-
Notifications
You must be signed in to change notification settings - Fork 6
/
leet-problems-all-082020.json
1 lines (1 loc) · 732 KB
/
leet-problems-all-082020.json
1
{"user_name": "frankie_liu", "num_solved": 598, "num_total": 1555, "ac_easy": 151, "ac_medium": 317, "ac_hard": 130, "stat_status_pairs": [{"stat": {"question_id": 1702, "question__article__live": null, "question__article__slug": null, "question__title": "Bank Account Summary", "question__title_slug": "bank-account-summary", "question__hide": false, "total_acs": 7, "total_submitted": 9, "frontend_question_id": 1555, "is_new_question": true}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1697, "question__article__live": null, "question__article__slug": null, "question__title": "Strings Differ by One Character", "question__title_slug": "strings-differ-by-one-character", "question__hide": false, "total_acs": 369, "total_submitted": 547, "frontend_question_id": 1554, "is_new_question": true}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1688, "question__article__live": null, "question__article__slug": null, "question__title": "The Most Recent Orders for Each Product", "question__title_slug": "the-most-recent-orders-for-each-product", "question__hide": false, "total_acs": 633, "total_submitted": 1111, "frontend_question_id": 1549, "is_new_question": true}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1687, "question__article__live": null, "question__article__slug": null, "question__title": "The Most Similar Path in a Graph", "question__title_slug": "the-most-similar-path-in-a-graph", "question__hide": false, "total_acs": 366, "total_submitted": 663, "frontend_question_id": 1548, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1686, "question__article__live": null, "question__article__slug": null, "question__title": "Fix Product Name Format", "question__title_slug": "fix-product-name-format", "question__hide": false, "total_acs": 997, "total_submitted": 1424, "frontend_question_id": 1543, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1681, "question__article__live": null, "question__article__slug": null, "question__title": "Guess the Majority in a Hidden Array", "question__title_slug": "guess-the-majority-in-a-hidden-array", "question__hide": false, "total_acs": 375, "total_submitted": 607, "frontend_question_id": 1538, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1676, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Number of Days to Eat N Oranges", "question__title_slug": "minimum-number-of-days-to-eat-n-oranges", "question__hide": false, "total_acs": 7471, "total_submitted": 28184, "frontend_question_id": 1553, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1675, "question__article__live": null, "question__article__slug": null, "question__title": "Magnetic Force Between Two Balls", "question__title_slug": "magnetic-force-between-two-balls", "question__hide": false, "total_acs": 6737, "total_submitted": 15000, "frontend_question_id": 1552, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1674, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Operations to Make Array Equal", "question__title_slug": "minimum-operations-to-make-array-equal", "question__hide": false, "total_acs": 11449, "total_submitted": 14595, "frontend_question_id": 1551, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1672, "question__article__live": null, "question__article__slug": null, "question__title": "Find the Index of the Large Integer", "question__title_slug": "find-the-index-of-the-large-integer", "question__hide": false, "total_acs": 868, "total_submitted": 1542, "frontend_question_id": 1533, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1671, "question__article__live": null, "question__article__slug": null, "question__title": "The Most Recent Three Orders", "question__title_slug": "the-most-recent-three-orders", "question__hide": false, "total_acs": 1244, "total_submitted": 1677, "frontend_question_id": 1532, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1670, "question__article__live": null, "question__article__slug": null, "question__title": "Patients With a Condition", "question__title_slug": "patients-with-a-condition", "question__hide": false, "total_acs": 2572, "total_submitted": 2893, "frontend_question_id": 1527, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1669, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Cost to Cut a Stick", "question__title_slug": "minimum-cost-to-cut-a-stick", "question__hide": false, "total_acs": 5333, "total_submitted": 10898, "frontend_question_id": 1547, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.011357305496981688, "progress": 0.2246138890008922}, {"stat": {"question_id": 1668, "question__article__live": null, "question__article__slug": null, "question__title": "Find Longest Awesome Substring", "question__title_slug": "find-longest-awesome-substring", "question__hide": false, "total_acs": 3312, "total_submitted": 9423, "frontend_question_id": 1542, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.014716969080693006, "progress": 0.2910580912346547}, {"stat": {"question_id": 1667, "question__article__live": null, "question__article__slug": null, "question__title": "Find Kth Bit in Nth Binary String", "question__title_slug": "find-kth-bit-in-nth-binary-string", "question__hide": false, "total_acs": 10604, "total_submitted": 18606, "frontend_question_id": 1545, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1666, "question__article__live": null, "question__article__slug": null, "question__title": "Make The String Great", "question__title_slug": "make-the-string-great", "question__hide": false, "total_acs": 14002, "total_submitted": 25820, "frontend_question_id": 1544, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1665, "question__article__live": null, "question__article__slug": null, "question__title": "Diameter of N-Ary Tree", "question__title_slug": "diameter-of-n-ary-tree", "question__hide": false, "total_acs": 1452, "total_submitted": 2127, "frontend_question_id": 1522, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.1141923675256549, "progress": 2.2583870594106195}, {"stat": {"question_id": 1664, "question__article__live": null, "question__article__slug": null, "question__title": "Find Users With Valid E-Mails", "question__title_slug": "find-users-with-valid-e-mails", "question__hide": false, "total_acs": 1613, "total_submitted": 2217, "frontend_question_id": 1517, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1659, "question__article__live": null, "question__article__slug": null, "question__title": "Get the Maximum Score", "question__title_slug": "get-the-maximum-score", "question__hide": false, "total_acs": 6692, "total_submitted": 18809, "frontend_question_id": 1537, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.1656121233462649, "progress": 3.2753176446989074}, {"stat": {"question_id": 1658, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Swaps to Arrange a Binary Grid", "question__title_slug": "minimum-swaps-to-arrange-a-binary-grid", "question__hide": false, "total_acs": 6545, "total_submitted": 15550, "frontend_question_id": 1536, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1657, "question__article__live": null, "question__article__slug": null, "question__title": "Find the Winner of an Array Game", "question__title_slug": "find-the-winner-of-an-array-game", "question__hide": false, "total_acs": 13257, "total_submitted": 28801, "frontend_question_id": 1535, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.016611677666896175, "progress": 0.3285298193821081}, {"stat": {"question_id": 1656, "question__article__live": null, "question__article__slug": null, "question__title": "Count Good Triplets", "question__title_slug": "count-good-triplets", "question__hide": false, "total_acs": 16401, "total_submitted": 20530, "frontend_question_id": 1534, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.025461064198273143, "progress": 0.5035444938234134}, {"stat": {"question_id": 1655, "question__article__live": null, "question__article__slug": null, "question__title": "Move Sub-Tree of N-Ary Tree", "question__title_slug": "move-sub-tree-of-n-ary-tree", "question__hide": false, "total_acs": 569, "total_submitted": 962, "frontend_question_id": 1516, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1654, "question__article__live": null, "question__article__slug": null, "question__title": "Customer Order Frequency", "question__title_slug": "customer-order-frequency", "question__hide": false, "total_acs": 2466, "total_submitted": 3201, "frontend_question_id": 1511, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1653, "question__article__live": null, "question__article__slug": null, "question__title": "Number of Good Leaf Nodes Pairs", "question__title_slug": "number-of-good-leaf-nodes-pairs", "question__hide": false, "total_acs": 9999, "total_submitted": 18555, "frontend_question_id": 1530, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1652, "question__article__live": null, "question__article__slug": null, "question__title": "Bulb Switcher IV", "question__title_slug": "bulb-switcher-iv", "question__hide": false, "total_acs": 12941, "total_submitted": 18408, "frontend_question_id": 1529, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.023821993572356814, "progress": 0.4711285279297395}, {"stat": {"question_id": 1651, "question__article__live": null, "question__article__slug": null, "question__title": "Shuffle String", "question__title_slug": "shuffle-string", "question__hide": false, "total_acs": 28821, "total_submitted": 33530, "frontend_question_id": 1528, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.013570938924720883, "progress": 0.2683930066057691}, {"stat": {"question_id": 1650, "question__article__live": null, "question__article__slug": null, "question__title": "Find Root of N-Ary Tree", "question__title_slug": "find-root-of-n-ary-tree", "question__hide": false, "total_acs": 1746, "total_submitted": 2193, "frontend_question_id": 1506, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1649, "question__article__live": null, "question__article__slug": null, "question__title": "Maximum Number of Non-Overlapping Subarrays With Sum Equals Target", "question__title_slug": "maximum-number-of-non-overlapping-subarrays-with-sum-equals-target", "question__hide": false, "total_acs": 8327, "total_submitted": 19845, "frontend_question_id": 1546, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1648, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Insertions to Balance a Parentheses String", "question__title_slug": "minimum-insertions-to-balance-a-parentheses-string", "question__hide": false, "total_acs": 5521, "total_submitted": 13896, "frontend_question_id": 1541, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.008228805947453132, "progress": 0.16274142719699877}, {"stat": {"question_id": 1647, "question__article__live": null, "question__article__slug": null, "question__title": "Can Convert String in K Moves", "question__title_slug": "can-convert-string-in-k-moves", "question__hide": false, "total_acs": 5930, "total_submitted": 21012, "frontend_question_id": 1540, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1646, "question__article__live": null, "question__article__slug": null, "question__title": "Kth Missing Positive Number", "question__title_slug": "kth-missing-positive-number", "question__hide": false, "total_acs": 11686, "total_submitted": 21914, "frontend_question_id": 1539, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.00496340515174777, "progress": 0.09816146392446802}, {"stat": {"question_id": 1645, "question__article__live": null, "question__article__slug": null, "question__title": "Find a Value of a Mysterious Function Closest to Target", "question__title_slug": "find-a-value-of-a-mysterious-function-closest-to-target", "question__hide": false, "total_acs": 4493, "total_submitted": 10391, "frontend_question_id": 1521, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1644, "question__article__live": null, "question__article__slug": null, "question__title": "Maximum Number of Non-Overlapping Substrings", "question__title_slug": "maximum-number-of-non-overlapping-substrings", "question__hide": false, "total_acs": 4533, "total_submitted": 13699, "frontend_question_id": 1520, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.322773392263051, "progress": 6.383502400413706}, {"stat": {"question_id": 1643, "question__article__live": null, "question__article__slug": null, "question__title": "Number of Nodes in the Sub-Tree With the Same Label", "question__title_slug": "number-of-nodes-in-the-sub-tree-with-the-same-label", "question__hide": false, "total_acs": 9022, "total_submitted": 25521, "frontend_question_id": 1519, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.17024697180464843, "progress": 3.366981229643768}, {"stat": {"question_id": 1642, "question__article__live": null, "question__article__slug": null, "question__title": "Water Bottles", "question__title_slug": "water-bottles", "question__hide": false, "total_acs": 17067, "total_submitted": 27095, "frontend_question_id": 1518, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.0245914031373222, "progress": 0.4863451719363032}, {"stat": {"question_id": 1641, "question__article__live": null, "question__article__slug": null, "question__title": "Countries You Can Safely Invest In", "question__title_slug": "countries-you-can-safely-invest-in", "question__hide": false, "total_acs": 1952, "total_submitted": 3090, "frontend_question_id": 1501, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1640, "question__article__live": null, "question__article__slug": null, "question__title": "Design a File Sharing System", "question__title_slug": "design-a-file-sharing-system", "question__hide": false, "total_acs": 797, "total_submitted": 1755, "frontend_question_id": 1500, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1639, "question__article__live": null, "question__article__slug": null, "question__title": "Friendly Movies Streamed Last Month", "question__title_slug": "friendly-movies-streamed-last-month", "question__hide": false, "total_acs": 2399, "total_submitted": 4622, "frontend_question_id": 1495, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1638, "question__article__live": null, "question__article__slug": null, "question__title": "Best Position for a Service Centre", "question__title_slug": "best-position-for-a-service-centre", "question__hide": false, "total_acs": 4320, "total_submitted": 12023, "frontend_question_id": 1515, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.14842000511827327, "progress": 2.935308428923336}, {"stat": {"question_id": 1637, "question__article__live": null, "question__article__slug": null, "question__title": "String Compression II", "question__title_slug": "string-compression-ii", "question__hide": false, "total_acs": 3269, "total_submitted": 11034, "frontend_question_id": 1531, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.050499842750518595, "progress": 0.9987374273890929}, {"stat": {"question_id": 1636, "question__article__live": null, "question__article__slug": null, "question__title": "Number of Substrings With Only 1s", "question__title_slug": "number-of-substrings-with-only-1s", "question__hide": false, "total_acs": 14388, "total_submitted": 35609, "frontend_question_id": 1513, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1635, "question__article__live": null, "question__article__slug": null, "question__title": "Number of Good Pairs", "question__title_slug": "number-of-good-pairs", "question__hide": false, "total_acs": 48008, "total_submitted": 54301, "frontend_question_id": 1512, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.3514191051960129, "progress": 6.950029820741148}, {"stat": {"question_id": 1634, "question__article__live": null, "question__article__slug": null, "question__title": "Clone N-ary Tree", "question__title_slug": "clone-n-ary-tree", "question__hide": false, "total_acs": 3256, "total_submitted": 3880, "frontend_question_id": 1490, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.20812125379246896, "progress": 4.1160224324767505}, {"stat": {"question_id": 1633, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Number of Increments on Subarrays to Form a Target Array", "question__title_slug": "minimum-number-of-increments-on-subarrays-to-form-a-target-array", "question__hide": false, "total_acs": 5228, "total_submitted": 8986, "frontend_question_id": 1526, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.00964792818972017, "progress": 0.19080746503387636}, {"stat": {"question_id": 1632, "question__article__live": null, "question__article__slug": null, "question__title": "Number of Good Ways to Split a String", "question__title_slug": "number-of-good-ways-to-split-a-string", "question__hide": false, "total_acs": 9092, "total_submitted": 13183, "frontend_question_id": 1525, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.013087288726883771, "progress": 0.258827837131274}, {"stat": {"question_id": 1631, "question__article__live": null, "question__article__slug": null, "question__title": "Number of Sub-arrays With Odd Sum", "question__title_slug": "number-of-sub-arrays-with-odd-sum", "question__hide": false, "total_acs": 8062, "total_submitted": 21704, "frontend_question_id": 1524, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1630, "question__article__live": null, "question__article__slug": null, "question__title": "Count Odd Numbers in an Interval Range", "question__title_slug": "count-odd-numbers-in-an-interval-range", "question__hide": false, "total_acs": 11554, "total_submitted": 20678, "frontend_question_id": 1523, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1629, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Possible Integer After at Most K Adjacent Swaps On Digits", "question__title_slug": "minimum-possible-integer-after-at-most-k-adjacent-swaps-on-digits", "question__hide": false, "total_acs": 3902, "total_submitted": 10777, "frontend_question_id": 1505, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.6832948841169336, "progress": 13.513550489304574}, {"stat": {"question_id": 1628, "question__article__live": null, "question__article__slug": null, "question__title": "Count Submatrices With All Ones", "question__title_slug": "count-submatrices-with-all-ones", "question__hide": false, "total_acs": 9146, "total_submitted": 14795, "frontend_question_id": 1504, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.33395175639587793, "progress": 6.604577358836688}, {"stat": {"question_id": 1627, "question__article__live": null, "question__article__slug": null, "question__title": "Last Moment Before All Ants Fall Out of a Plank", "question__title_slug": "last-moment-before-all-ants-fall-out-of-a-plank", "question__hide": false, "total_acs": 9317, "total_submitted": 17987, "frontend_question_id": 1503, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1626, "question__article__live": null, "question__article__slug": null, "question__title": "Can Make Arithmetic Progression From Sequence", "question__title_slug": "can-make-arithmetic-progression-from-sequence", "question__hide": false, "total_acs": 21883, "total_submitted": 29953, "frontend_question_id": 1502, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.1328405463103448, "progress": 2.627192843557775}, {"stat": {"question_id": 1625, "question__article__live": null, "question__article__slug": null, "question__title": "Group Sold Products By The Date", "question__title_slug": "group-sold-products-by-the-date", "question__hide": false, "total_acs": 3261, "total_submitted": 3801, "frontend_question_id": 1484, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.06118115647508111, "progress": 1.2099821998353562}, {"stat": {"question_id": 1624, "question__article__live": null, "question__article__slug": null, "question__title": "Clone Binary Tree With Random Pointer", "question__title_slug": "clone-binary-tree-with-random-pointer", "question__hide": false, "total_acs": 2585, "total_submitted": 3190, "frontend_question_id": 1485, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1623, "question__article__live": null, "question__article__slug": null, "question__title": "Sales by Day of the Week", "question__title_slug": "sales-by-day-of-the-week", "question__hide": false, "total_acs": 1655, "total_submitted": 1966, "frontend_question_id": 1479, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0.14208251361377278, "progress": 2.809971603765795}, {"stat": {"question_id": 1622, "question__article__live": null, "question__article__slug": null, "question__title": "Max Value of Equation", "question__title_slug": "max-value-of-equation", "question__hide": false, "total_acs": 4579, "total_submitted": 10319, "frontend_question_id": 1499, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.12323264042394814, "progress": 2.437176901231345}, {"stat": {"question_id": 1621, "question__article__live": null, "question__article__slug": null, "question__title": "Number of Subsequences That Satisfy the Given Sum Condition", "question__title_slug": "number-of-subsequences-that-satisfy-the-given-sum-condition", "question__hide": false, "total_acs": 7670, "total_submitted": 20817, "frontend_question_id": 1498, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.5402140827654913, "progress": 10.683835708677028}, {"stat": {"question_id": 1620, "question__article__live": null, "question__article__slug": null, "question__title": "Check If Array Pairs Are Divisible by k", "question__title_slug": "check-if-array-pairs-are-divisible-by-k", "question__hide": false, "total_acs": 11790, "total_submitted": 28845, "frontend_question_id": 1497, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.58180547018639, "progress": 11.506390255618955}, {"stat": {"question_id": 1619, "question__article__live": null, "question__article__slug": null, "question__title": "Path Crossing", "question__title_slug": "path-crossing", "question__hide": false, "total_acs": 15550, "total_submitted": 27784, "frontend_question_id": 1496, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1618, "question__article__live": null, "question__article__slug": null, "question__title": "Delete N Nodes After M Nodes of a Linked List", "question__title_slug": "delete-n-nodes-after-m-nodes-of-a-linked-list", "question__hide": false, "total_acs": 3484, "total_submitted": 4703, "frontend_question_id": 1474, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1617, "question__article__live": null, "question__article__slug": null, "question__title": "Stone Game IV", "question__title_slug": "stone-game-iv", "question__hide": false, "total_acs": 6357, "total_submitted": 12554, "frontend_question_id": 1510, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.07020425867324853, "progress": 1.3884324560269767}, {"stat": {"question_id": 1616, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Difference Between Largest and Smallest Value in Three Moves", "question__title_slug": "minimum-difference-between-largest-and-smallest-value-in-three-moves", "question__hide": false, "total_acs": 7281, "total_submitted": 14202, "frontend_question_id": 1509, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.1859335866426544, "progress": 3.677216044139161}, {"stat": {"question_id": 1615, "question__article__live": null, "question__article__slug": null, "question__title": "Range Sum of Sorted Subarray Sums", "question__title_slug": "range-sum-of-sorted-subarray-sums", "question__hide": false, "total_acs": 10797, "total_submitted": 16058, "frontend_question_id": 1508, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.03490755821080199, "progress": 0.6903681870085302}, {"stat": {"question_id": 1613, "question__article__live": null, "question__article__slug": null, "question__title": "Find Critical and Pseudo-Critical Edges in Minimum Spanning Tree", "question__title_slug": "find-critical-and-pseudo-critical-edges-in-minimum-spanning-tree", "question__hide": false, "total_acs": 2718, "total_submitted": 5343, "frontend_question_id": 1489, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1612, "question__article__live": null, "question__article__slug": null, "question__title": "Avoid Flood in The City", "question__title_slug": "avoid-flood-in-the-city", "question__hide": false, "total_acs": 9878, "total_submitted": 38952, "frontend_question_id": 1488, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1611, "question__article__live": null, "question__article__slug": null, "question__title": "Making File Names Unique", "question__title_slug": "making-file-names-unique", "question__hide": false, "total_acs": 10334, "total_submitted": 35144, "frontend_question_id": 1487, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.07847161544149522, "progress": 1.5519363043620633}, {"stat": {"question_id": 1610, "question__article__live": null, "question__article__slug": null, "question__title": "XOR Operation in an Array", "question__title_slug": "xor-operation-in-an-array", "question__hide": false, "total_acs": 35384, "total_submitted": 41715, "frontend_question_id": 1486, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.03502218290865262, "progress": 0.6926351242822192}, {"stat": {"question_id": 1609, "question__article__live": null, "question__article__slug": null, "question__title": "Find All The Lonely Nodes", "question__title_slug": "find-all-the-lonely-nodes", "question__hide": false, "total_acs": 6538, "total_submitted": 7997, "frontend_question_id": 1469, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1608, "question__article__live": null, "question__article__slug": null, "question__title": "Calculate Salaries", "question__title_slug": "calculate-salaries", "question__hide": false, "total_acs": 2462, "total_submitted": 3129, "frontend_question_id": 1468, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1607, "question__article__live": null, "question__article__slug": null, "question__title": "Rectangles Area", "question__title_slug": "rectangles-area", "question__hide": false, "total_acs": 1827, "total_submitted": 2942, "frontend_question_id": 1459, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1605, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Number of Days to Make m Bouquets", "question__title_slug": "minimum-number-of-days-to-make-m-bouquets", "question__hide": false, "total_acs": 11817, "total_submitted": 25312, "frontend_question_id": 1482, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.6947133515926902, "progress": 13.739373981227152}, {"stat": {"question_id": 1604, "question__article__live": null, "question__article__slug": null, "question__title": "Least Number of Unique Integers after K Removals", "question__title_slug": "least-number-of-unique-integers-after-k-removals", "question__hide": false, "total_acs": 16050, "total_submitted": 29962, "frontend_question_id": 1481, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.1110882064011508, "progress": 2.1969959396203183}, {"stat": {"question_id": 1603, "question__article__live": null, "question__article__slug": null, "question__title": "Running Sum of 1d Array", "question__title_slug": "running-sum-of-1d-array", "question__hide": false, "total_acs": 95949, "total_submitted": 106220, "frontend_question_id": 1480, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.3381106924758788, "progress": 26.46386914841379}, {"stat": {"question_id": 1587, "question__article__live": null, "question__article__slug": null, "question__title": "Parallel Courses II", "question__title_slug": "parallel-courses-ii", "question__hide": false, "total_acs": 4179, "total_submitted": 13212, "frontend_question_id": 1494, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.3933437475758196, "progress": 7.779175164449885}, {"stat": {"question_id": 1586, "question__article__live": null, "question__article__slug": null, "question__title": "Longest Subarray of 1's After Deleting One Element", "question__title_slug": "longest-subarray-of-1s-after-deleting-one-element", "question__hide": false, "total_acs": 12168, "total_submitted": 20407, "frontend_question_id": 1493, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.021164811192043248, "progress": 0.41857732479573084}, {"stat": {"question_id": 1585, "question__article__live": null, "question__article__slug": null, "question__title": "The kth Factor of n", "question__title_slug": "the-kth-factor-of-n", "question__hide": false, "total_acs": 11763, "total_submitted": 17428, "frontend_question_id": 1492, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1584, "question__article__live": null, "question__article__slug": null, "question__title": "Average Salary Excluding the Minimum and Maximum Salary", "question__title_slug": "average-salary-excluding-the-minimum-and-maximum-salary", "question__hide": false, "total_acs": 19025, "total_submitted": 27136, "frontend_question_id": 1491, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1583, "question__article__live": null, "question__article__slug": null, "question__title": "Paint House III", "question__title_slug": "paint-house-iii", "question__hide": false, "total_acs": 6518, "total_submitted": 13458, "frontend_question_id": 1473, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.7167143996647707, "progress": 33.95152993947485}, {"stat": {"question_id": 1582, "question__article__live": null, "question__article__slug": null, "question__title": "Design Browser History", "question__title_slug": "design-browser-history", "question__hide": false, "total_acs": 13920, "total_submitted": 21358, "frontend_question_id": 1472, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.42035133738263863, "progress": 8.313305357624898}, {"stat": {"question_id": 1581, "question__article__live": null, "question__article__slug": null, "question__title": "The k Strongest Values in an Array", "question__title_slug": "the-k-strongest-values-in-an-array", "question__hide": false, "total_acs": 14931, "total_submitted": 26154, "frontend_question_id": 1471, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.07184417199923487, "progress": 1.4208650880339324}, {"stat": {"question_id": 1580, "question__article__live": null, "question__article__slug": null, "question__title": "Shuffle the Array", "question__title_slug": "shuffle-the-array", "question__hide": false, "total_acs": 71797, "total_submitted": 80861, "frontend_question_id": 1470, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.0718341695867168, "progress": 21.197707612857254}, {"stat": {"question_id": 1579, "question__article__live": null, "question__article__slug": null, "question__title": "Active Users", "question__title_slug": "active-users", "question__hide": false, "total_acs": 3373, "total_submitted": 9053, "frontend_question_id": 1454, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.1916674192121923, "progress": 3.7906142821865703}, {"stat": {"question_id": 1578, "question__article__live": null, "question__article__slug": null, "question__title": "Apples & Oranges", "question__title_slug": "apples-oranges", "question__hide": false, "total_acs": 4810, "total_submitted": 5485, "frontend_question_id": 1445, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.22825865198098017, "progress": 4.514280568852768}, {"stat": {"question_id": 1577, "question__article__live": null, "question__article__slug": null, "question__title": "Probability of a Two Boxes Having The Same Number of Distinct Balls", "question__title_slug": "probability-of-a-two-boxes-having-the-same-number-of-distinct-balls", "question__hide": false, "total_acs": 4075, "total_submitted": 6638, "frontend_question_id": 1467, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1576, "question__article__live": null, "question__article__slug": null, "question__title": "Reorder Routes to Make All Paths Lead to the City Zero", "question__title_slug": "reorder-routes-to-make-all-paths-lead-to-the-city-zero", "question__hide": false, "total_acs": 13977, "total_submitted": 21997, "frontend_question_id": 1466, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.44293784687708265, "progress": 8.759999667102699}, {"stat": {"question_id": 1575, "question__article__live": null, "question__article__slug": null, "question__title": "Maximum Area of a Piece of Cake After Horizontal and Vertical Cuts", "question__title_slug": "maximum-area-of-a-piece-of-cake-after-horizontal-and-vertical-cuts", "question__hide": false, "total_acs": 12421, "total_submitted": 40238, "frontend_question_id": 1465, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1574, "question__article__live": null, "question__article__slug": null, "question__title": "Maximum Product of Two Elements in an Array", "question__title_slug": "maximum-product-of-two-elements-in-an-array", "question__hide": false, "total_acs": 41166, "total_submitted": 52860, "frontend_question_id": 1464, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.08997073157346692, "progress": 1.7793547880122107}, {"stat": {"question_id": 1573, "question__article__live": null, "question__article__slug": null, "question__title": "Find Two Non-overlapping Sub-arrays Each With Target Sum", "question__title_slug": "find-two-non-overlapping-sub-arrays-each-with-target-sum", "question__hide": false, "total_acs": 10035, "total_submitted": 33060, "frontend_question_id": 1477, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.0458355174884781, "progress": 20.683531221448348}, {"stat": {"question_id": 1572, "question__article__live": null, "question__article__slug": null, "question__title": "Subrectangle Queries", "question__title_slug": "subrectangle-queries", "question__hide": false, "total_acs": 17293, "total_submitted": 19183, "frontend_question_id": 1476, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1571, "question__article__live": null, "question__article__slug": null, "question__title": "Allocate Mailboxes", "question__title_slug": "allocate-mailboxes", "question__hide": false, "total_acs": 4094, "total_submitted": 7456, "frontend_question_id": 1478, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.5316597106688327, "progress": 10.514655546612897}, {"stat": {"question_id": 1570, "question__article__live": null, "question__article__slug": null, "question__title": "Final Prices With a Special Discount in a Shop", "question__title_slug": "final-prices-with-a-special-discount-in-a-shop", "question__hide": false, "total_acs": 20905, "total_submitted": 27687, "frontend_question_id": 1475, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.05370417897186106, "progress": 1.0621097141109244}, {"stat": {"question_id": 1569, "question__article__live": null, "question__article__slug": null, "question__title": "Max Dot Product of Two Subsequences", "question__title_slug": "max-dot-product-of-two-subsequences", "question__hide": false, "total_acs": 9897, "total_submitted": 23712, "frontend_question_id": 1458, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1568, "question__article__live": null, "question__article__slug": null, "question__title": "Pseudo-Palindromic Paths in a Binary Tree", "question__title_slug": "pseudo-palindromic-paths-in-a-binary-tree", "question__hide": false, "total_acs": 16568, "total_submitted": 24600, "frontend_question_id": 1457, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.12210269680089986, "progress": 2.414829960613072}, {"stat": {"question_id": 1567, "question__article__live": null, "question__article__slug": null, "question__title": "Maximum Number of Vowels in a Substring of Given Length", "question__title_slug": "maximum-number-of-vowels-in-a-substring-of-given-length", "question__hide": false, "total_acs": 17307, "total_submitted": 32956, "frontend_question_id": 1456, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.18315872720701828, "progress": 3.6223375371346}, {"stat": {"question_id": 1566, "question__article__live": null, "question__article__slug": null, "question__title": "Check If a Word Occurs As a Prefix of Any Word in a Sentence", "question__title_slug": "check-if-a-word-occurs-as-a-prefix-of-any-word-in-a-sentence", "question__hide": false, "total_acs": 19854, "total_submitted": 30765, "frontend_question_id": 1455, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1565, "question__article__live": null, "question__article__slug": null, "question__title": "Evaluate Boolean Expression", "question__title_slug": "evaluate-boolean-expression", "question__hide": false, "total_acs": 2487, "total_submitted": 3510, "frontend_question_id": 1440, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1564, "question__article__live": null, "question__article__slug": null, "question__title": "Create a Session Bar Chart", "question__title_slug": "create-a-session-bar-chart", "question__hide": false, "total_acs": 3400, "total_submitted": 4423, "frontend_question_id": 1435, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1563, "question__article__live": null, "question__article__slug": null, "question__title": "Maximum Number of Darts Inside of a Circular Dartboard", "question__title_slug": "maximum-number-of-darts-inside-of-a-circular-dartboard", "question__hide": false, "total_acs": 3178, "total_submitted": 9389, "frontend_question_id": 1453, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.4274440148269396, "progress": 8.453577525580295}, {"stat": {"question_id": 1562, "question__article__live": null, "question__article__slug": null, "question__title": "People Whose List of Favorite Companies Is Not a Subset of Another List", "question__title_slug": "people-whose-list-of-favorite-companies-is-not-a-subset-of-another-list", "question__hide": false, "total_acs": 12047, "total_submitted": 22541, "frontend_question_id": 1452, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1561, "question__article__live": null, "question__article__slug": null, "question__title": "Rearrange Words in a Sentence", "question__title_slug": "rearrange-words-in-a-sentence", "question__hide": false, "total_acs": 17568, "total_submitted": 31742, "frontend_question_id": 1451, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.23744614004484665, "progress": 4.695981890942128}, {"stat": {"question_id": 1560, "question__article__live": null, "question__article__slug": null, "question__title": "Number of Students Doing Homework at a Given Time", "question__title_slug": "number-of-students-doing-homework-at-a-given-time", "question__hide": false, "total_acs": 35825, "total_submitted": 45986, "frontend_question_id": 1450, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.045709185020828026, "progress": 0.9039923961997889}, {"stat": {"question_id": 1559, "question__article__live": null, "question__article__slug": null, "question__title": "Cherry Pickup II", "question__title_slug": "cherry-pickup-ii", "question__hide": false, "total_acs": 7306, "total_submitted": 11187, "frontend_question_id": 1463, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.7837148040497476, "progress": 15.499559297050563}, {"stat": {"question_id": 1558, "question__article__live": null, "question__article__slug": null, "question__title": "Course Schedule IV", "question__title_slug": "course-schedule-iv", "question__hide": false, "total_acs": 9781, "total_submitted": 23268, "frontend_question_id": 1462, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1557, "question__article__live": true, "question__article__slug": "check-if-a-string-contains-all-binary-codes-of-size-k", "question__title": "Check If a String Contains All Binary Codes of Size K", "question__title_slug": "check-if-a-string-contains-all-binary-codes-of-size-k", "question__hide": false, "total_acs": 10545, "total_submitted": 23511, "frontend_question_id": 1461, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.09440968447107469, "progress": 1.8671441385486063}, {"stat": {"question_id": 1556, "question__article__live": null, "question__article__slug": null, "question__title": "Make Two Arrays Equal by Reversing Sub-arrays", "question__title_slug": "make-two-arrays-equal-by-reversing-sub-arrays", "question__hide": false, "total_acs": 24239, "total_submitted": 32937, "frontend_question_id": 1460, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.18756091147995427, "progress": 3.7093997130975076}, {"stat": {"question_id": 1555, "question__article__live": null, "question__article__slug": null, "question__title": "Number of Ways of Cutting a Pizza", "question__title_slug": "number-of-ways-of-cutting-a-pizza", "question__hide": false, "total_acs": 5725, "total_submitted": 10919, "frontend_question_id": 1444, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.0107179094136018, "progress": 19.989008869803992}, {"stat": {"question_id": 1554, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Time to Collect All Apples in a Tree", "question__title_slug": "minimum-time-to-collect-all-apples-in-a-tree", "question__hide": false, "total_acs": 13004, "total_submitted": 23512, "frontend_question_id": 1443, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.07184417199923487, "progress": 1.4208650880339324}, {"stat": {"question_id": 1553, "question__article__live": null, "question__article__slug": null, "question__title": "Count Triplets That Can Form Two Arrays of Equal XOR", "question__title_slug": "count-triplets-that-can-form-two-arrays-of-equal-xor", "question__hide": false, "total_acs": 11992, "total_submitted": 17266, "frontend_question_id": 1442, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.09201889872025212, "progress": 1.8198614723032642}, {"stat": {"question_id": 1552, "question__article__live": null, "question__article__slug": null, "question__title": "Build an Array With Stack Operations", "question__title_slug": "build-an-array-with-stack-operations", "question__hide": false, "total_acs": 21374, "total_submitted": 31047, "frontend_question_id": 1441, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.1692074260063661, "progress": 3.3464220904528053}, {"stat": {"question_id": 1551, "question__article__live": null, "question__article__slug": null, "question__title": "NPV Queries", "question__title_slug": "npv-queries", "question__hide": false, "total_acs": 3448, "total_submitted": 4264, "frontend_question_id": 1421, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.10135249426028749, "progress": 2.0044523678432213}, {"stat": {"question_id": 1550, "question__article__live": null, "question__article__slug": null, "question__title": "Find the Kth Smallest Sum of a Matrix With Sorted Rows", "question__title_slug": "find-the-kth-smallest-sum-of-a-matrix-with-sorted-rows", "question__hide": false, "total_acs": 8746, "total_submitted": 14686, "frontend_question_id": 1439, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.4274440148269396, "progress": 8.453577525580295}, {"stat": {"question_id": 1549, "question__article__live": null, "question__article__slug": null, "question__title": "Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit", "question__title_slug": "longest-continuous-subarray-with-absolute-diff-less-than-or-equal-to-limit", "question__hide": false, "total_acs": 24014, "total_submitted": 56637, "frontend_question_id": 1438, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.30916153553733, "progress": 45.66838084668525}, {"stat": {"question_id": 1548, "question__article__live": null, "question__article__slug": null, "question__title": "Check If All 1's Are at Least Length K Places Away", "question__title_slug": "check-if-all-1s-are-at-least-length-k-places-away", "question__hide": false, "total_acs": 17547, "total_submitted": 27799, "frontend_question_id": 1437, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1547, "question__article__live": null, "question__article__slug": null, "question__title": "Destination City", "question__title_slug": "destination-city", "question__hide": false, "total_acs": 36989, "total_submitted": 48059, "frontend_question_id": 1436, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.2224426439999733, "progress": 4.399257144377539}, {"stat": {"question_id": 1546, "question__article__live": null, "question__article__slug": null, "question__title": "Find the Quiet Students in All Exams", "question__title_slug": "find-the-quiet-students-in-all-exams", "question__hide": false, "total_acs": 2775, "total_submitted": 4128, "frontend_question_id": 1412, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0.33024168687057687, "progress": 6.531203164159701}, {"stat": {"question_id": 1545, "question__article__live": null, "question__article__slug": null, "question__title": "Form Largest Integer With Digits That Add up to Target", "question__title_slug": "form-largest-integer-with-digits-that-add-up-to-target", "question__hide": false, "total_acs": 6374, "total_submitted": 15224, "frontend_question_id": 1449, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1544, "question__article__live": null, "question__article__slug": null, "question__title": "Count Good Nodes in Binary Tree", "question__title_slug": "count-good-nodes-in-binary-tree", "question__hide": false, "total_acs": 17253, "total_submitted": 24527, "frontend_question_id": 1448, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1543, "question__article__live": null, "question__article__slug": null, "question__title": "Simplified Fractions", "question__title_slug": "simplified-fractions", "question__hide": false, "total_acs": 11153, "total_submitted": 18286, "frontend_question_id": 1447, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.234225612820231, "progress": 4.63228939409537}, {"stat": {"question_id": 1542, "question__article__live": null, "question__article__slug": null, "question__title": "Consecutive Characters", "question__title_slug": "consecutive-characters", "question__hide": false, "total_acs": 19355, "total_submitted": 32188, "frontend_question_id": 1446, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.1692074260063661, "progress": 3.3464220904528053}, {"stat": {"question_id": 1541, "question__article__live": null, "question__article__slug": null, "question__title": "Top Travellers", "question__title_slug": "top-travellers", "question__hide": false, "total_acs": 5934, "total_submitted": 7204, "frontend_question_id": 1407, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1539, "question__article__live": null, "question__article__slug": null, "question__title": "Diagonal Traverse II", "question__title_slug": "diagonal-traverse-ii", "question__hide": false, "total_acs": 15156, "total_submitted": 35639, "frontend_question_id": 1424, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.1321082430962919, "progress": 22.389750396289408}, {"stat": {"question_id": 1538, "question__article__live": null, "question__article__slug": null, "question__title": "Maximum Points You Can Obtain from Cards", "question__title_slug": "maximum-points-you-can-obtain-from-cards", "question__hide": false, "total_acs": 19415, "total_submitted": 45267, "frontend_question_id": 1423, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.308077471006699, "progress": 25.86990091578939}, {"stat": {"question_id": 1537, "question__article__live": null, "question__article__slug": null, "question__title": "Maximum Score After Splitting a String", "question__title_slug": "maximum-score-after-splitting-a-string", "question__hide": false, "total_acs": 18911, "total_submitted": 34538, "frontend_question_id": 1422, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.12765181191244845, "progress": 2.5245750340417823}, {"stat": {"question_id": 1536, "question__article__live": null, "question__article__slug": null, "question__title": "Customers Who Bought Products A and B but Not C", "question__title_slug": "customers-who-bought-products-a-and-b-but-not-c", "question__hide": false, "total_acs": 6066, "total_submitted": 7480, "frontend_question_id": 1398, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.16430305129127631, "progress": 3.2494280738555834}, {"stat": {"question_id": 1535, "question__article__live": null, "question__article__slug": null, "question__title": "Build Array Where You Can Find The Maximum Exactly K Comparisons", "question__title_slug": "build-array-where-you-can-find-the-maximum-exactly-k-comparisons", "question__hide": false, "total_acs": 5554, "total_submitted": 8560, "frontend_question_id": 1420, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.29849298855599654, "progress": 5.903307876756438}, {"stat": {"question_id": 1534, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Number of Frogs Croaking", "question__title_slug": "minimum-number-of-frogs-croaking", "question__hide": false, "total_acs": 12060, "total_submitted": 26018, "frontend_question_id": 1419, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.2457952697383762, "progress": 4.8611029657194935}, {"stat": {"question_id": 1533, "question__article__live": null, "question__article__slug": null, "question__title": "Display Table of Food Orders in a Restaurant", "question__title_slug": "display-table-of-food-orders-in-a-restaurant", "question__hide": false, "total_acs": 10386, "total_submitted": 15765, "frontend_question_id": 1418, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1532, "question__article__live": null, "question__article__slug": null, "question__title": "Reformat The String", "question__title_slug": "reformat-the-string", "question__hide": false, "total_acs": 19431, "total_submitted": 35336, "frontend_question_id": 1417, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1531, "question__article__live": null, "question__article__slug": null, "question__title": "Number of Ways to Wear Different Hats to Each Other", "question__title_slug": "number-of-ways-to-wear-different-hats-to-each-other", "question__hide": false, "total_acs": 4429, "total_submitted": 11656, "frontend_question_id": 1434, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1530, "question__article__live": null, "question__article__slug": null, "question__title": "Check If a String Can Break Another String", "question__title_slug": "check-if-a-string-can-break-another-string", "question__hide": false, "total_acs": 12552, "total_submitted": 19122, "frontend_question_id": 1433, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1529, "question__article__live": null, "question__article__slug": null, "question__title": "Max Difference You Can Get From Changing an Integer", "question__title_slug": "max-difference-you-can-get-from-changing-an-integer", "question__hide": false, "total_acs": 8129, "total_submitted": 18975, "frontend_question_id": 1432, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1528, "question__article__live": null, "question__article__slug": null, "question__title": "Kids With the Greatest Number of Candies", "question__title_slug": "kids-with-the-greatest-number-of-candies", "question__hide": false, "total_acs": 84053, "total_submitted": 94638, "frontend_question_id": 1431, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.098796994985591, "progress": 21.730952498530414}, {"stat": {"question_id": 1527, "question__article__live": null, "question__article__slug": null, "question__title": "Number of Ways to Paint N \u00d7 3 Grid", "question__title_slug": "number-of-ways-to-paint-n-3-grid", "question__hide": false, "total_acs": 9367, "total_submitted": 15304, "frontend_question_id": 1411, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.5560919317288076, "progress": 30.774892911122848}, {"stat": {"question_id": 1526, "question__article__live": null, "question__article__slug": null, "question__title": "HTML Entity Parser", "question__title_slug": "html-entity-parser", "question__hide": false, "total_acs": 12134, "total_submitted": 22484, "frontend_question_id": 1410, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.13133600206108695, "progress": 2.597437411242465}, {"stat": {"question_id": 1525, "question__article__live": null, "question__article__slug": null, "question__title": "Queries on a Permutation With Key", "question__title_slug": "queries-on-a-permutation-with-key", "question__hide": false, "total_acs": 18298, "total_submitted": 22464, "frontend_question_id": 1409, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1524, "question__article__live": null, "question__article__slug": null, "question__title": "String Matching in an Array", "question__title_slug": "string-matching-in-an-array", "question__hide": false, "total_acs": 22617, "total_submitted": 36822, "frontend_question_id": 1408, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.23560542976992044, "progress": 4.659578089575249}, {"stat": {"question_id": 1523, "question__article__live": null, "question__article__slug": null, "question__title": "Capital Gain/Loss", "question__title_slug": "capital-gainloss", "question__hide": false, "total_acs": 5747, "total_submitted": 6416, "frontend_question_id": 1393, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.37929539037477966, "progress": 7.501340237332897}, {"stat": {"question_id": 1522, "question__article__live": null, "question__article__slug": null, "question__title": "Stone Game III", "question__title_slug": "stone-game-iii", "question__hide": false, "total_acs": 9559, "total_submitted": 17039, "frontend_question_id": 1406, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.202247178358466, "progress": 23.776890948580228}, {"stat": {"question_id": 1520, "question__article__live": null, "question__article__slug": null, "question__title": "Number of Steps to Reduce a Number in Binary Representation to One", "question__title_slug": "number-of-steps-to-reduce-a-number-in-binary-representation-to-one", "question__hide": false, "total_acs": 13422, "total_submitted": 26624, "frontend_question_id": 1404, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.794290897212364, "progress": 15.708723118198312}, {"stat": {"question_id": 1519, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Subsequence in Non-Increasing Order", "question__title_slug": "minimum-subsequence-in-non-increasing-order", "question__hide": false, "total_acs": 22040, "total_submitted": 31162, "frontend_question_id": 1403, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.3181698955520328, "progress": 6.292458860241309}, {"stat": {"question_id": 1518, "question__article__live": null, "question__article__slug": null, "question__title": "Total Sales Amount by Year", "question__title_slug": "total-sales-amount-by-year", "question__hide": false, "total_acs": 1695, "total_submitted": 2699, "frontend_question_id": 1384, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1517, "question__article__live": null, "question__article__slug": null, "question__title": "Restore The Array", "question__title_slug": "restore-the-array", "question__hide": false, "total_acs": 5789, "total_submitted": 15969, "frontend_question_id": 1416, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.2529118727100632, "progress": 5.001848309795228}, {"stat": {"question_id": 1516, "question__article__live": null, "question__article__slug": null, "question__title": "The k-th Lexicographical String of All Happy Strings of Length n", "question__title_slug": "the-k-th-lexicographical-string-of-all-happy-strings-of-length-n", "question__hide": false, "total_acs": 11018, "total_submitted": 15686, "frontend_question_id": 1415, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.09763846956391599, "progress": 1.9309999515884098}, {"stat": {"question_id": 1515, "question__article__live": null, "question__article__slug": null, "question__title": "Find the Minimum Number of Fibonacci Numbers Whose Sum Is K", "question__title_slug": "find-the-minimum-number-of-fibonacci-numbers-whose-sum-is-k", "question__hide": false, "total_acs": 13887, "total_submitted": 21905, "frontend_question_id": 1414, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.05071509257901641, "progress": 1.0029944319311048}, {"stat": {"question_id": 1514, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Value to Get Positive Step by Step Sum", "question__title_slug": "minimum-value-to-get-positive-step-by-step-sum", "question__hide": false, "total_acs": 16194, "total_submitted": 24861, "frontend_question_id": 1413, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.8158222519702849, "progress": 16.13454958988385}, {"stat": {"question_id": 1513, "question__article__live": null, "question__article__slug": null, "question__title": "Find All Good Strings", "question__title_slug": "find-all-good-strings", "question__hide": false, "total_acs": 2265, "total_submitted": 6080, "frontend_question_id": 1397, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.1996154989569803, "progress": 23.724844118887358}, {"stat": {"question_id": 1512, "question__article__live": true, "question__article__slug": "design-underground-system", "question__title": "Design Underground System", "question__title_slug": "design-underground-system", "question__hide": false, "total_acs": 16019, "total_submitted": 24687, "frontend_question_id": 1396, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.8559002856222513, "progress": 56.4812551641629}, {"stat": {"question_id": 1511, "question__article__live": null, "question__article__slug": null, "question__title": "Count Number of Teams", "question__title_slug": "count-number-of-teams", "question__hide": false, "total_acs": 29364, "total_submitted": 35756, "frontend_question_id": 1395, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.9316639312498958, "progress": 18.42555515439054}, {"stat": {"question_id": 1510, "question__article__live": true, "question__article__slug": "find-lucky-integer-in-an-array", "question__title": "Find Lucky Integer in an Array", "question__title_slug": "find-lucky-integer-in-an-array", "question__hide": false, "total_acs": 32371, "total_submitted": 50434, "frontend_question_id": 1394, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.2863279761040517, "progress": 5.662719934721967}, {"stat": {"question_id": 1509, "question__article__live": null, "question__article__slug": null, "question__title": "Replace Employee ID With The Unique Identifier", "question__title_slug": "replace-employee-id-with-the-unique-identifier", "question__hide": false, "total_acs": 8374, "total_submitted": 9529, "frontend_question_id": 1378, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.05781957088882622, "progress": 1.1434999860797501}, {"stat": {"question_id": 1508, "question__article__live": null, "question__article__slug": null, "question__title": "Longest Happy Prefix", "question__title_slug": "longest-happy-prefix", "question__hide": false, "total_acs": 8992, "total_submitted": 22427, "frontend_question_id": 1392, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.3161972427598021, "progress": 6.253445626386752}, {"stat": {"question_id": 1507, "question__article__live": null, "question__article__slug": null, "question__title": "Check if There is a Valid Path in a Grid", "question__title_slug": "check-if-there-is-a-valid-path-in-a-grid", "question__hide": false, "total_acs": 10236, "total_submitted": 23006, "frontend_question_id": 1391, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.0663514264498883, "progress": 21.089275180650226}, {"stat": {"question_id": 1505, "question__article__live": null, "question__article__slug": null, "question__title": "Create Target Array in the Given Order", "question__title_slug": "create-target-array-in-the-given-order", "question__hide": false, "total_acs": 49297, "total_submitted": 58453, "frontend_question_id": 1389, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.49508680009527617, "progress": 9.791351618740961}, {"stat": {"question_id": 1504, "question__article__live": null, "question__article__slug": null, "question__title": "Get the Second Most Recent Activity", "question__title_slug": "get-the-second-most-recent-activity", "question__hide": false, "total_acs": 2932, "total_submitted": 4463, "frontend_question_id": 1369, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1503, "question__article__live": null, "question__article__slug": null, "question__title": "Reducing Dishes", "question__title_slug": "reducing-dishes", "question__hide": false, "total_acs": 12046, "total_submitted": 16610, "frontend_question_id": 1402, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.8582634053052605, "progress": 16.97390999159053}, {"stat": {"question_id": 1502, "question__article__live": null, "question__article__slug": null, "question__title": "Construct K Palindrome Strings", "question__title_slug": "construct-k-palindrome-strings", "question__hide": false, "total_acs": 10106, "total_submitted": 16716, "frontend_question_id": 1400, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1501, "question__article__live": null, "question__article__slug": null, "question__title": "Circle and Rectangle Overlapping", "question__title_slug": "circle-and-rectangle-overlapping", "question__hide": false, "total_acs": 5650, "total_submitted": 13487, "frontend_question_id": 1401, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.21472498084861397, "progress": 4.246624608879889}, {"stat": {"question_id": 1500, "question__article__live": null, "question__article__slug": null, "question__title": "Count Largest Group", "question__title_slug": "count-largest-group", "question__hide": false, "total_acs": 14351, "total_submitted": 22139, "frontend_question_id": 1399, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.22471711576164025, "progress": 4.444239464166902}, {"stat": {"question_id": 1499, "question__article__live": null, "question__article__slug": null, "question__title": "Maximum Performance of a Team", "question__title_slug": "maximum-performance-of-a-team", "question__hide": false, "total_acs": 6832, "total_submitted": 21420, "frontend_question_id": 1383, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.591893602783191, "progress": 31.482944003910028}, {"stat": {"question_id": 1498, "question__article__live": null, "question__article__slug": null, "question__title": "Find a Corresponding Node of a Binary Tree in a Clone of That Tree", "question__title_slug": "find-a-corresponding-node-of-a-binary-tree-in-a-clone-of-that-tree", "question__hide": false, "total_acs": 24610, "total_submitted": 29403, "frontend_question_id": 1379, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.4602156228795727, "progress": 9.10170294014021}, {"stat": {"question_id": 1497, "question__article__live": null, "question__article__slug": null, "question__title": "Design a Stack With Increment Operation", "question__title_slug": "design-a-stack-with-increment-operation", "question__hide": false, "total_acs": 20114, "total_submitted": 26913, "frontend_question_id": 1381, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.3082808898730308, "progress": 6.096883595976133}, {"stat": {"question_id": 1496, "question__article__live": null, "question__article__slug": null, "question__title": "Lucky Numbers in a Matrix", "question__title_slug": "lucky-numbers-in-a-matrix", "question__hide": false, "total_acs": 27619, "total_submitted": 38694, "frontend_question_id": 1380, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.19532266855892852, "progress": 3.862904295980475}, {"stat": {"question_id": 1495, "question__article__live": null, "question__article__slug": null, "question__title": "Number of Trusted Contacts of a Customer", "question__title_slug": "number-of-trusted-contacts-of-a-customer", "question__hide": false, "total_acs": 3922, "total_submitted": 5170, "frontend_question_id": 1364, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1494, "question__article__live": null, "question__article__slug": null, "question__title": "Activity Participants", "question__title_slug": "activity-participants", "question__hide": false, "total_acs": 5077, "total_submitted": 7258, "frontend_question_id": 1355, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.09787757530957068, "progress": 1.935728755566451}, {"stat": {"question_id": 1493, "question__article__live": null, "question__article__slug": null, "question__title": "Frog Position After T Seconds", "question__title_slug": "frog-position-after-t-seconds", "question__hide": false, "total_acs": 8200, "total_submitted": 24349, "frontend_question_id": 1377, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.23090555664969895, "progress": 4.5666285092699335}, {"stat": {"question_id": 1492, "question__article__live": null, "question__article__slug": null, "question__title": "Time Needed to Inform All Employees", "question__title_slug": "time-needed-to-inform-all-employees", "question__hide": false, "total_acs": 26370, "total_submitted": 47475, "frontend_question_id": 1376, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.1207597015798862, "progress": 22.16530983288593}, {"stat": {"question_id": 1491, "question__article__live": null, "question__article__slug": null, "question__title": "Bulb Switcher III", "question__title_slug": "bulb-switcher-iii", "question__hide": false, "total_acs": 17372, "total_submitted": 27687, "frontend_question_id": 1375, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.6122118393168257, "progress": 31.884778587533102}, {"stat": {"question_id": 1490, "question__article__live": null, "question__article__slug": null, "question__title": "Generate a String With Characters That Have Odd Counts", "question__title_slug": "generate-a-string-with-characters-that-have-odd-counts", "question__hide": false, "total_acs": 29737, "total_submitted": 39469, "frontend_question_id": 1374, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.8937843791121833, "progress": 17.67640972359053}, {"stat": {"question_id": 1489, "question__article__live": null, "question__article__slug": null, "question__title": "Pizza With 3n Slices", "question__title_slug": "pizza-with-3n-slices", "question__hide": false, "total_acs": 3962, "total_submitted": 8865, "frontend_question_id": 1388, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.5152864813109939, "progress": 29.967881871997943}, {"stat": {"question_id": 1488, "question__article__live": null, "question__article__slug": null, "question__title": "Sort Integers by The Power Value", "question__title_slug": "sort-integers-by-the-power-value", "question__hide": false, "total_acs": 17361, "total_submitted": 24740, "frontend_question_id": 1387, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.5567845761183423, "progress": 11.011551024218768}, {"stat": {"question_id": 1487, "question__article__live": null, "question__article__slug": null, "question__title": "Cinema Seat Allocation", "question__title_slug": "cinema-seat-allocation", "question__hide": false, "total_acs": 8220, "total_submitted": 23547, "frontend_question_id": 1386, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.39730179746900346, "progress": 7.857453676866749}, {"stat": {"question_id": 1486, "question__article__live": null, "question__article__slug": null, "question__title": "Find the Distance Value Between Two Arrays", "question__title_slug": "find-the-distance-value-between-two-arrays", "question__hide": false, "total_acs": 17436, "total_submitted": 26059, "frontend_question_id": 1385, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.371951897573477, "progress": 7.356107683943451}, {"stat": {"question_id": 1485, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Cost to Make at Least One Valid Path in a Grid", "question__title_slug": "minimum-cost-to-make-at-least-one-valid-path-in-a-grid", "question__hide": false, "total_acs": 8494, "total_submitted": 15594, "frontend_question_id": 1368, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.025352996867457, "progress": 20.278447584801327}, {"stat": {"question_id": 1484, "question__article__live": null, "question__article__slug": null, "question__title": "Linked List in Binary Tree", "question__title_slug": "linked-list-in-binary-tree", "question__hide": false, "total_acs": 18763, "total_submitted": 45694, "frontend_question_id": 1367, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.2468250829183116, "progress": 4.881469622524767}, {"stat": {"question_id": 1483, "question__article__live": null, "question__article__slug": null, "question__title": "Rank Teams by Votes", "question__title_slug": "rank-teams-by-votes", "question__hide": false, "total_acs": 13152, "total_submitted": 24394, "frontend_question_id": 1366, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.19735943415849513, "progress": 3.903185491412215}, {"stat": {"question_id": 1482, "question__article__live": null, "question__article__slug": null, "question__title": "How Many Numbers Are Smaller Than the Current Number", "question__title_slug": "how-many-numbers-are-smaller-than-the-current-number", "question__hide": false, "total_acs": 105091, "total_submitted": 122697, "frontend_question_id": 1365, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.1679093505417546, "progress": 23.097790342560224}, {"stat": {"question_id": 1481, "question__article__live": null, "question__article__slug": null, "question__title": "Students With Invalid Departments", "question__title_slug": "students-with-invalid-departments", "question__hide": false, "total_acs": 13335, "total_submitted": 14911, "frontend_question_id": 1350, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.2207691932537476, "progress": 4.366161241457512}, {"stat": {"question_id": 1480, "question__article__live": null, "question__article__slug": null, "question__title": "Movie Rating", "question__title_slug": "movie-rating", "question__hide": false, "total_acs": 5934, "total_submitted": 10437, "frontend_question_id": 1341, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1479, "question__article__live": true, "question__article__slug": "construct-target-array-with-multiple-sums", "question__title": "Construct Target Array With Multiple Sums", "question__title_slug": "construct-target-array-with-multiple-sums", "question__hide": false, "total_acs": 6757, "total_submitted": 21232, "frontend_question_id": 1354, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.2561688067457042, "progress": 5.066260825612392}, {"stat": {"question_id": 1478, "question__article__live": null, "question__article__slug": null, "question__title": "Maximum Number of Events That Can Be Attended", "question__title_slug": "maximum-number-of-events-that-can-be-attended", "question__hide": false, "total_acs": 12866, "total_submitted": 42386, "frontend_question_id": 1353, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.580095954150085, "progress": 31.24962143094127}, {"stat": {"question_id": 1477, "question__article__live": null, "question__article__slug": null, "question__title": "Product of the Last K Numbers", "question__title_slug": "product-of-the-last-k-numbers", "question__hide": false, "total_acs": 16920, "total_submitted": 38640, "frontend_question_id": 1352, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.9457730844386621, "progress": 18.70459244620948}, {"stat": {"question_id": 1476, "question__article__live": null, "question__article__slug": null, "question__title": "Count Negative Numbers in a Sorted Matrix", "question__title_slug": "count-negative-numbers-in-a-sorted-matrix", "question__hide": false, "total_acs": 60192, "total_submitted": 78668, "frontend_question_id": 1351, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.4032780568766952, "progress": 7.975646400272539}, {"stat": {"question_id": 1475, "question__article__live": null, "question__article__slug": null, "question__title": "Maximum Sum BST in Binary Tree", "question__title_slug": "maximum-sum-bst-in-binary-tree", "question__hide": false, "total_acs": 8116, "total_submitted": 20373, "frontend_question_id": 1373, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.5525652299387559, "progress": 10.928104844604261}, {"stat": {"question_id": 1474, "question__article__live": null, "question__article__slug": null, "question__title": "Longest ZigZag Path in a Binary Tree", "question__title_slug": "longest-zigzag-path-in-a-binary-tree", "question__hide": false, "total_acs": 11688, "total_submitted": 21556, "frontend_question_id": 1372, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.33556045173926236, "progress": 6.6363925915423}, {"stat": {"question_id": 1473, "question__article__live": null, "question__article__slug": null, "question__title": "Find the Longest Substring Containing Vowels in Even Counts", "question__title_slug": "find-the-longest-substring-containing-vowels-in-even-counts", "question__hide": false, "total_acs": 7668, "total_submitted": 13122, "frontend_question_id": 1371, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.24031279986563278, "progress": 4.7526759378672985}, {"stat": {"question_id": 1472, "question__article__live": null, "question__article__slug": null, "question__title": "Increasing Decreasing String", "question__title_slug": "increasing-decreasing-string", "question__hide": false, "total_acs": 20675, "total_submitted": 27361, "frontend_question_id": 1370, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.3787968610260031, "progress": 7.491480802290004}, {"stat": {"question_id": 1471, "question__article__live": null, "question__article__slug": null, "question__title": "Maximum Students Taking Exam", "question__title_slug": "maximum-students-taking-exam", "question__hide": false, "total_acs": 5733, "total_submitted": 13545, "frontend_question_id": 1349, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.4237609789600683, "progress": 28.157778319595906}, {"stat": {"question_id": 1470, "question__article__live": null, "question__article__slug": null, "question__title": "Tweet Counts Per Frequency", "question__title_slug": "tweet-counts-per-frequency", "question__hide": false, "total_acs": 6826, "total_submitted": 23461, "frontend_question_id": 1348, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1469, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Number of Steps to Make Two Strings Anagram", "question__title_slug": "minimum-number-of-steps-to-make-two-strings-anagram", "question__hide": false, "total_acs": 27102, "total_submitted": 36202, "frontend_question_id": 1347, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.45004557246426957, "progress": 8.900569442787035}, {"stat": {"question_id": 1468, "question__article__live": null, "question__article__slug": null, "question__title": "Check If N and Its Double Exist", "question__title_slug": "check-if-n-and-its-double-exist", "question__hide": false, "total_acs": 47801, "total_submitted": 126877, "frontend_question_id": 1346, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.012364917970949855, "progress": 0.24454148154860944}, {"stat": {"question_id": 1467, "question__article__live": null, "question__article__slug": null, "question__title": "Number of Transactions per Visit", "question__title_slug": "number-of-transactions-per-visit", "question__hide": false, "total_acs": 2154, "total_submitted": 4855, "frontend_question_id": 1336, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0.44404857414732085, "progress": 8.781966565136203}, {"stat": {"question_id": 1466, "question__article__live": null, "question__article__slug": null, "question__title": "Jump Game V", "question__title_slug": "jump-game-v", "question__hide": false, "total_acs": 8504, "total_submitted": 14756, "frontend_question_id": 1340, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.401795379219202, "progress": 7.94632342442472}, {"stat": {"question_id": 1465, "question__article__live": true, "question__article__slug": "maximum-product-of-splitted-binary-tree", "question__title": "Maximum Product of Splitted Binary Tree", "question__title_slug": "maximum-product-of-splitted-binary-tree", "question__hide": false, "total_acs": 16237, "total_submitted": 43761, "frontend_question_id": 1339, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.6432633296756284, "progress": 12.721844822128315}, {"stat": {"question_id": 1464, "question__article__live": true, "question__article__slug": "reduce-array-size-to-the-half", "question__title": "Reduce Array Size to The Half", "question__title_slug": "reduce-array-size-to-the-half", "question__hide": false, "total_acs": 22528, "total_submitted": 33681, "frontend_question_id": 1338, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1463, "question__article__live": true, "question__article__slug": "the-k-weakest-rows-in-a-matrix", "question__title": "The K Weakest Rows in a Matrix", "question__title_slug": "the-k-weakest-rows-in-a-matrix", "question__hide": false, "total_acs": 29403, "total_submitted": 42790, "frontend_question_id": 1337, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.1846168389735878, "progress": 3.65117467236656}, {"stat": {"question_id": 1462, "question__article__live": null, "question__article__slug": null, "question__title": "List the Products Ordered in a Period", "question__title_slug": "list-the-products-ordered-in-a-period", "question__hide": false, "total_acs": 8955, "total_submitted": 11746, "frontend_question_id": 1327, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.23995066963059097, "progress": 4.7455140735994785}, {"stat": {"question_id": 1461, "question__article__live": null, "question__article__slug": null, "question__title": "Count All Valid Pickup and Delivery Options", "question__title_slug": "count-all-valid-pickup-and-delivery-options", "question__hide": false, "total_acs": 6147, "total_submitted": 10623, "frontend_question_id": 1359, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.0568852444414414, "progress": 20.902062117175564}, {"stat": {"question_id": 1460, "question__article__live": null, "question__article__slug": null, "question__title": "Number of Substrings Containing All Three Characters", "question__title_slug": "number-of-substrings-containing-all-three-characters", "question__hide": false, "total_acs": 12373, "total_submitted": 21255, "frontend_question_id": 1358, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.8269856538375695, "progress": 36.1323689819168}, {"stat": {"question_id": 1459, "question__article__live": null, "question__article__slug": null, "question__title": "Apply Discount Every n Orders", "question__title_slug": "apply-discount-every-n-orders", "question__hide": false, "total_acs": 7465, "total_submitted": 11309, "frontend_question_id": 1357, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1458, "question__article__live": null, "question__article__slug": null, "question__title": "Sort Integers by The Number of 1 Bits", "question__title_slug": "sort-integers-by-the-number-of-1-bits", "question__hide": false, "total_acs": 21210, "total_submitted": 30908, "frontend_question_id": 1356, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.1451820098444979, "progress": 2.8712704657636334}, {"stat": {"question_id": 1457, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Difficulty of a Job Schedule", "question__title_slug": "minimum-difficulty-of-a-job-schedule", "question__hide": false, "total_acs": 7293, "total_submitted": 12677, "frontend_question_id": 1335, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.8430873278508602, "progress": 16.673772095527287}, {"stat": {"question_id": 1456, "question__article__live": null, "question__article__slug": null, "question__title": "Find the City With the Smallest Number of Neighbors at a Threshold Distance", "question__title_slug": "find-the-city-with-the-smallest-number-of-neighbors-at-a-threshold-distance", "question__hide": false, "total_acs": 12634, "total_submitted": 28230, "frontend_question_id": 1334, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.37020309613978447, "progress": 7.321521567437523}, {"stat": {"question_id": 1455, "question__article__live": null, "question__article__slug": null, "question__title": "Filter Restaurants by Vegan-Friendly, Price and Distance", "question__title_slug": "filter-restaurants-by-vegan-friendly-price-and-distance", "question__hide": false, "total_acs": 10514, "total_submitted": 19228, "frontend_question_id": 1333, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.2593232078917121, "progress": 5.1286455443348045}, {"stat": {"question_id": 1454, "question__article__live": true, "question__article__slug": "remove-palindrome-subsequences", "question__title": "Remove Palindromic Subsequences", "question__title_slug": "remove-palindromic-subsequences", "question__hide": false, "total_acs": 12790, "total_submitted": 21246, "frontend_question_id": 1332, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.06747921922147183, "progress": 1.334539240853088}, {"stat": {"question_id": 1453, "question__article__live": null, "question__article__slug": null, "question__title": "Ads Performance", "question__title_slug": "ads-performance", "question__hide": false, "total_acs": 7357, "total_submitted": 12660, "frontend_question_id": 1322, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1452, "question__article__live": null, "question__article__slug": null, "question__title": "Restaurant Growth", "question__title_slug": "restaurant-growth", "question__hide": false, "total_acs": 4987, "total_submitted": 7317, "frontend_question_id": 1321, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.12675170563914387, "progress": 2.506773595961705}, {"stat": {"question_id": 1451, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Number of Taps to Open to Water a Garden", "question__title_slug": "minimum-number-of-taps-to-open-to-water-a-garden", "question__hide": false, "total_acs": 12083, "total_submitted": 27629, "frontend_question_id": 1326, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.057443673840837, "progress": 40.69014654087532}, {"stat": {"question_id": 1450, "question__article__live": null, "question__article__slug": null, "question__title": "Delete Leaves With a Given Value", "question__title_slug": "delete-leaves-with-a-given-value", "question__hide": false, "total_acs": 24212, "total_submitted": 33125, "frontend_question_id": 1325, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.038355612390321446, "progress": 0.7585604936215266}, {"stat": {"question_id": 1449, "question__article__live": null, "question__article__slug": null, "question__title": "Print Words Vertically", "question__title_slug": "print-words-vertically", "question__hide": false, "total_acs": 13598, "total_submitted": 23499, "frontend_question_id": 1324, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.21772348384487056, "progress": 4.30592612360528}, {"stat": {"question_id": 1448, "question__article__live": null, "question__article__slug": null, "question__title": "Maximum 69 Number", "question__title_slug": "maximum-69-number", "question__hide": false, "total_acs": 50622, "total_submitted": 64983, "frontend_question_id": 1323, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.26218410051780994, "progress": 5.185225533217959}, {"stat": {"question_id": 1447, "question__article__live": true, "question__article__slug": "jump-game-iv", "question__title": "Jump Game IV", "question__title_slug": "jump-game-iv", "question__hide": false, "total_acs": 10763, "total_submitted": 28084, "frontend_question_id": 1345, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.814199261298233, "progress": 16.102451637886464}, {"stat": {"question_id": 1446, "question__article__live": true, "question__article__slug": "angle-between-hands-of-a-clock", "question__title": "Angle Between Hands of a Clock", "question__title_slug": "angle-between-hands-of-a-clock", "question__hide": false, "total_acs": 40915, "total_submitted": 66679, "frontend_question_id": 1344, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.07561011936828, "progress": 41.04942506695936}, {"stat": {"question_id": 1445, "question__article__live": null, "question__article__slug": null, "question__title": "Number of Sub-arrays of Size K and Average Greater than or Equal to Threshold", "question__title_slug": "number-of-sub-arrays-of-size-k-and-average-greater-than-or-equal-to-threshold", "question__hide": false, "total_acs": 11370, "total_submitted": 17715, "frontend_question_id": 1343, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.09352605801082346, "progress": 1.8496686223961292}, {"stat": {"question_id": 1444, "question__article__live": true, "question__article__slug": "number-of-steps-to-reduce-a-number-to-zero", "question__title": "Number of Steps to Reduce a Number to Zero", "question__title_slug": "number-of-steps-to-reduce-a-number-to-zero", "question__hide": false, "total_acs": 106207, "total_submitted": 123004, "frontend_question_id": 1342, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.0123262223997647, "progress": 20.020816540615407}, {"stat": {"question_id": 1443, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Distance to Type a Word Using Two Fingers", "question__title_slug": "minimum-distance-to-type-a-word-using-two-fingers", "question__hide": false, "total_acs": 13113, "total_submitted": 21013, "frontend_question_id": 1320, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.0254396827784502, "progress": 20.280161975560205}, {"stat": {"question_id": 1442, "question__article__live": null, "question__article__slug": null, "question__title": "Number of Operations to Make Network Connected", "question__title_slug": "number-of-operations-to-make-network-connected", "question__hide": false, "total_acs": 18945, "total_submitted": 35475, "frontend_question_id": 1319, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.730297102621583, "progress": 14.44311526087867}, {"stat": {"question_id": 1441, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Flips to Make a OR b Equal to c", "question__title_slug": "minimum-flips-to-make-a-or-b-equal-to-c", "question__hide": false, "total_acs": 12156, "total_submitted": 19333, "frontend_question_id": 1318, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1440, "question__article__live": null, "question__article__slug": null, "question__title": "Convert Integer to the Sum of Two No-Zero Integers", "question__title_slug": "convert-integer-to-the-sum-of-two-no-zero-integers", "question__hide": false, "total_acs": 16348, "total_submitted": 28837, "frontend_question_id": 1317, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1439, "question__article__live": null, "question__article__slug": null, "question__title": "Running Total for Different Genders", "question__title_slug": "running-total-for-different-genders", "question__hide": false, "total_acs": 6794, "total_submitted": 8044, "frontend_question_id": 1308, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1438, "question__article__live": null, "question__article__slug": null, "question__title": "Find the Team Size", "question__title_slug": "find-the-team-size", "question__hide": false, "total_acs": 13247, "total_submitted": 15035, "frontend_question_id": 1303, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.11054187439982388, "progress": 2.186191109589437}, {"stat": {"question_id": 1437, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Insertion Steps to Make a String Palindrome", "question__title_slug": "minimum-insertion-steps-to-make-a-string-palindrome", "question__hide": false, "total_acs": 12695, "total_submitted": 21774, "frontend_question_id": 1312, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.3183982542874735, "progress": 26.074015463104004}, {"stat": {"question_id": 1436, "question__article__live": null, "question__article__slug": null, "question__title": "Get Watched Videos by Your Friends", "question__title_slug": "get-watched-videos-by-your-friends", "question__hide": false, "total_acs": 9392, "total_submitted": 21703, "frontend_question_id": 1311, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.15474822988985495, "progress": 3.060461985530094}, {"stat": {"question_id": 1435, "question__article__live": null, "question__article__slug": null, "question__title": "XOR Queries of a Subarray", "question__title_slug": "xor-queries-of-a-subarray", "question__hide": false, "total_acs": 15552, "total_submitted": 22665, "frontend_question_id": 1310, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.5552773863368246, "progress": 10.981743271105227}, {"stat": {"question_id": 1434, "question__article__live": null, "question__article__slug": null, "question__title": "Decrypt String from Alphabet to Integer Mapping", "question__title_slug": "decrypt-string-from-alphabet-to-integer-mapping", "question__hide": false, "total_acs": 34317, "total_submitted": 44678, "frontend_question_id": 1309, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.10278616290486765, "progress": 2.03280609046549}, {"stat": {"question_id": 1432, "question__article__live": null, "question__article__slug": null, "question__title": "Check If a String Is a Valid Sequence from Root to Leaves Path in a Binary Tree", "question__title_slug": "check-if-a-string-is-a-valid-sequence-from-root-to-leaves-path-in-a-binary-tree", "question__hide": false, "total_acs": 34200, "total_submitted": 76334, "frontend_question_id": 1430, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.34426954708124463, "progress": 6.808632721471188}, {"stat": {"question_id": 1429, "question__article__live": null, "question__article__slug": null, "question__title": "Verbal Arithmetic Puzzle", "question__title_slug": "verbal-arithmetic-puzzle", "question__hide": false, "total_acs": 4583, "total_submitted": 12083, "frontend_question_id": 1307, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1428, "question__article__live": true, "question__article__slug": "jump-game-iii", "question__title": "Jump Game III", "question__title_slug": "jump-game-iii", "question__hide": false, "total_acs": 31221, "total_submitted": 51667, "frontend_question_id": 1306, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.5850086822690496, "progress": 11.569740310204704}, {"stat": {"question_id": 1427, "question__article__live": true, "question__article__slug": "all-elements-in-two-bsts", "question__title": "All Elements in Two Binary Search Trees", "question__title_slug": "all-elements-in-two-binary-search-trees", "question__hide": false, "total_acs": 32605, "total_submitted": 42792, "frontend_question_id": 1305, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.47820232757629183, "progress": 9.45742672456376}, {"stat": {"question_id": 1426, "question__article__live": null, "question__article__slug": null, "question__title": "Find N Unique Integers Sum up to Zero", "question__title_slug": "find-n-unique-integers-sum-up-to-zero", "question__hide": false, "total_acs": 51854, "total_submitted": 67963, "frontend_question_id": 1304, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.7945925019364262, "progress": 15.71468796699371}, {"stat": {"question_id": 1425, "question__article__live": null, "question__article__slug": null, "question__title": "Weather Type in Each Country", "question__title_slug": "weather-type-in-each-country", "question__hide": false, "total_acs": 6900, "total_submitted": 10904, "frontend_question_id": 1294, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1424, "question__article__live": null, "question__article__slug": null, "question__title": "Maximum Candies You Can Get from Boxes", "question__title_slug": "maximum-candies-you-can-get-from-boxes", "question__hide": false, "total_acs": 5976, "total_submitted": 10139, "frontend_question_id": 1298, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.37117603462953225, "progress": 7.340763411200464}, {"stat": {"question_id": 1423, "question__article__live": null, "question__article__slug": null, "question__title": "Maximum Number of Occurrences of a Substring", "question__title_slug": "maximum-number-of-occurrences-of-a-substring", "question__hide": false, "total_acs": 11198, "total_submitted": 23539, "frontend_question_id": 1297, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.342108068831218, "progress": 26.54292542185924}, {"stat": {"question_id": 1422, "question__article__live": null, "question__article__slug": null, "question__title": "Divide Array in Sets of K Consecutive Numbers", "question__title_slug": "divide-array-in-sets-of-k-consecutive-numbers", "question__hide": false, "total_acs": 25452, "total_submitted": 47158, "frontend_question_id": 1296, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.0968376653097411, "progress": 21.692202756486015}, {"stat": {"question_id": 1421, "question__article__live": null, "question__article__slug": null, "question__title": "Find Numbers with Even Number of Digits", "question__title_slug": "find-numbers-with-even-number-of-digits", "question__hide": false, "total_acs": 147611, "total_submitted": 181597, "frontend_question_id": 1295, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.1489600113551963, "progress": 2.9459881540564012}, {"stat": {"question_id": 1420, "question__article__live": null, "question__article__slug": null, "question__title": "Find the Start and End Number of Continuous Ranges", "question__title_slug": "find-the-start-and-end-number-of-continuous-ranges", "question__hide": false, "total_acs": 5262, "total_submitted": 6251, "frontend_question_id": 1285, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1415, "question__article__live": null, "question__article__slug": null, "question__title": "Students and Examinations", "question__title_slug": "students-and-examinations", "question__hide": false, "total_acs": 7190, "total_submitted": 9906, "frontend_question_id": 1280, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1414, "question__article__live": null, "question__article__slug": null, "question__title": "Shortest Path in a Grid with Obstacles Elimination", "question__title_slug": "shortest-path-in-a-grid-with-obstacles-elimination", "question__hide": false, "total_acs": 13310, "total_submitted": 31347, "frontend_question_id": 1293, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.684934412104153, "progress": 33.32301584339041}, {"stat": {"question_id": 1413, "question__article__live": null, "question__article__slug": null, "question__title": "Maximum Side Length of a Square with Sum Less than or Equal to Threshold", "question__title_slug": "maximum-side-length-of-a-square-with-sum-less-than-or-equal-to-threshold", "question__hide": false, "total_acs": 12842, "total_submitted": 26326, "frontend_question_id": 1292, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.0048321509441844, "progress": 19.872605987105526}, {"stat": {"question_id": 1411, "question__article__live": null, "question__article__slug": null, "question__title": "Convert Binary Number in a Linked List to Integer", "question__title_slug": "convert-binary-number-in-a-linked-list-to-integer", "question__hide": false, "total_acs": 80602, "total_submitted": 100033, "frontend_question_id": 1290, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.0814307361284712, "progress": 21.387499296507233}, {"stat": {"question_id": 1410, "question__article__live": null, "question__article__slug": null, "question__title": "Traffic Light Controlled Intersection", "question__title_slug": "traffic-light-controlled-intersection", "question__hide": false, "total_acs": 3592, "total_submitted": 4829, "frontend_question_id": 1279, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1409, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Number of Flips to Convert Binary Matrix to Zero Matrix", "question__title_slug": "minimum-number-of-flips-to-convert-binary-matrix-to-zero-matrix", "question__hide": false, "total_acs": 8580, "total_submitted": 12349, "frontend_question_id": 1284, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.219455778235025, "progress": 4.340185779645212}, {"stat": {"question_id": 1408, "question__article__live": null, "question__article__slug": null, "question__title": "Find the Smallest Divisor Given a Threshold", "question__title_slug": "find-the-smallest-divisor-given-a-threshold", "question__hide": false, "total_acs": 18129, "total_submitted": 37558, "frontend_question_id": 1283, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.531163718960199, "progress": 50.05892698445993}, {"stat": {"question_id": 1407, "question__article__live": null, "question__article__slug": null, "question__title": "Group the People Given the Group Size They Belong To", "question__title_slug": "group-the-people-given-the-group-size-they-belong-to", "question__hide": false, "total_acs": 35572, "total_submitted": 42352, "frontend_question_id": 1282, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.7588191317036241, "progress": 15.007196580696682}, {"stat": {"question_id": 1406, "question__article__live": null, "question__article__slug": null, "question__title": "Subtract the Product and Sum of Digits of an Integer", "question__title_slug": "subtract-the-product-and-sum-of-digits-of-an-integer", "question__hide": false, "total_acs": 91345, "total_submitted": 107154, "frontend_question_id": 1281, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.665275436111184, "progress": 13.157179139137371}, {"stat": {"question_id": 1405, "question__article__live": null, "question__article__slug": null, "question__title": "All People Report to the Given Manager", "question__title_slug": "all-people-report-to-the-given-manager", "question__hide": false, "total_acs": 9711, "total_submitted": 11122, "frontend_question_id": 1270, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.8178506590609025, "progress": 16.174665478746896}, {"stat": {"question_id": 1404, "question__article__live": null, "question__article__slug": null, "question__title": "Print Immutable Linked List in Reverse", "question__title_slug": "print-immutable-linked-list-in-reverse", "question__hide": false, "total_acs": 12095, "total_submitted": 12792, "frontend_question_id": 1265, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.5130577675499314, "progress": 10.146764167093325}, {"stat": {"question_id": 1403, "question__article__live": null, "question__article__slug": null, "question__title": "Palindrome Partitioning III", "question__title_slug": "palindrome-partitioning-iii", "question__hide": false, "total_acs": 8602, "total_submitted": 14389, "frontend_question_id": 1278, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.0526678126174493, "progress": 20.818653797848878}, {"stat": {"question_id": 1402, "question__article__live": null, "question__article__slug": null, "question__title": "Count Square Submatrices with All Ones", "question__title_slug": "count-square-submatrices-with-all-ones", "question__hide": false, "total_acs": 68555, "total_submitted": 93567, "frontend_question_id": 1277, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.9569090692940743, "progress": 18.924829267953328}, {"stat": {"question_id": 1401, "question__article__live": null, "question__article__slug": null, "question__title": "Number of Burgers with No Waste of Ingredients", "question__title_slug": "number-of-burgers-with-no-waste-of-ingredients", "question__hide": false, "total_acs": 10614, "total_submitted": 21352, "frontend_question_id": 1276, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.24715209136621874, "progress": 4.887936881791508}, {"stat": {"question_id": 1400, "question__article__live": null, "question__article__slug": null, "question__title": "Find Winner on a Tic Tac Toe Game", "question__title_slug": "find-winner-on-a-tic-tac-toe-game", "question__hide": false, "total_acs": 16259, "total_submitted": 30753, "frontend_question_id": 1275, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.1743456767689038, "progress": 23.225081826014872}, {"stat": {"question_id": 1399, "question__article__live": null, "question__article__slug": null, "question__title": "Page Recommendations", "question__title_slug": "page-recommendations", "question__hide": false, "total_acs": 6626, "total_submitted": 9757, "frontend_question_id": 1264, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1398, "question__article__live": null, "question__article__slug": null, "question__title": "Number of Ways to Stay in the Same Place After Some Steps", "question__title_slug": "number-of-ways-to-stay-in-the-same-place-after-some-steps", "question__hide": false, "total_acs": 12552, "total_submitted": 29073, "frontend_question_id": 1269, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.9695769240315941, "progress": 19.175361942155753}, {"stat": {"question_id": 1397, "question__article__live": null, "question__article__slug": null, "question__title": "Search Suggestions System", "question__title_slug": "search-suggestions-system", "question__hide": false, "total_acs": 50635, "total_submitted": 79876, "frontend_question_id": 1268, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.5700291920524319, "progress": 31.050530670813213}, {"stat": {"question_id": 1396, "question__article__live": null, "question__article__slug": null, "question__title": "Count Servers that Communicate", "question__title_slug": "count-servers-that-communicate", "question__hide": false, "total_acs": 19994, "total_submitted": 34560, "frontend_question_id": 1267, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.8652146006131592, "progress": 17.111384061626495}, {"stat": {"question_id": 1395, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Time Visiting All Points", "question__title_slug": "minimum-time-visiting-all-points", "question__hide": false, "total_acs": 53151, "total_submitted": 66776, "frontend_question_id": 1266, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.4227659655530884, "progress": 28.138099899304304}, {"stat": {"question_id": 1391, "question__article__live": true, "question__article__slug": "counting-elements", "question__title": "Counting Elements", "question__title_slug": "counting-elements", "question__hide": false, "total_acs": 82842, "total_submitted": 140967, "frontend_question_id": 1426, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1390, "question__article__live": null, "question__article__slug": null, "question__title": "Average Selling Price", "question__title_slug": "average-selling-price", "question__hide": false, "total_acs": 11777, "total_submitted": 14406, "frontend_question_id": 1251, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.33831089491902405, "progress": 6.69078821726941}, {"stat": {"question_id": 1389, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Moves to Move a Box to Their Target Location", "question__title_slug": "minimum-moves-to-move-a-box-to-their-target-location", "question__hide": false, "total_acs": 4438, "total_submitted": 10729, "frontend_question_id": 1263, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.760450862456052, "progress": 15.039467385616264}, {"stat": {"question_id": 1388, "question__article__live": null, "question__article__slug": null, "question__title": "Greatest Sum Divisible by Three", "question__title_slug": "greatest-sum-divisible-by-three", "question__hide": false, "total_acs": 17105, "total_submitted": 36015, "frontend_question_id": 1262, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.235668535136068, "progress": 24.437866469886625}, {"stat": {"question_id": 1387, "question__article__live": null, "question__article__slug": null, "question__title": "Find Elements in a Contaminated Binary Tree", "question__title_slug": "find-elements-in-a-contaminated-binary-tree", "question__hide": false, "total_acs": 20622, "total_submitted": 27738, "frontend_question_id": 1261, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1386, "question__article__live": true, "question__article__slug": "shift-2d-grid", "question__title": "Shift 2D Grid", "question__title_slug": "shift-2d-grid", "question__hide": false, "total_acs": 18454, "total_submitted": 30070, "frontend_question_id": 1260, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1381, "question__article__live": null, "question__article__slug": null, "question__title": "Maximum Score Words Formed by Letters", "question__title_slug": "maximum-score-words-formed-by-letters", "question__hide": false, "total_acs": 8031, "total_submitted": 11562, "frontend_question_id": 1255, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.6962869005646131, "progress": 13.770494122726461}, {"stat": {"question_id": 1380, "question__article__live": null, "question__article__slug": null, "question__title": "Number of Closed Islands", "question__title_slug": "number-of-closed-islands", "question__hide": false, "total_acs": 21388, "total_submitted": 35348, "frontend_question_id": 1254, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.5240247353639025, "progress": 30.14069867492917}, {"stat": {"question_id": 1379, "question__article__live": null, "question__article__slug": null, "question__title": "Reconstruct a 2-Row Binary Matrix", "question__title_slug": "reconstruct-a-2-row-binary-matrix", "question__hide": false, "total_acs": 10823, "total_submitted": 26729, "frontend_question_id": 1253, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.3778771515893354, "progress": 7.473291671657245}, {"stat": {"question_id": 1378, "question__article__live": null, "question__article__slug": null, "question__title": "Cells with Odd Values in a Matrix", "question__title_slug": "cells-with-odd-values-in-a-matrix", "question__hide": false, "total_acs": 41481, "total_submitted": 53019, "frontend_question_id": 1252, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.5530528343480017, "progress": 10.93774821667731}, {"stat": {"question_id": 1377, "question__article__live": null, "question__article__slug": null, "question__title": "Number of Comments per Post", "question__title_slug": "number-of-comments-per-post", "question__hide": false, "total_acs": 10659, "total_submitted": 15954, "frontend_question_id": 1241, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.09740053011838201, "progress": 1.9262942135749077}, {"stat": {"question_id": 1374, "question__article__live": true, "question__article__slug": "leftmost-column-with-a-at-least-a-one", "question__title": "Leftmost Column with at Least a One", "question__title_slug": "leftmost-column-with-at-least-a-one", "question__hide": false, "total_acs": 52564, "total_submitted": 112041, "frontend_question_id": 1428, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 2.175605983070452, "progress": 43.02704729752428}, {"stat": {"question_id": 1372, "question__article__live": null, "question__article__slug": null, "question__title": "Check If It Is a Good Array", "question__title_slug": "check-if-it-is-a-good-array", "question__hide": false, "total_acs": 7141, "total_submitted": 12820, "frontend_question_id": 1250, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1371, "question__article__live": true, "question__article__slug": "minimum-remove-to-make-valid-parentheses", "question__title": "Minimum Remove to Make Valid Parentheses", "question__title_slug": "minimum-remove-to-make-valid-parentheses", "question__hide": false, "total_acs": 86131, "total_submitted": 137629, "frontend_question_id": 1249, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 4.092969928510609, "progress": 80.94683139859137}, {"stat": {"question_id": 1370, "question__article__live": null, "question__article__slug": null, "question__title": "Count Number of Nice Subarrays", "question__title_slug": "count-number-of-nice-subarrays", "question__hide": false, "total_acs": 18899, "total_submitted": 33397, "frontend_question_id": 1248, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.4293966322441232, "progress": 28.26923486195348}, {"stat": {"question_id": 1369, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Swaps to Make Strings Equal", "question__title_slug": "minimum-swaps-to-make-strings-equal", "question__hide": false, "total_acs": 12950, "total_submitted": 21500, "frontend_question_id": 1247, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.46525302648713773, "progress": 9.201327874510692}, {"stat": {"question_id": 1368, "question__article__live": null, "question__article__slug": null, "question__title": "Web Crawler Multithreaded", "question__title_slug": "web-crawler-multithreaded", "question__hide": false, "total_acs": 7120, "total_submitted": 15490, "frontend_question_id": 1242, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 2.437453711238163, "progress": 48.20562038120407}, {"stat": {"question_id": 1366, "question__article__live": true, "question__article__slug": "first-unique-number", "question__title": "First Unique Number", "question__title_slug": "first-unique-number", "question__hide": false, "total_acs": 40741, "total_submitted": 86327, "frontend_question_id": 1429, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.398188085050322, "progress": 27.652022165057154}, {"stat": {"question_id": 1362, "question__article__live": null, "question__article__slug": null, "question__title": "Airplane Seat Assignment Probability", "question__title_slug": "airplane-seat-assignment-probability", "question__hide": false, "total_acs": 10995, "total_submitted": 17992, "frontend_question_id": 1227, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.49022830468750755, "progress": 9.695264959055537}, {"stat": {"question_id": 1361, "question__article__live": null, "question__article__slug": null, "question__title": "Tiling a Rectangle with the Fewest Squares", "question__title_slug": "tiling-a-rectangle-with-the-fewest-squares", "question__hide": false, "total_acs": 6688, "total_submitted": 13367, "frontend_question_id": 1240, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.7606219409635966, "progress": 34.819891155101004}, {"stat": {"question_id": 1360, "question__article__live": null, "question__article__slug": null, "question__title": "Maximum Length of a Concatenated String with Unique Characters", "question__title_slug": "maximum-length-of-a-concatenated-string-with-unique-characters", "question__hide": false, "total_acs": 28598, "total_submitted": 59695, "frontend_question_id": 1239, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.433866683762643, "progress": 28.357639251170262}, {"stat": {"question_id": 1359, "question__article__live": null, "question__article__slug": null, "question__title": "Circular Permutation in Binary Representation", "question__title_slug": "circular-permutation-in-binary-representation", "question__hide": false, "total_acs": 7342, "total_submitted": 11290, "frontend_question_id": 1238, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.5260930958967791, "progress": 10.404564381692392}, {"stat": {"question_id": 1358, "question__article__live": null, "question__article__slug": null, "question__title": "Find Positive Integer Solution for a Given Equation", "question__title_slug": "find-positive-integer-solution-for-a-given-equation", "question__hide": false, "total_acs": 20346, "total_submitted": 29152, "frontend_question_id": 1237, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.5795620521178017, "progress": 11.462022085970405}, {"stat": {"question_id": 1357, "question__article__live": null, "question__article__slug": null, "question__title": "Report Contiguous Dates", "question__title_slug": "report-contiguous-dates", "question__hide": false, "total_acs": 3641, "total_submitted": 5905, "frontend_question_id": 1225, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0.17745536714278173, "progress": 3.5095419550538853}, {"stat": {"question_id": 1352, "question__article__live": null, "question__article__slug": null, "question__title": "Maximum Profit in Job Scheduling", "question__title_slug": "maximum-profit-in-job-scheduling", "question__hide": false, "total_acs": 14032, "total_submitted": 31820, "frontend_question_id": 1235, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.4787440325125103, "progress": 49.02222073081976}, {"stat": {"question_id": 1351, "question__article__live": null, "question__article__slug": null, "question__title": "Replace the Substring for Balanced String", "question__title_slug": "replace-the-substring-for-balanced-string", "question__hide": false, "total_acs": 11482, "total_submitted": 34479, "frontend_question_id": 1234, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.29407187055055195, "progress": 5.815871247601866}, {"stat": {"question_id": 1350, "question__article__live": null, "question__article__slug": null, "question__title": "Remove Sub-Folders from the Filesystem", "question__title_slug": "remove-sub-folders-from-the-filesystem", "question__hide": false, "total_acs": 18417, "total_submitted": 30861, "frontend_question_id": 1233, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.9674861421889975, "progress": 19.134012465306434}, {"stat": {"question_id": 1349, "question__article__live": null, "question__article__slug": null, "question__title": "Check If It Is a Straight Line", "question__title_slug": "check-if-it-is-a-straight-line", "question__hide": false, "total_acs": 81139, "total_submitted": 179780, "frontend_question_id": 1232, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.07314388434706443, "progress": 1.4465695515711736}, {"stat": {"question_id": 1345, "question__article__live": true, "question__article__slug": "performing-string-shifts", "question__title": "Perform String Shifts", "question__title_slug": "perform-string-shifts", "question__hide": false, "total_acs": 62340, "total_submitted": 117457, "frontend_question_id": 1427, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1344, "question__article__live": null, "question__article__slug": null, "question__title": "Maximum Equal Frequency", "question__title_slug": "maximum-equal-frequency", "question__hide": false, "total_acs": 6183, "total_submitted": 18363, "frontend_question_id": 1224, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1343, "question__article__live": null, "question__article__slug": null, "question__title": "Dice Roll Simulation", "question__title_slug": "dice-roll-simulation", "question__hide": false, "total_acs": 11285, "total_submitted": 24646, "frontend_question_id": 1223, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.5402900862710815, "progress": 30.46237917601251}, {"stat": {"question_id": 1342, "question__article__live": null, "question__article__slug": null, "question__title": "Queens That Can Attack the King", "question__title_slug": "queens-that-can-attack-the-king", "question__hide": false, "total_acs": 17900, "total_submitted": 26012, "frontend_question_id": 1222, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.08218174592228585, "progress": 1.625311704558228}, {"stat": {"question_id": 1341, "question__article__live": null, "question__article__slug": null, "question__title": "Split a String in Balanced Strings", "question__title_slug": "split-a-string-in-balanced-strings", "question__hide": false, "total_acs": 91658, "total_submitted": 109970, "frontend_question_id": 1221, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.6661655611831333, "progress": 13.174783178595572}, {"stat": {"question_id": 1340, "question__article__live": null, "question__article__slug": null, "question__title": "The Dining Philosophers", "question__title_slug": "the-dining-philosophers", "question__hide": false, "total_acs": 5688, "total_submitted": 10214, "frontend_question_id": 1226, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.7124403834946241, "progress": 14.08996220631227}, {"stat": {"question_id": 1339, "question__article__live": null, "question__article__slug": null, "question__title": "Team Scores in Football Tournament", "question__title_slug": "team-scores-in-football-tournament", "question__hide": false, "total_acs": 9443, "total_submitted": 16900, "frontend_question_id": 1212, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.462623521948113, "progress": 9.14932405716046}, {"stat": {"question_id": 1338, "question__article__live": null, "question__article__slug": null, "question__title": "Queries Quality and Percentage", "question__title_slug": "queries-quality-and-percentage", "question__hide": false, "total_acs": 8204, "total_submitted": 11952, "frontend_question_id": 1211, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1337, "question__article__live": null, "question__article__slug": null, "question__title": "Design Skiplist", "question__title_slug": "design-skiplist", "question__hide": false, "total_acs": 4369, "total_submitted": 7628, "frontend_question_id": 1206, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.3452699473247421, "progress": 6.828417677445923}, {"stat": {"question_id": 1332, "question__article__live": null, "question__article__slug": null, "question__title": "Count Vowels Permutation", "question__title_slug": "count-vowels-permutation", "question__hide": false, "total_acs": 10455, "total_submitted": 19345, "frontend_question_id": 1220, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.9500748023466937, "progress": 18.789667694820565}, {"stat": {"question_id": 1331, "question__article__live": null, "question__article__slug": null, "question__title": "Path with Maximum Gold", "question__title_slug": "path-with-maximum-gold", "question__hide": false, "total_acs": 31976, "total_submitted": 49071, "frontend_question_id": 1219, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.4671289598706028, "progress": 29.015468627655366}, {"stat": {"question_id": 1330, "question__article__live": null, "question__article__slug": null, "question__title": "Longest Arithmetic Subsequence of Given Difference", "question__title_slug": "longest-arithmetic-subsequence-of-given-difference", "question__hide": false, "total_acs": 17331, "total_submitted": 38716, "frontend_question_id": 1218, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.5903376866937243, "progress": 11.6751322456992}, {"stat": {"question_id": 1329, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Cost to Move Chips to The Same Position", "question__title_slug": "minimum-cost-to-move-chips-to-the-same-position", "question__hide": false, "total_acs": 20357, "total_submitted": 31653, "frontend_question_id": 1217, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.29876251822835287, "progress": 5.9086383759602485}, {"stat": {"question_id": 1328, "question__article__live": null, "question__article__slug": null, "question__title": "Monthly Transactions II", "question__title_slug": "monthly-transactions-ii", "question__hide": false, "total_acs": 4861, "total_submitted": 10754, "frontend_question_id": 1205, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1327, "question__article__live": null, "question__article__slug": null, "question__title": "Last Person to Fit in the Elevator", "question__title_slug": "last-person-to-fit-in-the-elevator", "question__hide": false, "total_acs": 9897, "total_submitted": 14153, "frontend_question_id": 1204, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.09418721505970107, "progress": 1.8627443520248006}, {"stat": {"question_id": 1325, "question__article__live": null, "question__article__slug": null, "question__title": "Path with Maximum Probability", "question__title_slug": "path-with-maximum-probability", "question__hide": false, "total_acs": 10794, "total_submitted": 29342, "frontend_question_id": 1514, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.09480779345866665, "progress": 1.8750175560570994}, {"stat": {"question_id": 1322, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Moves to Reach Target with Rotations", "question__title_slug": "minimum-moves-to-reach-target-with-rotations", "question__hide": false, "total_acs": 4902, "total_submitted": 10811, "frontend_question_id": 1210, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1321, "question__article__live": null, "question__article__slug": null, "question__title": "Get Equal Substrings Within Budget", "question__title_slug": "get-equal-substrings-within-budget", "question__hide": false, "total_acs": 15756, "total_submitted": 37549, "frontend_question_id": 1208, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1320, "question__article__live": true, "question__article__slug": "remove-all-adjacent-duplicates-in-string-ii", "question__title": "Remove All Adjacent Duplicates in String II", "question__title_slug": "remove-all-adjacent-duplicates-in-string-ii", "question__hide": false, "total_acs": 35764, "total_submitted": 62843, "frontend_question_id": 1209, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.9501725282293143, "progress": 38.56864076648293}, {"stat": {"question_id": 1319, "question__article__live": null, "question__article__slug": null, "question__title": "Unique Number of Occurrences", "question__title_slug": "unique-number-of-occurrences", "question__hide": false, "total_acs": 56989, "total_submitted": 79579, "frontend_question_id": 1207, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.10199916795512147, "progress": 2.0172416595946707}, {"stat": {"question_id": 1318, "question__article__live": null, "question__article__slug": null, "question__title": "Tournament Winners", "question__title_slug": "tournament-winners", "question__hide": false, "total_acs": 3748, "total_submitted": 7096, "frontend_question_id": 1194, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1317, "question__article__live": null, "question__article__slug": null, "question__title": "Monthly Transactions I", "question__title_slug": "monthly-transactions-i", "question__hide": false, "total_acs": 7277, "total_submitted": 10650, "frontend_question_id": 1193, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.1042610103244094, "progress": 2.0619742073814473}, {"stat": {"question_id": 1316, "question__article__live": null, "question__article__slug": null, "question__title": "Fizz Buzz Multithreaded", "question__title_slug": "fizz-buzz-multithreaded", "question__hide": false, "total_acs": 11185, "total_submitted": 16329, "frontend_question_id": 1195, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.392302417056378, "progress": 47.31266141463499}, {"stat": {"question_id": 1309, "question__article__live": null, "question__article__slug": null, "question__title": "Sort Items by Groups Respecting Dependencies", "question__title_slug": "sort-items-by-groups-respecting-dependencies", "question__hide": false, "total_acs": 6246, "total_submitted": 13119, "frontend_question_id": 1203, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.47666081027491497, "progress": 9.42694007470509}, {"stat": {"question_id": 1308, "question__article__live": null, "question__article__slug": null, "question__title": "Smallest String With Swaps", "question__title_slug": "smallest-string-with-swaps", "question__hide": false, "total_acs": 15836, "total_submitted": 33968, "frontend_question_id": 1202, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.9759725168987764, "progress": 19.30184784030703}, {"stat": {"question_id": 1307, "question__article__live": null, "question__article__slug": null, "question__title": "Ugly Number III", "question__title_slug": "ugly-number-iii", "question__hide": false, "total_acs": 9928, "total_submitted": 37994, "frontend_question_id": 1201, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.08720118433574389, "progress": 1.7245813405600865}, {"stat": {"question_id": 1306, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Absolute Difference", "question__title_slug": "minimum-absolute-difference", "question__hide": false, "total_acs": 40894, "total_submitted": 61423, "frontend_question_id": 1200, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.5357102670818683, "progress": 10.594763564204854}, {"stat": {"question_id": 1304, "question__article__live": null, "question__article__slug": null, "question__title": "Longest Happy String", "question__title_slug": "longest-happy-string", "question__hide": false, "total_acs": 11139, "total_submitted": 22623, "frontend_question_id": 1405, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.729679133478374, "progress": 34.20793400314196}, {"stat": {"question_id": 1301, "question__article__live": null, "question__article__slug": null, "question__title": "Reformat Department Table", "question__title_slug": "reformat-department-table", "question__hide": false, "total_acs": 24473, "total_submitted": 30304, "frontend_question_id": 1179, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.0332331532961208, "progress": 20.434293756399683}, {"stat": {"question_id": 1300, "question__article__live": null, "question__article__slug": null, "question__title": "Critical Connections in a Network", "question__title_slug": "critical-connections-in-a-network", "question__hide": false, "total_acs": 66679, "total_submitted": 137147, "frontend_question_id": 1192, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 4.436661733980747, "progress": 87.74403810091191}, {"stat": {"question_id": 1299, "question__article__live": null, "question__article__slug": null, "question__title": "K-Concatenation Maximum Sum", "question__title_slug": "k-concatenation-maximum-sum", "question__hide": false, "total_acs": 12128, "total_submitted": 46952, "frontend_question_id": 1191, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.795650018929816, "progress": 15.735602523235325}, {"stat": {"question_id": 1298, "question__article__live": null, "question__article__slug": null, "question__title": "Reverse Substrings Between Each Pair of Parentheses", "question__title_slug": "reverse-substrings-between-each-pair-of-parentheses", "question__hide": false, "total_acs": 18823, "total_submitted": 30560, "frontend_question_id": 1190, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.2190897533887801, "progress": 24.109987234433728}, {"stat": {"question_id": 1297, "question__article__live": null, "question__article__slug": null, "question__title": "Maximum Number of Balloons", "question__title_slug": "maximum-number-of-balloons", "question__hide": false, "total_acs": 39112, "total_submitted": 63934, "frontend_question_id": 1189, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.9698037830000185, "progress": 19.179848541126436}, {"stat": {"question_id": 1296, "question__article__live": null, "question__article__slug": null, "question__title": "Kth Ancestor of a Tree Node", "question__title_slug": "kth-ancestor-of-a-tree-node", "question__hide": false, "total_acs": 7026, "total_submitted": 25413, "frontend_question_id": 1483, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.0907652093142671, "progress": 1.795067206343583}, {"stat": {"question_id": 1293, "question__article__live": null, "question__article__slug": null, "question__title": "Three Consecutive Odds", "question__title_slug": "three-consecutive-odds", "question__hide": false, "total_acs": 13198, "total_submitted": 19407, "frontend_question_id": 1550, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1292, "question__article__live": null, "question__article__slug": null, "question__title": "Immediate Food Delivery II", "question__title_slug": "immediate-food-delivery-ii", "question__hide": false, "total_acs": 7852, "total_submitted": 13385, "frontend_question_id": 1174, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1291, "question__article__live": null, "question__article__slug": null, "question__title": "Immediate Food Delivery I", "question__title_slug": "immediate-food-delivery-i", "question__hide": false, "total_acs": 12700, "total_submitted": 15765, "frontend_question_id": 1173, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.2549376206503264, "progress": 5.0419116085344395}, {"stat": {"question_id": 1290, "question__article__live": null, "question__article__slug": null, "question__title": "Make Array Strictly Increasing", "question__title_slug": "make-array-strictly-increasing", "question__hide": false, "total_acs": 5883, "total_submitted": 14100, "frontend_question_id": 1187, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1289, "question__article__live": null, "question__article__slug": null, "question__title": "Day of the Week", "question__title_slug": "day-of-the-week", "question__hide": false, "total_acs": 23131, "total_submitted": 36163, "frontend_question_id": 1185, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.9603236911449309, "progress": 18.9923603820536}, {"stat": {"question_id": 1288, "question__article__live": null, "question__article__slug": null, "question__title": "Maximum Subarray Sum with One Deletion", "question__title_slug": "maximum-subarray-sum-with-one-deletion", "question__hide": false, "total_acs": 15226, "total_submitted": 40638, "frontend_question_id": 1186, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.39131696214213746, "progress": 7.739091347161471}, {"stat": {"question_id": 1287, "question__article__live": null, "question__article__slug": null, "question__title": "Distance Between Bus Stops", "question__title_slug": "distance-between-bus-stops", "question__hide": false, "total_acs": 23651, "total_submitted": 43458, "frontend_question_id": 1184, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.1339294025800255, "progress": 2.648727197930912}, {"stat": {"question_id": 1286, "question__article__live": null, "question__article__slug": null, "question__title": "Constrained Subsequence Sum", "question__title_slug": "constrained-subsequence-sum", "question__hide": false, "total_acs": 8102, "total_submitted": 18353, "frontend_question_id": 1425, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.462623521948113, "progress": 9.14932405716046}, {"stat": {"question_id": 1285, "question__article__live": null, "question__article__slug": null, "question__title": "Balance a Binary Search Tree", "question__title_slug": "balance-a-binary-search-tree", "question__hide": false, "total_acs": 16447, "total_submitted": 21976, "frontend_question_id": 1382, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.107366821302357, "progress": 21.900438299329082}, {"stat": {"question_id": 1284, "question__article__live": null, "question__article__slug": null, "question__title": "Four Divisors", "question__title_slug": "four-divisors", "question__hide": false, "total_acs": 11542, "total_submitted": 30265, "frontend_question_id": 1390, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1283, "question__article__live": null, "question__article__slug": null, "question__title": "Reformat Date", "question__title_slug": "reformat-date", "question__hide": false, "total_acs": 10104, "total_submitted": 16711, "frontend_question_id": 1507, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.07553925526311721, "progress": 1.4939428988142527}, {"stat": {"question_id": 1282, "question__article__live": null, "question__article__slug": null, "question__title": "Number of Valid Words for Each Puzzle", "question__title_slug": "number-of-valid-words-for-each-puzzle", "question__hide": false, "total_acs": 6335, "total_submitted": 16849, "frontend_question_id": 1178, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1281, "question__article__live": null, "question__article__slug": null, "question__title": "Can Make Palindrome from Substring", "question__title_slug": "can-make-palindrome-from-substring", "question__hide": false, "total_acs": 11194, "total_submitted": 32352, "frontend_question_id": 1177, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.36602337605686763, "progress": 7.238859074735485}, {"stat": {"question_id": 1280, "question__article__live": null, "question__article__slug": null, "question__title": "Diet Plan Performance", "question__title_slug": "diet-plan-performance", "question__hide": false, "total_acs": 11937, "total_submitted": 22151, "frontend_question_id": 1176, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1279, "question__article__live": null, "question__article__slug": null, "question__title": "Prime Arrangements", "question__title_slug": "prime-arrangements", "question__hide": false, "total_acs": 12021, "total_submitted": 23509, "frontend_question_id": 1175, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.8849754472086911, "progress": 17.502195121956962}, {"stat": {"question_id": 1278, "question__article__live": null, "question__article__slug": null, "question__title": "Product Price at a Given Date", "question__title_slug": "product-price-at-a-given-date", "question__hide": false, "total_acs": 8276, "total_submitted": 12511, "frontend_question_id": 1164, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.11918851726511835, "progress": 2.3571961143673534}, {"stat": {"question_id": 1277, "question__article__live": null, "question__article__slug": null, "question__title": "Largest Multiple of Three", "question__title_slug": "largest-multiple-of-three", "question__hide": false, "total_acs": 7599, "total_submitted": 22715, "frontend_question_id": 1363, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.0876231670925145, "progress": 21.509967253503984}, {"stat": {"question_id": 1276, "question__article__live": null, "question__article__slug": null, "question__title": "Closest Divisors", "question__title_slug": "closest-divisors", "question__hide": false, "total_acs": 9585, "total_submitted": 16872, "frontend_question_id": 1362, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1275, "question__article__live": null, "question__article__slug": null, "question__title": "Validate Binary Tree Nodes", "question__title_slug": "validate-binary-tree-nodes", "question__hide": false, "total_acs": 12889, "total_submitted": 26714, "frontend_question_id": 1361, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.1711948773291976, "progress": 3.3857279954440718}, {"stat": {"question_id": 1274, "question__article__live": null, "question__article__slug": null, "question__title": "Number of Days Between Two Dates", "question__title_slug": "number-of-days-between-two-dates", "question__hide": false, "total_acs": 13468, "total_submitted": 27693, "frontend_question_id": 1360, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.0577540300728565, "progress": 20.91924412565743}, {"stat": {"question_id": 1273, "question__article__live": null, "question__article__slug": null, "question__title": "Compare Strings by Frequency of the Smallest Character", "question__title_slug": "compare-strings-by-frequency-of-the-smallest-character", "question__hide": false, "total_acs": 42729, "total_submitted": 72930, "frontend_question_id": 1170, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.48751948413260426, "progress": 9.641692505659432}, {"stat": {"question_id": 1272, "question__article__live": null, "question__article__slug": null, "question__title": "Invalid Transactions", "question__title_slug": "invalid-transactions", "question__hide": false, "total_acs": 16002, "total_submitted": 51382, "frontend_question_id": 1169, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.0861462137140805, "progress": 21.48075748695405}, {"stat": {"question_id": 1271, "question__article__live": null, "question__article__slug": null, "question__title": "Web Crawler", "question__title_slug": "web-crawler", "question__hide": false, "total_acs": 9149, "total_submitted": 14274, "frontend_question_id": 1236, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 2.0528987437506094, "progress": 40.60026127512504}, {"stat": {"question_id": 1270, "question__article__live": null, "question__article__slug": null, "question__title": "Dinner Plate Stacks", "question__title_slug": "dinner-plate-stacks", "question__hide": false, "total_acs": 8219, "total_submitted": 21469, "frontend_question_id": 1172, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.0619109218176817, "progress": 21.001455141396068}, {"stat": {"question_id": 1269, "question__article__live": null, "question__article__slug": null, "question__title": "Market Analysis II", "question__title_slug": "market-analysis-ii", "question__hide": false, "total_acs": 5060, "total_submitted": 9466, "frontend_question_id": 1159, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1268, "question__article__live": null, "question__article__slug": null, "question__title": "Market Analysis I", "question__title_slug": "market-analysis-i", "question__hide": false, "total_acs": 9496, "total_submitted": 15327, "frontend_question_id": 1158, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.09309042306601195, "progress": 1.841053052517798}, {"stat": {"question_id": 1267, "question__article__live": null, "question__article__slug": null, "question__title": "Remove Zero Sum Consecutive Nodes from Linked List", "question__title_slug": "remove-zero-sum-consecutive-nodes-from-linked-list", "question__hide": false, "total_acs": 17456, "total_submitted": 42194, "frontend_question_id": 1171, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.1568424714929697, "progress": 3.1018798862027563}, {"stat": {"question_id": 1263, "question__article__live": null, "question__article__slug": null, "question__title": "Number of Dice Rolls With Target Sum", "question__title_slug": "number-of-dice-rolls-with-target-sum", "question__hide": false, "total_acs": 44130, "total_submitted": 90436, "frontend_question_id": 1155, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.2423960228245192, "progress": 24.57091626530775}, {"stat": {"question_id": 1262, "question__article__live": null, "question__article__slug": null, "question__title": "Online Majority Element In Subarray", "question__title_slug": "online-majority-element-in-subarray", "question__hide": false, "total_acs": 7367, "total_submitted": 18857, "frontend_question_id": 1157, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.26121549926361765, "progress": 5.166069467137576}, {"stat": {"question_id": 1261, "question__article__live": null, "question__article__slug": null, "question__title": "Swap For Longest Repeated Character Substring", "question__title_slug": "swap-for-longest-repeated-character-substring", "question__hide": false, "total_acs": 10270, "total_submitted": 20981, "frontend_question_id": 1156, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.7102416139192455, "progress": 14.04647705171518}, {"stat": {"question_id": 1260, "question__article__live": null, "question__article__slug": null, "question__title": "Day of the Year", "question__title_slug": "day-of-the-year", "question__hide": false, "total_acs": 17823, "total_submitted": 36120, "frontend_question_id": 1154, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.09201889872025212, "progress": 1.8198614723032642}, {"stat": {"question_id": 1259, "question__article__live": null, "question__article__slug": null, "question__title": "Article Views II", "question__title_slug": "article-views-ii", "question__hide": false, "total_acs": 8021, "total_submitted": 16615, "frontend_question_id": 1149, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1258, "question__article__live": null, "question__article__slug": null, "question__title": "Article Views I", "question__title_slug": "article-views-i", "question__hide": false, "total_acs": 13526, "total_submitted": 17814, "frontend_question_id": 1148, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1256, "question__article__live": null, "question__article__slug": null, "question__title": "Rank Transform of an Array", "question__title_slug": "rank-transform-of-an-array", "question__hide": false, "total_acs": 17322, "total_submitted": 30021, "frontend_question_id": 1331, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.18442903913351932, "progress": 3.647460547353128}, {"stat": {"question_id": 1255, "question__article__live": null, "question__article__slug": null, "question__title": "Reverse Subarray To Maximize Array Value", "question__title_slug": "reverse-subarray-to-maximize-array-value", "question__hide": false, "total_acs": 2210, "total_submitted": 6283, "frontend_question_id": 1330, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.6371529112053704, "progress": 12.60099882952978}, {"stat": {"question_id": 1254, "question__article__live": true, "question__article__slug": "deepest-leaves-sum", "question__title": "Deepest Leaves Sum", "question__title_slug": "deepest-leaves-sum", "question__hide": false, "total_acs": 50295, "total_submitted": 60129, "frontend_question_id": 1302, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.9021003043811705, "progress": 17.84087411312416}, {"stat": {"question_id": 1253, "question__article__live": null, "question__article__slug": null, "question__title": "Sort the Matrix Diagonally", "question__title_slug": "sort-the-matrix-diagonally", "question__hide": false, "total_acs": 17303, "total_submitted": 22053, "frontend_question_id": 1329, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.4335047461298043, "progress": 28.350481196003983}, {"stat": {"question_id": 1252, "question__article__live": null, "question__article__slug": null, "question__title": "Break a Palindrome", "question__title_slug": "break-a-palindrome", "question__hide": false, "total_acs": 11880, "total_submitted": 27272, "frontend_question_id": 1328, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.8107520050553294, "progress": 35.81131545503733}, {"stat": {"question_id": 1251, "question__article__live": null, "question__article__slug": null, "question__title": "Longest Chunked Palindrome Decomposition", "question__title_slug": "longest-chunked-palindrome-decomposition", "question__hide": false, "total_acs": 9602, "total_submitted": 16356, "frontend_question_id": 1147, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.47505839990735965, "progress": 9.395249140220004}, {"stat": {"question_id": 1250, "question__article__live": true, "question__article__slug": "longest-common-subsequence", "question__title": "Longest Common Subsequence", "question__title_slug": "longest-common-subsequence", "question__hide": false, "total_acs": 128461, "total_submitted": 220196, "frontend_question_id": 1143, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.8518136779182977, "progress": 36.62339381579683}, {"stat": {"question_id": 1249, "question__article__live": null, "question__article__slug": null, "question__title": "Snapshot Array", "question__title_slug": "snapshot-array", "question__hide": false, "total_acs": 32696, "total_submitted": 88139, "frontend_question_id": 1146, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.569657940249917, "progress": 31.043188408937482}, {"stat": {"question_id": 1248, "question__article__live": null, "question__article__slug": null, "question__title": "Binary Tree Coloring Game", "question__title_slug": "binary-tree-coloring-game", "question__hide": false, "total_acs": 19207, "total_submitted": 37412, "frontend_question_id": 1145, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.9010121516561236, "progress": 17.819353672781627}, {"stat": {"question_id": 1247, "question__article__live": null, "question__article__slug": null, "question__title": "Decrease Elements To Make Array Zigzag", "question__title_slug": "decrease-elements-to-make-array-zigzag", "question__hide": false, "total_acs": 9129, "total_submitted": 20113, "frontend_question_id": 1144, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.6632942174102642, "progress": 13.117996496961092}, {"stat": {"question_id": 1246, "question__article__live": null, "question__article__slug": null, "question__title": "User Activity for the Past 30 Days II", "question__title_slug": "user-activity-for-the-past-30-days-ii", "question__hide": false, "total_acs": 12319, "total_submitted": 35556, "frontend_question_id": 1142, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.3798786889211724, "progress": 7.512876156216884}, {"stat": {"question_id": 1245, "question__article__live": null, "question__article__slug": null, "question__title": "User Activity for the Past 30 Days I", "question__title_slug": "user-activity-for-the-past-30-days-i", "question__hide": false, "total_acs": 10295, "total_submitted": 18982, "frontend_question_id": 1141, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1244, "question__article__live": null, "question__article__slug": null, "question__title": "Distinct Echo Substrings", "question__title_slug": "distinct-echo-substrings", "question__hide": false, "total_acs": 5905, "total_submitted": 12706, "frontend_question_id": 1316, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1243, "question__article__live": null, "question__article__slug": null, "question__title": "Sum of Nodes with Even-Valued Grandparent", "question__title_slug": "sum-of-nodes-with-even-valued-grandparent", "question__hide": false, "total_acs": 38129, "total_submitted": 45722, "frontend_question_id": 1315, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.8373122912030464, "progress": 16.55955896276152}, {"stat": {"question_id": 1242, "question__article__live": null, "question__article__slug": null, "question__title": "Matrix Block Sum", "question__title_slug": "matrix-block-sum", "question__hide": false, "total_acs": 16952, "total_submitted": 23000, "frontend_question_id": 1314, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.5400823936176986, "progress": 30.45827163002762}, {"stat": {"question_id": 1241, "question__article__live": null, "question__article__slug": null, "question__title": "Decompress Run-Length Encoded List", "question__title_slug": "decompress-run-length-encoded-list", "question__hide": false, "total_acs": 78340, "total_submitted": 92102, "frontend_question_id": 1313, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.832160921055106, "progress": 16.45768010752429}, {"stat": {"question_id": 1240, "question__article__live": null, "question__article__slug": null, "question__title": "Stone Game II", "question__title_slug": "stone-game-ii", "question__hide": false, "total_acs": 16073, "total_submitted": 25292, "frontend_question_id": 1140, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.2842770400379573, "progress": 25.399198832341245}, {"stat": {"question_id": 1239, "question__article__live": null, "question__article__slug": null, "question__title": "Largest 1-Bordered Square", "question__title_slug": "largest-1-bordered-square", "question__hide": false, "total_acs": 10160, "total_submitted": 21363, "frontend_question_id": 1139, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.2943140247555322, "progress": 5.820660341082973}, {"stat": {"question_id": 1238, "question__article__live": null, "question__article__slug": null, "question__title": "Alphabet Board Path", "question__title_slug": "alphabet-board-path", "question__hide": false, "total_acs": 14600, "total_submitted": 30119, "frontend_question_id": 1138, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.5097612277102039, "progress": 10.081568365690929}, {"stat": {"question_id": 1237, "question__article__live": null, "question__article__slug": null, "question__title": "Reported Posts II", "question__title_slug": "reported-posts-ii", "question__hide": false, "total_acs": 8852, "total_submitted": 25640, "frontend_question_id": 1132, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.4309984101133292, "progress": 8.523872944553974}, {"stat": {"question_id": 1236, "question__article__live": true, "question__article__slug": "n-th-tribonacci-number", "question__title": "N-th Tribonacci Number", "question__title_slug": "n-th-tribonacci-number", "question__hide": false, "total_acs": 45825, "total_submitted": 82004, "frontend_question_id": 1137, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.5011010738739958, "progress": 9.910296153896182}, {"stat": {"question_id": 1234, "question__article__live": null, "question__article__slug": null, "question__title": "Number of Paths with Max Score", "question__title_slug": "number-of-paths-with-max-score", "question__hide": false, "total_acs": 5256, "total_submitted": 14049, "frontend_question_id": 1301, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.7259370033829362, "progress": 14.356885402336733}, {"stat": {"question_id": 1233, "question__article__live": null, "question__article__slug": null, "question__title": "Number of Ships in a Rectangle", "question__title_slug": "number-of-ships-in-a-rectangle", "question__hide": false, "total_acs": 4358, "total_submitted": 6609, "frontend_question_id": 1274, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 1.988691842579599, "progress": 39.33043880037086}, {"stat": {"question_id": 1232, "question__article__live": null, "question__article__slug": null, "question__title": "Sum of Mutated Array Closest to Target", "question__title_slug": "sum-of-mutated-array-closest-to-target", "question__hide": false, "total_acs": 11471, "total_submitted": 26031, "frontend_question_id": 1300, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.3030501026800949, "progress": 5.99343410663611}, {"stat": {"question_id": 1231, "question__article__live": null, "question__article__slug": null, "question__title": "Replace Elements with Greatest Element on Right Side", "question__title_slug": "replace-elements-with-greatest-element-on-right-side", "question__hide": false, "total_acs": 65977, "total_submitted": 87715, "frontend_question_id": 1299, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.7378361769851627, "progress": 14.592215838715605}, {"stat": {"question_id": 1230, "question__article__live": null, "question__article__slug": null, "question__title": "Maximum of Absolute Value Expression", "question__title_slug": "maximum-of-absolute-value-expression", "question__hide": false, "total_acs": 8736, "total_submitted": 16496, "frontend_question_id": 1131, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.8575341702404932, "progress": 16.959487880295143}, {"stat": {"question_id": 1229, "question__article__live": null, "question__article__slug": null, "question__title": "Shortest Path with Alternating Colors", "question__title_slug": "shortest-path-with-alternating-colors", "question__hide": false, "total_acs": 14762, "total_submitted": 37533, "frontend_question_id": 1129, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.7847260127514121, "progress": 15.519558012338514}, {"stat": {"question_id": 1228, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Cost Tree From Leaf Values", "question__title_slug": "minimum-cost-tree-from-leaf-values", "question__hide": false, "total_acs": 34782, "total_submitted": 52598, "frontend_question_id": 1130, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.2758677046553326, "progress": 45.00992741016099}, {"stat": {"question_id": 1227, "question__article__live": null, "question__article__slug": null, "question__title": "Number of Equivalent Domino Pairs", "question__title_slug": "number-of-equivalent-domino-pairs", "question__hide": false, "total_acs": 24643, "total_submitted": 52140, "frontend_question_id": 1128, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.19941599015325473, "progress": 3.943858082288089}, {"stat": {"question_id": 1226, "question__article__live": null, "question__article__slug": null, "question__title": "User Purchase Platform", "question__title_slug": "user-purchase-platform", "question__hide": false, "total_acs": 4235, "total_submitted": 8601, "frontend_question_id": 1127, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0.18924199963852842, "progress": 3.7426466614296663}, {"stat": {"question_id": 1225, "question__article__live": null, "question__article__slug": null, "question__title": "Active Businesses", "question__title_slug": "active-businesses", "question__hide": false, "total_acs": 10988, "total_submitted": 16068, "frontend_question_id": 1126, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.10508346897368827, "progress": 2.078240005268635}, {"stat": {"question_id": 1224, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Falling Path Sum II", "question__title_slug": "minimum-falling-path-sum-ii", "question__hide": false, "total_acs": 9935, "total_submitted": 16280, "frontend_question_id": 1289, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1222, "question__article__live": true, "question__article__slug": "remove-covered-intervals", "question__title": "Remove Covered Intervals", "question__title_slug": "remove-covered-intervals", "question__hide": false, "total_acs": 11234, "total_submitted": 19453, "frontend_question_id": 1288, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1221, "question__article__live": null, "question__article__slug": null, "question__title": "Element Appearing More Than 25% In Sorted Array", "question__title_slug": "element-appearing-more-than-25-in-sorted-array", "question__hide": false, "total_acs": 24711, "total_submitted": 41030, "frontend_question_id": 1287, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.12615128532690006, "progress": 2.494899059223739}, {"stat": {"question_id": 1220, "question__article__live": null, "question__article__slug": null, "question__title": "Smallest Sufficient Team", "question__title_slug": "smallest-sufficient-team", "question__hide": false, "total_acs": 8625, "total_submitted": 18516, "frontend_question_id": 1125, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.5124978649583528, "progress": 10.13569095095156}, {"stat": {"question_id": 1219, "question__article__live": null, "question__article__slug": null, "question__title": "Longest Well-Performing Interval", "question__title_slug": "longest-well-performing-interval", "question__hide": false, "total_acs": 11815, "total_submitted": 36071, "frontend_question_id": 1124, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.36350090900913223, "progress": 7.188972142168687}, {"stat": {"question_id": 1218, "question__article__live": null, "question__article__slug": null, "question__title": "Lowest Common Ancestor of Deepest Leaves", "question__title_slug": "lowest-common-ancestor-of-deepest-leaves", "question__hide": false, "total_acs": 32172, "total_submitted": 48141, "frontend_question_id": 1123, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.604017844964761, "progress": 31.722725630662506}, {"stat": {"question_id": 1217, "question__article__live": null, "question__article__slug": null, "question__title": "Relative Sort Array", "question__title_slug": "relative-sort-array", "question__hide": false, "total_acs": 62864, "total_submitted": 92933, "frontend_question_id": 1122, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.8393420173184486, "progress": 16.59970093803095}, {"stat": {"question_id": 1216, "question__article__live": null, "question__article__slug": null, "question__title": "Print Zero Even Odd", "question__title_slug": "print-zero-even-odd", "question__hide": false, "total_acs": 15390, "total_submitted": 27388, "frontend_question_id": 1116, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.3513982792777008, "progress": 26.72665828865373}, {"stat": {"question_id": 1215, "question__article__live": null, "question__article__slug": null, "question__title": "Reported Posts", "question__title_slug": "reported-posts", "question__hide": false, "total_acs": 11830, "total_submitted": 18428, "frontend_question_id": 1113, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1214, "question__article__live": null, "question__article__slug": null, "question__title": "Highest Grade For Each Student", "question__title_slug": "highest-grade-for-each-student", "question__hide": false, "total_acs": 12302, "total_submitted": 17608, "frontend_question_id": 1112, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.25993517132481314, "progress": 5.140748369839647}, {"stat": {"question_id": 1213, "question__article__live": null, "question__article__slug": null, "question__title": "Handshakes That Don't Cross", "question__title_slug": "handshakes-that-dont-cross", "question__hide": false, "total_acs": 2848, "total_submitted": 5309, "frontend_question_id": 1259, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1212, "question__article__live": true, "question__article__slug": "sequential-digits", "question__title": "Sequential Digits", "question__title_slug": "sequential-digits", "question__hide": false, "total_acs": 11991, "total_submitted": 22457, "frontend_question_id": 1291, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1211, "question__article__live": true, "question__article__slug": "iterator-for-combination", "question__title": "Iterator for Combination", "question__title_slug": "iterator-for-combination", "question__hide": false, "total_acs": 32941, "total_submitted": 46610, "frontend_question_id": 1286, "is_new_question": false}, "status": "notac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.36183870048679206, "progress": 7.156098577163987}, {"stat": {"question_id": 1209, "question__article__live": null, "question__article__slug": null, "question__title": "Design Bounded Blocking Queue", "question__title_slug": "design-bounded-blocking-queue", "question__hide": false, "total_acs": 10954, "total_submitted": 15540, "frontend_question_id": 1188, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.9967964001853893, "progress": 39.49072296310225}, {"stat": {"question_id": 1208, "question__article__live": null, "question__article__slug": null, "question__title": "Maximum Nesting Depth of Two Valid Parentheses Strings", "question__title_slug": "maximum-nesting-depth-of-two-valid-parentheses-strings", "question__hide": false, "total_acs": 9316, "total_submitted": 13243, "frontend_question_id": 1111, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.7074477307021416, "progress": 13.991222310617054}, {"stat": {"question_id": 1207, "question__article__live": null, "question__article__slug": null, "question__title": "Delete Nodes And Return Forest", "question__title_slug": "delete-nodes-and-return-forest", "question__hide": false, "total_acs": 65646, "total_submitted": 97842, "frontend_question_id": 1110, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.0384894508158276, "progress": 40.31528810744064}, {"stat": {"question_id": 1206, "question__article__live": null, "question__article__slug": null, "question__title": "Corporate Flight Bookings", "question__title_slug": "corporate-flight-bookings", "question__hide": false, "total_acs": 18726, "total_submitted": 35463, "frontend_question_id": 1109, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.45491338352214555, "progress": 8.996840338460455}, {"stat": {"question_id": 1205, "question__article__live": null, "question__article__slug": null, "question__title": "Defanging an IP Address", "question__title_slug": "defanging-an-ip-address", "question__hide": false, "total_acs": 213405, "total_submitted": 243484, "frontend_question_id": 1108, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.1464821965166239, "progress": 22.67402465297084}, {"stat": {"question_id": 1204, "question__article__live": null, "question__article__slug": null, "question__title": "New Users Daily Count", "question__title_slug": "new-users-daily-count", "question__hide": false, "total_acs": 8743, "total_submitted": 19340, "frontend_question_id": 1107, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1203, "question__article__live": true, "question__article__slug": "print-in-order", "question__title": "Print in Order", "question__title_slug": "print-in-order", "question__hide": false, "total_acs": 55224, "total_submitted": 83952, "frontend_question_id": 1114, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.678496679608203, "progress": 33.195696548100955}, {"stat": {"question_id": 1202, "question__article__live": null, "question__article__slug": null, "question__title": "Palindrome Removal", "question__title_slug": "palindrome-removal", "question__hide": false, "total_acs": 4824, "total_submitted": 10523, "frontend_question_id": 1246, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0.7621400520468967, "progress": 15.072874556301272}, {"stat": {"question_id": 1201, "question__article__live": null, "question__article__slug": null, "question__title": "Delete Tree Nodes", "question__title_slug": "delete-tree-nodes", "question__hide": false, "total_acs": 5362, "total_submitted": 8433, "frontend_question_id": 1273, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.322773392263051, "progress": 6.383502400413706}, {"stat": {"question_id": 1200, "question__article__live": true, "question__article__slug": "remove-interval", "question__title": "Remove Interval", "question__title_slug": "remove-interval", "question__hide": false, "total_acs": 5381, "total_submitted": 9169, "frontend_question_id": 1272, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1199, "question__article__live": null, "question__article__slug": null, "question__title": "Hexspeak", "question__title_slug": "hexspeak", "question__hide": false, "total_acs": 4796, "total_submitted": 8837, "frontend_question_id": 1271, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.851553185957342, "progress": 16.841201712836774}, {"stat": {"question_id": 1198, "question__article__live": null, "question__article__slug": null, "question__title": "Unpopular Books", "question__title_slug": "unpopular-books", "question__hide": false, "total_acs": 9461, "total_submitted": 21208, "frontend_question_id": 1098, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.5623075796011341, "progress": 11.120779686912135}, {"stat": {"question_id": 1197, "question__article__live": null, "question__article__slug": null, "question__title": "Parsing A Boolean Expression", "question__title_slug": "parsing-a-boolean-expression", "question__hide": false, "total_acs": 10332, "total_submitted": 17643, "frontend_question_id": 1106, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.2113090936672069, "progress": 4.179068470286273}, {"stat": {"question_id": 1196, "question__article__live": null, "question__article__slug": null, "question__title": "Filling Bookcase Shelves", "question__title_slug": "filling-bookcase-shelves", "question__hide": false, "total_acs": 16709, "total_submitted": 28775, "frontend_question_id": 1105, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.14494777940752415, "progress": 2.8666380809620597}, {"stat": {"question_id": 1195, "question__article__live": true, "question__article__slug": "distribute-candies-to-people", "question__title": "Distribute Candies to People", "question__title_slug": "distribute-candies-to-people", "question__hide": false, "total_acs": 49101, "total_submitted": 77024, "frontend_question_id": 1103, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.3787139017009125, "progress": 7.489840112370865}, {"stat": {"question_id": 1194, "question__article__live": null, "question__article__slug": null, "question__title": "Path In Zigzag Labelled Binary Tree", "question__title_slug": "path-in-zigzag-labelled-binary-tree", "question__hide": false, "total_acs": 18660, "total_submitted": 25912, "frontend_question_id": 1104, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.5623075796011341, "progress": 11.120779686912135}, {"stat": {"question_id": 1193, "question__article__live": null, "question__article__slug": null, "question__title": "Game Play Analysis V", "question__title_slug": "game-play-analysis-v", "question__hide": false, "total_acs": 4693, "total_submitted": 8616, "frontend_question_id": 1097, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1192, "question__article__live": null, "question__article__slug": null, "question__title": "Divide Chocolate", "question__title_slug": "divide-chocolate", "question__hide": false, "total_acs": 16207, "total_submitted": 30852, "frontend_question_id": 1231, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 1.298882423339806, "progress": 25.688050087126}, {"stat": {"question_id": 1191, "question__article__live": null, "question__article__slug": null, "question__title": "Synonymous Sentences", "question__title_slug": "synonymous-sentences", "question__hide": false, "total_acs": 3932, "total_submitted": 6086, "frontend_question_id": 1258, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.107015699464489, "progress": 21.893494148576277}, {"stat": {"question_id": 1190, "question__article__live": null, "question__article__slug": null, "question__title": "Smallest Common Region", "question__title_slug": "smallest-common-region", "question__hide": false, "total_acs": 5398, "total_submitted": 9152, "frontend_question_id": 1257, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.2815658454343448, "progress": 5.568539084348826}, {"stat": {"question_id": 1189, "question__article__live": null, "question__article__slug": null, "question__title": "Encode Number", "question__title_slug": "encode-number", "question__hide": false, "total_acs": 3593, "total_submitted": 5422, "frontend_question_id": 1256, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1188, "question__article__live": null, "question__article__slug": null, "question__title": "Brace Expansion II", "question__title_slug": "brace-expansion-ii", "question__hide": false, "total_acs": 11460, "total_submitted": 18419, "frontend_question_id": 1096, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.2629424662760252, "progress": 5.200223763412885}, {"stat": {"question_id": 1187, "question__article__live": null, "question__article__slug": null, "question__title": "Print FooBar Alternately", "question__title_slug": "print-foobar-alternately", "question__hide": false, "total_acs": 27019, "total_submitted": 46117, "frontend_question_id": 1115, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.957485048727138, "progress": 18.936220436437733}, {"stat": {"question_id": 1186, "question__article__live": null, "question__article__slug": null, "question__title": "Building H2O", "question__title_slug": "building-h2o", "question__hide": false, "total_acs": 14060, "total_submitted": 26663, "frontend_question_id": 1117, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.6589882617486263, "progress": 13.032837438125974}, {"stat": {"question_id": 1185, "question__article__live": null, "question__article__slug": null, "question__title": "Find in Mountain Array", "question__title_slug": "find-in-mountain-array", "question__hide": false, "total_acs": 15099, "total_submitted": 42206, "frontend_question_id": 1095, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.1956160189298743, "progress": 23.64574624104051}, {"stat": {"question_id": 1184, "question__article__live": null, "question__article__slug": null, "question__title": "Car Pooling", "question__title_slug": "car-pooling", "question__hide": false, "total_acs": 32502, "total_submitted": 57345, "frontend_question_id": 1094, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.0288592499077607, "progress": 20.347790892631966}, {"stat": {"question_id": 1183, "question__article__live": null, "question__article__slug": null, "question__title": "Statistics from a Large Sample", "question__title_slug": "statistics-from-a-large-sample", "question__hide": false, "total_acs": 8420, "total_submitted": 17448, "frontend_question_id": 1093, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1182, "question__article__live": null, "question__article__slug": null, "question__title": "Game Play Analysis IV", "question__title_slug": "game-play-analysis-iv", "question__hide": false, "total_acs": 10806, "total_submitted": 23754, "frontend_question_id": 550, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1181, "question__article__live": null, "question__article__slug": null, "question__title": "Game Play Analysis III", "question__title_slug": "game-play-analysis-iii", "question__hide": false, "total_acs": 13896, "total_submitted": 18223, "frontend_question_id": 534, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.1536233927072112, "progress": 3.0382160351897105}, {"stat": {"question_id": 1180, "question__article__live": null, "question__article__slug": null, "question__title": "Game Play Analysis II", "question__title_slug": "game-play-analysis-ii", "question__hide": false, "total_acs": 15137, "total_submitted": 27265, "frontend_question_id": 512, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.060994512702841945, "progress": 1.206290938422024}, {"stat": {"question_id": 1179, "question__article__live": null, "question__article__slug": null, "question__title": "Game Play Analysis I", "question__title_slug": "game-play-analysis-i", "question__hide": false, "total_acs": 17454, "total_submitted": 21585, "frontend_question_id": 511, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1178, "question__article__live": null, "question__article__slug": null, "question__title": "Valid Palindrome III", "question__title_slug": "valid-palindrome-iii", "question__hide": false, "total_acs": 9138, "total_submitted": 19167, "frontend_question_id": 1216, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 1.1846381526184804, "progress": 23.428636536120674}, {"stat": {"question_id": 1177, "question__article__live": null, "question__article__slug": null, "question__title": "Tree Diameter", "question__title_slug": "tree-diameter", "question__hide": false, "total_acs": 12500, "total_submitted": 20791, "frontend_question_id": 1245, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.2181574393178924, "progress": 24.091548821441496}, {"stat": {"question_id": 1176, "question__article__live": null, "question__article__slug": null, "question__title": "Design A Leaderboard", "question__title_slug": "design-a-leaderboard", "question__hide": false, "total_acs": 6975, "total_submitted": 11411, "frontend_question_id": 1244, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.8966774090875531, "progress": 37.51066563706597}, {"stat": {"question_id": 1175, "question__article__live": null, "question__article__slug": null, "question__title": "Array Transformation", "question__title_slug": "array-transformation", "question__hide": false, "total_acs": 6255, "total_submitted": 12240, "frontend_question_id": 1243, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.48285177172358457, "progress": 9.54937896903701}, {"stat": {"question_id": 1174, "question__article__live": null, "question__article__slug": null, "question__title": "Sales Analysis III", "question__title_slug": "sales-analysis-iii", "question__hide": false, "total_acs": 14677, "total_submitted": 26972, "frontend_question_id": 1084, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.15906469462968736, "progress": 3.1458288828286345}, {"stat": {"question_id": 1173, "question__article__live": null, "question__article__slug": null, "question__title": "Sales Analysis II", "question__title_slug": "sales-analysis-ii", "question__hide": false, "total_acs": 14084, "total_submitted": 27878, "frontend_question_id": 1083, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.23603842332647823, "progress": 4.6681414206115255}, {"stat": {"question_id": 1172, "question__article__live": null, "question__article__slug": null, "question__title": "Sales Analysis I", "question__title_slug": "sales-analysis-i", "question__hide": false, "total_acs": 15217, "total_submitted": 21185, "frontend_question_id": 1082, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1171, "question__article__live": null, "question__article__slug": null, "question__title": "Shortest Path in Binary Matrix", "question__title_slug": "shortest-path-in-binary-matrix", "question__hide": false, "total_acs": 35123, "total_submitted": 91848, "frontend_question_id": 1091, "is_new_question": false}, "status": "notac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.6459716557665565, "progress": 32.552447839429654}, {"stat": {"question_id": 1170, "question__article__live": null, "question__article__slug": null, "question__title": "Shortest Common Supersequence ", "question__title_slug": "shortest-common-supersequence", "question__hide": false, "total_acs": 13731, "total_submitted": 26597, "frontend_question_id": 1092, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.8604635878289546, "progress": 17.017423090123458}, {"stat": {"question_id": 1169, "question__article__live": null, "question__article__slug": null, "question__title": "Largest Values From Labels", "question__title_slug": "largest-values-from-labels", "question__hide": false, "total_acs": 13963, "total_submitted": 23710, "frontend_question_id": 1090, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1168, "question__article__live": true, "question__article__slug": "duplicate-zeros", "question__title": "Duplicate Zeros", "question__title_slug": "duplicate-zeros", "question__hide": false, "total_acs": 74573, "total_submitted": 141149, "frontend_question_id": 1089, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.03536280074140227, "progress": 0.6993715369020337}, {"stat": {"question_id": 1167, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Time to Build Blocks", "question__title_slug": "minimum-time-to-build-blocks", "question__hide": false, "total_acs": 2273, "total_submitted": 6067, "frontend_question_id": 1199, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1166, "question__article__live": null, "question__article__slug": null, "question__title": "Toss Strange Coins", "question__title_slug": "toss-strange-coins", "question__hide": false, "total_acs": 4465, "total_submitted": 9169, "frontend_question_id": 1230, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.4572413776318843, "progress": 9.042881171886883}, {"stat": {"question_id": 1165, "question__article__live": null, "question__article__slug": null, "question__title": "Meeting Scheduler", "question__title_slug": "meeting-scheduler", "question__hide": false, "total_acs": 14091, "total_submitted": 26692, "frontend_question_id": 1229, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 2.68633693510817, "progress": 53.12779394036197}, {"stat": {"question_id": 1164, "question__article__live": null, "question__article__slug": null, "question__title": "Missing Number In Arithmetic Progression", "question__title_slug": "missing-number-in-arithmetic-progression", "question__hide": false, "total_acs": 7125, "total_submitted": 13562, "frontend_question_id": 1228, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.5357102670818683, "progress": 10.594763564204854}, {"stat": {"question_id": 1163, "question__article__live": null, "question__article__slug": null, "question__title": "Project Employees III", "question__title_slug": "project-employees-iii", "question__hide": false, "total_acs": 12258, "total_submitted": 16174, "frontend_question_id": 1077, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.08954524444027276, "progress": 1.7709399118136282}, {"stat": {"question_id": 1162, "question__article__live": null, "question__article__slug": null, "question__title": "Project Employees II", "question__title_slug": "project-employees-ii", "question__hide": false, "total_acs": 12905, "total_submitted": 24107, "frontend_question_id": 1076, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1161, "question__article__live": null, "question__article__slug": null, "question__title": "Project Employees I", "question__title_slug": "project-employees-i", "question__hide": false, "total_acs": 13363, "total_submitted": 20597, "frontend_question_id": 1075, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1160, "question__article__live": null, "question__article__slug": null, "question__title": "Letter Tile Possibilities", "question__title_slug": "letter-tile-possibilities", "question__hide": false, "total_acs": 32976, "total_submitted": 43790, "frontend_question_id": 1079, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.620096011674989, "progress": 12.263663839391965}, {"stat": {"question_id": 1159, "question__article__live": null, "question__article__slug": null, "question__title": "Smallest Subsequence of Distinct Characters", "question__title_slug": "smallest-subsequence-of-distinct-characters", "question__hide": false, "total_acs": 11914, "total_submitted": 23624, "frontend_question_id": 1081, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.6311189709432529, "progress": 12.481665349538996}, {"stat": {"question_id": 1157, "question__article__live": null, "question__article__slug": null, "question__title": "Insufficient Nodes in Root to Leaf Paths", "question__title_slug": "insufficient-nodes-in-root-to-leaf-paths", "question__hide": false, "total_acs": 13734, "total_submitted": 27828, "frontend_question_id": 1080, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1156, "question__article__live": null, "question__article__slug": null, "question__title": "Occurrences After Bigram", "question__title_slug": "occurrences-after-bigram", "question__hide": false, "total_acs": 29559, "total_submitted": 45695, "frontend_question_id": 1078, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1155, "question__article__live": null, "question__article__slug": null, "question__title": "Product Sales Analysis III", "question__title_slug": "product-sales-analysis-iii", "question__hide": false, "total_acs": 12337, "total_submitted": 25182, "frontend_question_id": 1070, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1154, "question__article__live": null, "question__article__slug": null, "question__title": "Product Sales Analysis II", "question__title_slug": "product-sales-analysis-ii", "question__hide": false, "total_acs": 17964, "total_submitted": 21687, "frontend_question_id": 1069, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1153, "question__article__live": null, "question__article__slug": null, "question__title": "Product Sales Analysis I", "question__title_slug": "product-sales-analysis-i", "question__hide": false, "total_acs": 21586, "total_submitted": 26031, "frontend_question_id": 1068, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.11840357554598269, "progress": 2.3416722903211515}, {"stat": {"question_id": 1152, "question__article__live": null, "question__article__slug": null, "question__title": "Maximum Number of Ones", "question__title_slug": "maximum-number-of-ones", "question__hide": false, "total_acs": 1356, "total_submitted": 2491, "frontend_question_id": 1183, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1151, "question__article__live": null, "question__article__slug": null, "question__title": "Stepping Numbers", "question__title_slug": "stepping-numbers", "question__hide": false, "total_acs": 4936, "total_submitted": 11832, "frontend_question_id": 1215, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.8109302162163288, "progress": 16.037799601418758}, {"stat": {"question_id": 1150, "question__article__live": true, "question__article__slug": "two-sum-bsts", "question__title": "Two Sum BSTs", "question__title_slug": "two-sum-bsts", "question__hide": false, "total_acs": 13388, "total_submitted": 19797, "frontend_question_id": 1214, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.44183275227903923, "progress": 8.738144166654429}, {"stat": {"question_id": 1149, "question__article__live": null, "question__article__slug": null, "question__title": "Intersection of Three Sorted Arrays", "question__title_slug": "intersection-of-three-sorted-arrays", "question__hide": false, "total_acs": 26336, "total_submitted": 33391, "frontend_question_id": 1213, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.4653070067195897, "progress": 9.202395443745615}, {"stat": {"question_id": 1148, "question__article__live": null, "question__article__slug": null, "question__title": "Adding Two Negabinary Numbers", "question__title_slug": "adding-two-negabinary-numbers", "question__hide": false, "total_acs": 7160, "total_submitted": 20872, "frontend_question_id": 1073, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.964462275547521, "progress": 19.074209332746285}, {"stat": {"question_id": 1147, "question__article__live": null, "question__article__slug": null, "question__title": "Flip Columns For Maximum Number of Equal Rows", "question__title_slug": "flip-columns-for-maximum-number-of-equal-rows", "question__hide": false, "total_acs": 10723, "total_submitted": 17587, "frontend_question_id": 1072, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1146, "question__article__live": null, "question__article__slug": null, "question__title": "Greatest Common Divisor of Strings", "question__title_slug": "greatest-common-divisor-of-strings", "question__hide": false, "total_acs": 29666, "total_submitted": 56303, "frontend_question_id": 1071, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.274109695258875, "progress": 25.198118844464766}, {"stat": {"question_id": 1145, "question__article__live": true, "question__article__slug": "number-of-submatrices-that-sum-to-target", "question__title": "Number of Submatrices That Sum to Target", "question__title_slug": "number-of-submatrices-that-sum-to-target", "question__hide": false, "total_acs": 18151, "total_submitted": 30079, "frontend_question_id": 1074, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.9211225131204982, "progress": 18.217077102773654}, {"stat": {"question_id": 1144, "question__article__live": null, "question__article__slug": null, "question__title": "Optimize Water Distribution in a Village", "question__title_slug": "optimize-water-distribution-in-a-village", "question__hide": false, "total_acs": 8472, "total_submitted": 13767, "frontend_question_id": 1168, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0.3030501026800949, "progress": 5.99343410663611}, {"stat": {"question_id": 1143, "question__article__live": true, "question__article__slug": "find-smallest-common-element-in-all-rows", "question__title": "Find Smallest Common Element in All Rows", "question__title_slug": "find-smallest-common-element-in-all-rows", "question__hide": false, "total_acs": 9695, "total_submitted": 12952, "frontend_question_id": 1198, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1142, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Knight Moves", "question__title_slug": "minimum-knight-moves", "question__hide": false, "total_acs": 31392, "total_submitted": 86829, "frontend_question_id": 1197, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 2.7512990659939383, "progress": 54.41255262365311}, {"stat": {"question_id": 1141, "question__article__live": null, "question__article__slug": null, "question__title": "How Many Apples Can You Put into the Basket", "question__title_slug": "how-many-apples-can-you-put-into-the-basket", "question__hide": false, "total_acs": 8851, "total_submitted": 13056, "frontend_question_id": 1196, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.1367313953551935, "progress": 2.704142322086034}, {"stat": {"question_id": 1140, "question__article__live": null, "question__article__slug": null, "question__title": "Distant Barcodes", "question__title_slug": "distant-barcodes", "question__hide": false, "total_acs": 16763, "total_submitted": 38687, "frontend_question_id": 1054, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.13825661970102562, "progress": 2.734306745505589}, {"stat": {"question_id": 1139, "question__article__live": null, "question__article__slug": null, "question__title": "Previous Permutation With One Swap", "question__title_slug": "previous-permutation-with-one-swap", "question__hide": false, "total_acs": 13321, "total_submitted": 27500, "frontend_question_id": 1053, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.10620049890755134, "progress": 2.1003315513349152}, {"stat": {"question_id": 1138, "question__article__live": null, "question__article__slug": null, "question__title": "Grumpy Bookstore Owner", "question__title_slug": "grumpy-bookstore-owner", "question__hide": false, "total_acs": 26847, "total_submitted": 48516, "frontend_question_id": 1052, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.1269427952943356, "progress": 22.28759312672077}, {"stat": {"question_id": 1137, "question__article__live": null, "question__article__slug": null, "question__title": "Height Checker", "question__title_slug": "height-checker", "question__hide": false, "total_acs": 71664, "total_submitted": 100479, "frontend_question_id": 1051, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.8547085307448665, "progress": 16.90360509399553}, {"stat": {"question_id": 1136, "question__article__live": null, "question__article__slug": null, "question__title": "Actors and Directors Who Cooperated At Least Three Times", "question__title_slug": "actors-and-directors-who-cooperated-at-least-three-times", "question__hide": false, "total_acs": 15901, "total_submitted": 22148, "frontend_question_id": 1050, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.13157635778871926, "progress": 2.6021909361645057}, {"stat": {"question_id": 1135, "question__article__live": null, "question__article__slug": null, "question__title": "Customers Who Bought All Products", "question__title_slug": "customers-who-bought-all-products", "question__hide": false, "total_acs": 12312, "total_submitted": 18145, "frontend_question_id": 1045, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.15822400521489413, "progress": 3.1292025343563865}, {"stat": {"question_id": 1134, "question__article__live": null, "question__article__slug": null, "question__title": "Shortest Distance to Target Color", "question__title_slug": "shortest-distance-to-target-color", "question__hide": false, "total_acs": 6074, "total_submitted": 11495, "frontend_question_id": 1182, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1133, "question__article__live": null, "question__article__slug": null, "question__title": "Last Substring in Lexicographical Order", "question__title_slug": "last-substring-in-lexicographical-order", "question__hide": false, "total_acs": 14276, "total_submitted": 41710, "frontend_question_id": 1163, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.1572192427225203, "progress": 42.663411991888076}, {"stat": {"question_id": 1132, "question__article__live": null, "question__article__slug": null, "question__title": "Before and After Puzzle", "question__title_slug": "before-and-after-puzzle", "question__hide": false, "total_acs": 7762, "total_submitted": 17459, "frontend_question_id": 1181, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1131, "question__article__live": null, "question__article__slug": null, "question__title": "Count Substrings with Only One Distinct Letter", "question__title_slug": "count-substrings-with-only-one-distinct-letter", "question__hide": false, "total_acs": 9601, "total_submitted": 12442, "frontend_question_id": 1180, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.7402651035370152, "progress": 14.64025281712163}, {"stat": {"question_id": 1130, "question__article__live": null, "question__article__slug": null, "question__title": "Last Stone Weight II", "question__title_slug": "last-stone-weight-ii", "question__hide": false, "total_acs": 19350, "total_submitted": 43754, "frontend_question_id": 1049, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.4055434722690316, "progress": 27.79748995481951}, {"stat": {"question_id": 1129, "question__article__live": null, "question__article__slug": null, "question__title": "Longest String Chain", "question__title_slug": "longest-string-chain", "question__hide": false, "total_acs": 68510, "total_submitted": 125144, "frontend_question_id": 1048, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.588727519260234, "progress": 51.197368585286604}, {"stat": {"question_id": 1128, "question__article__live": true, "question__article__slug": "remove-all-adjacent-duplicates-in-string", "question__title": "Remove All Adjacent Duplicates In String", "question__title_slug": "remove-all-adjacent-duplicates-in-string", "question__hide": false, "total_acs": 85053, "total_submitted": 123860, "frontend_question_id": 1047, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.2970924027504422, "progress": 25.652648777715463}, {"stat": {"question_id": 1127, "question__article__live": true, "question__article__slug": "last-stone-weight", "question__title": "Last Stone Weight", "question__title_slug": "last-stone-weight", "question__hide": false, "total_acs": 138080, "total_submitted": 222132, "frontend_question_id": 1046, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.7012443907925647, "progress": 13.868538606964389}, {"stat": {"question_id": 1126, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Cost to Connect Sticks", "question__title_slug": "minimum-cost-to-connect-sticks", "question__hide": false, "total_acs": 29624, "total_submitted": 47094, "frontend_question_id": 1167, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.6142552641831445, "progress": 31.925191483552055}, {"stat": {"question_id": 1125, "question__article__live": null, "question__article__slug": null, "question__title": "Design File System", "question__title_slug": "design-file-system", "question__hide": false, "total_acs": 6775, "total_submitted": 11909, "frontend_question_id": 1166, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.6466271649250525, "progress": 12.788371527563175}, {"stat": {"question_id": 1124, "question__article__live": null, "question__article__slug": null, "question__title": "String Transforms Into Another String", "question__title_slug": "string-transforms-into-another-string", "question__hide": false, "total_acs": 21014, "total_submitted": 58729, "frontend_question_id": 1153, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 1.708165600785804, "progress": 33.78245999916185}, {"stat": {"question_id": 1123, "question__article__live": null, "question__article__slug": null, "question__title": "Single-Row Keyboard", "question__title_slug": "single-row-keyboard", "question__hide": false, "total_acs": 26055, "total_submitted": 30769, "frontend_question_id": 1165, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1122, "question__article__live": true, "question__article__slug": "longest-duplicate-substring", "question__title": "Longest Duplicate Substring", "question__title_slug": "longest-duplicate-substring", "question__hide": false, "total_acs": 29409, "total_submitted": 92155, "frontend_question_id": 1044, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.4877760922159533, "progress": 49.20084813995459}, {"stat": {"question_id": 1121, "question__article__live": null, "question__article__slug": null, "question__title": "Partition Array for Maximum Sum", "question__title_slug": "partition-array-for-maximum-sum", "question__hide": false, "total_acs": 19608, "total_submitted": 30040, "frontend_question_id": 1043, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.5020919437972361, "progress": 9.92989262834271}, {"stat": {"question_id": 1120, "question__article__live": null, "question__article__slug": null, "question__title": "Flower Planting With No Adjacent", "question__title_slug": "flower-planting-with-no-adjacent", "question__hide": false, "total_acs": 28869, "total_submitted": 59722, "frontend_question_id": 1042, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.9760711155653093, "progress": 19.303797830112813}, {"stat": {"question_id": 1119, "question__article__live": true, "question__article__slug": "robot-bounded-in-circle", "question__title": "Robot Bounded In Circle", "question__title_slug": "robot-bounded-in-circle", "question__hide": false, "total_acs": 17452, "total_submitted": 35004, "frontend_question_id": 1041, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.7579869483234374, "progress": 54.54481914229245}, {"stat": {"question_id": 1118, "question__article__live": null, "question__article__slug": null, "question__title": "Divide Array Into Increasing Sequences", "question__title_slug": "divide-array-into-increasing-sequences", "question__hide": false, "total_acs": 2751, "total_submitted": 4838, "frontend_question_id": 1121, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1117, "question__article__live": null, "question__article__slug": null, "question__title": "As Far from Land as Possible", "question__title_slug": "as-far-from-land-as-possible", "question__hide": false, "total_acs": 20334, "total_submitted": 46749, "frontend_question_id": 1162, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.8033664037680005, "progress": 15.888209777481743}, {"stat": {"question_id": 1116, "question__article__live": true, "question__article__slug": "maximum-level-sum-of-a-binary-tree", "question__title": "Maximum Level Sum of a Binary Tree", "question__title_slug": "maximum-level-sum-of-a-binary-tree", "question__hide": false, "total_acs": 45009, "total_submitted": 62295, "frontend_question_id": 1161, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.14318294207674423, "progress": 2.8317348218725003}, {"stat": {"question_id": 1115, "question__article__live": null, "question__article__slug": null, "question__title": "Valid Boomerang", "question__title_slug": "valid-boomerang", "question__hide": false, "total_acs": 18002, "total_submitted": 47534, "frontend_question_id": 1037, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1114, "question__article__live": null, "question__article__slug": null, "question__title": "Binary Search Tree to Greater Sum Tree", "question__title_slug": "binary-search-tree-to-greater-sum-tree", "question__hide": false, "total_acs": 51168, "total_submitted": 63247, "frontend_question_id": 1038, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.6238730546765399, "progress": 12.338362571210654}, {"stat": {"question_id": 1113, "question__article__live": null, "question__article__slug": null, "question__title": "Moving Stones Until Consecutive II", "question__title_slug": "moving-stones-until-consecutive-ii", "question__hide": false, "total_acs": 5215, "total_submitted": 9864, "frontend_question_id": 1040, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.0007899955742643, "progress": 19.79266411728219}, {"stat": {"question_id": 1112, "question__article__live": null, "question__article__slug": null, "question__title": "Find Words That Can Be Formed by Characters", "question__title_slug": "find-words-that-can-be-formed-by-characters", "question__hide": false, "total_acs": 52402, "total_submitted": 77839, "frontend_question_id": 1160, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.08701137698962977, "progress": 1.7208275130186013}, {"stat": {"question_id": 1111, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Score Triangulation of Polygon", "question__title_slug": "minimum-score-triangulation-of-polygon", "question__hide": false, "total_acs": 10667, "total_submitted": 21668, "frontend_question_id": 1039, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.20067069546215116, "progress": 3.9686724398006334}, {"stat": {"question_id": 1108, "question__article__live": null, "question__article__slug": null, "question__title": "Analyze User Website Visit Pattern", "question__title_slug": "analyze-user-website-visit-pattern", "question__hide": false, "total_acs": 12849, "total_submitted": 29500, "frontend_question_id": 1152, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 2.9163061026177535, "progress": 57.67590344383115}, {"stat": {"question_id": 1107, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Swaps to Group All 1's Together", "question__title_slug": "minimum-swaps-to-group-all-1s-together", "question__hide": false, "total_acs": 6022, "total_submitted": 10123, "frontend_question_id": 1151, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.5292593254548287, "progress": 10.467183031396946}, {"stat": {"question_id": 1106, "question__article__live": null, "question__article__slug": null, "question__title": "Escape a Large Maze", "question__title_slug": "escape-a-large-maze", "question__hide": false, "total_acs": 9907, "total_submitted": 28039, "frontend_question_id": 1036, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.27008631056140137, "progress": 5.341507860048446}, {"stat": {"question_id": 1105, "question__article__live": null, "question__article__slug": null, "question__title": "Uncrossed Lines", "question__title_slug": "uncrossed-lines", "question__hide": false, "total_acs": 46247, "total_submitted": 82496, "frontend_question_id": 1035, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.5426662296216495, "progress": 10.73233191597808}, {"stat": {"question_id": 1104, "question__article__live": null, "question__article__slug": null, "question__title": "Coloring A Border", "question__title_slug": "coloring-a-border", "question__hide": false, "total_acs": 10602, "total_submitted": 23646, "frontend_question_id": 1034, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.5427432267342958, "progress": 10.733854690981175}, {"stat": {"question_id": 1103, "question__article__live": null, "question__article__slug": null, "question__title": "Moving Stones Until Consecutive", "question__title_slug": "moving-stones-until-consecutive", "question__hide": false, "total_acs": 13265, "total_submitted": 31668, "frontend_question_id": 1033, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.2982438605028894, "progress": 5.8983808611995805}, {"stat": {"question_id": 1102, "question__article__live": null, "question__article__slug": null, "question__title": "Check If a Number Is Majority Element in a Sorted Array", "question__title_slug": "check-if-a-number-is-majority-element-in-a-sorted-array", "question__hide": false, "total_acs": 13328, "total_submitted": 22567, "frontend_question_id": 1150, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.11709266628136275, "progress": 2.31574638490883}, {"stat": {"question_id": 1101, "question__article__live": null, "question__article__slug": null, "question__title": "Parallel Courses", "question__title_slug": "parallel-courses", "question__hide": false, "total_acs": 8635, "total_submitted": 14137, "frontend_question_id": 1136, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 1.1629360101055746, "progress": 22.99943238811472}, {"stat": {"question_id": 1100, "question__article__live": null, "question__article__slug": null, "question__title": "Connecting Cities With Minimum Cost", "question__title_slug": "connecting-cities-with-minimum-cost", "question__hide": false, "total_acs": 15952, "total_submitted": 27613, "frontend_question_id": 1135, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.2204000653684589, "progress": 4.3588609843784525}, {"stat": {"question_id": 1099, "question__article__live": null, "question__article__slug": null, "question__title": "Path With Maximum Minimum Value", "question__title_slug": "path-with-maximum-minimum-value", "question__hide": false, "total_acs": 21661, "total_submitted": 43785, "frontend_question_id": 1102, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.8219362705242264, "progress": 16.255466781482628}, {"stat": {"question_id": 1098, "question__article__live": null, "question__article__slug": null, "question__title": "Largest Unique Number", "question__title_slug": "largest-unique-number", "question__hide": false, "total_acs": 11215, "total_submitted": 16787, "frontend_question_id": 1133, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1097, "question__article__live": true, "question__article__slug": "stream-of-characters", "question__title": "Stream of Characters", "question__title_slug": "stream-of-characters", "question__hide": false, "total_acs": 22411, "total_submitted": 46420, "frontend_question_id": 1032, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.843750385573849, "progress": 36.46392575780376}, {"stat": {"question_id": 1096, "question__article__live": null, "question__article__slug": null, "question__title": "Maximum Sum of Two Non-Overlapping Subarrays", "question__title_slug": "maximum-sum-of-two-non-overlapping-subarrays", "question__hide": false, "total_acs": 25153, "total_submitted": 43401, "frontend_question_id": 1031, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.8582226781981046, "progress": 36.75014487288848}, {"stat": {"question_id": 1095, "question__article__live": true, "question__article__slug": "two-city-scheduling", "question__title": "Two City Scheduling", "question__title_slug": "two-city-scheduling", "question__hide": false, "total_acs": 90970, "total_submitted": 162166, "frontend_question_id": 1029, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.6905762208141413, "progress": 33.43459412185499}, {"stat": {"question_id": 1094, "question__article__live": null, "question__article__slug": null, "question__title": "Matrix Cells in Distance Order", "question__title_slug": "matrix-cells-in-distance-order", "question__hide": false, "total_acs": 23954, "total_submitted": 36417, "frontend_question_id": 1030, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.10291851200227456, "progress": 2.035423563904258}, {"stat": {"question_id": 1093, "question__article__live": null, "question__article__slug": null, "question__title": "Recover a Tree From Preorder Traversal", "question__title_slug": "recover-a-tree-from-preorder-traversal", "question__hide": false, "total_acs": 19919, "total_submitted": 28463, "frontend_question_id": 1028, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.3856624808119847, "progress": 7.627262441776643}, {"stat": {"question_id": 1092, "question__article__live": null, "question__article__slug": null, "question__title": "Maximum Difference Between Node and Ancestor", "question__title_slug": "maximum-difference-between-node-and-ancestor", "question__hide": false, "total_acs": 40519, "total_submitted": 61309, "frontend_question_id": 1026, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.33311633854797, "progress": 26.365095609294624}, {"stat": {"question_id": 1091, "question__article__live": null, "question__article__slug": null, "question__title": "Maximum Average Subtree", "question__title_slug": "maximum-average-subtree", "question__hide": false, "total_acs": 13377, "total_submitted": 21500, "frontend_question_id": 1120, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1090, "question__article__live": null, "question__article__slug": null, "question__title": "Armstrong Number", "question__title_slug": "armstrong-number", "question__hide": false, "total_acs": 12507, "total_submitted": 15997, "frontend_question_id": 1134, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1089, "question__article__live": null, "question__article__slug": null, "question__title": "Remove Vowels from a String", "question__title_slug": "remove-vowels-from-a-string", "question__hide": false, "total_acs": 40285, "total_submitted": 44761, "frontend_question_id": 1119, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.03472571137382968, "progress": 0.686771794777493}, {"stat": {"question_id": 1088, "question__article__live": null, "question__article__slug": null, "question__title": "Number of Days in a Month", "question__title_slug": "number-of-days-in-a-month", "question__hide": false, "total_acs": 4209, "total_submitted": 7364, "frontend_question_id": 1118, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1087, "question__article__live": null, "question__article__slug": null, "question__title": "Longest Arithmetic Subsequence", "question__title_slug": "longest-arithmetic-subsequence", "question__hide": false, "total_acs": 42544, "total_submitted": 80227, "frontend_question_id": 1027, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.4381397119315895, "progress": 28.442147101654037}, {"stat": {"question_id": 1086, "question__article__live": null, "question__article__slug": null, "question__title": "Divisor Game", "question__title_slug": "divisor-game", "question__hide": false, "total_acs": 64679, "total_submitted": 97546, "frontend_question_id": 1025, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.2602090192794466, "progress": 24.923204614825483}, {"stat": {"question_id": 1085, "question__article__live": null, "question__article__slug": null, "question__title": "The Earliest Moment When Everyone Become Friends", "question__title_slug": "the-earliest-moment-when-everyone-become-friends", "question__hide": false, "total_acs": 5759, "total_submitted": 8670, "frontend_question_id": 1101, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1084, "question__article__live": null, "question__article__slug": null, "question__title": "Find K-Length Substrings With No Repeated Characters", "question__title_slug": "find-k-length-substrings-with-no-repeated-characters", "question__hide": false, "total_acs": 11492, "total_submitted": 15786, "frontend_question_id": 1100, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1083, "question__article__live": true, "question__article__slug": "two-sum-less-than-k", "question__title": "Two Sum Less Than K", "question__title_slug": "two-sum-less-than-k", "question__hide": false, "total_acs": 39622, "total_submitted": 65350, "frontend_question_id": 1099, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.27770933417727395, "progress": 5.492268705634737}, {"stat": {"question_id": 1082, "question__article__live": null, "question__article__slug": null, "question__title": "Sum of Digits in the Minimum Number", "question__title_slug": "sum-of-digits-in-the-minimum-number", "question__hide": false, "total_acs": 12922, "total_submitted": 17309, "frontend_question_id": 1085, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1081, "question__article__live": null, "question__article__slug": null, "question__title": "Video Stitching", "question__title_slug": "video-stitching", "question__hide": false, "total_acs": 23993, "total_submitted": 48809, "frontend_question_id": 1024, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.5551877364196907, "progress": 10.979970261077328}, {"stat": {"question_id": 1080, "question__article__live": null, "question__article__slug": null, "question__title": "Camelcase Matching", "question__title_slug": "camelcase-matching", "question__hide": false, "total_acs": 18140, "total_submitted": 31834, "frontend_question_id": 1023, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1079, "question__article__live": true, "question__article__slug": "sum-root-to-leaf-binary-numbers", "question__title": "Sum of Root To Leaf Binary Numbers", "question__title_slug": "sum-of-root-to-leaf-binary-numbers", "question__hide": false, "total_acs": 44866, "total_submitted": 66674, "frontend_question_id": 1022, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.27570588140506525, "progress": 5.452646339333592}, {"stat": {"question_id": 1078, "question__article__live": null, "question__article__slug": null, "question__title": "Remove Outermost Parentheses", "question__title_slug": "remove-outermost-parentheses", "question__hide": false, "total_acs": 95627, "total_submitted": 122501, "frontend_question_id": 1021, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.4237587403395824, "progress": 8.380693703369026}, {"stat": {"question_id": 1077, "question__article__live": null, "question__article__slug": null, "question__title": "Confusing Number II", "question__title_slug": "confusing-number-ii", "question__hide": false, "total_acs": 14964, "total_submitted": 33935, "frontend_question_id": 1088, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 1.564702018592709, "progress": 30.945174946386437}, {"stat": {"question_id": 1076, "question__article__live": null, "question__article__slug": null, "question__title": "Brace Expansion", "question__title_slug": "brace-expansion", "question__hide": false, "total_acs": 21133, "total_submitted": 33673, "frontend_question_id": 1087, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.25857398829371026, "progress": 5.113828198119401}, {"stat": {"question_id": 1075, "question__article__live": null, "question__article__slug": null, "question__title": "Index Pairs of a String", "question__title_slug": "index-pairs-of-a-string", "question__hide": false, "total_acs": 7699, "total_submitted": 12698, "frontend_question_id": 1065, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1074, "question__article__live": null, "question__article__slug": null, "question__title": "High Five", "question__title_slug": "high-five", "question__hide": false, "total_acs": 32582, "total_submitted": 40828, "frontend_question_id": 1086, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 2.2980045174604986, "progress": 45.447728050072854}, {"stat": {"question_id": 1073, "question__article__live": null, "question__article__slug": null, "question__title": "Number of Enclaves", "question__title_slug": "number-of-enclaves", "question__hide": false, "total_acs": 19320, "total_submitted": 33381, "frontend_question_id": 1020, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1072, "question__article__live": null, "question__article__slug": null, "question__title": "Next Greater Node In Linked List", "question__title_slug": "next-greater-node-in-linked-list", "question__hide": false, "total_acs": 49532, "total_submitted": 85380, "frontend_question_id": 1019, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.8295821652805448, "progress": 16.40667995053621}, {"stat": {"question_id": 1071, "question__article__live": null, "question__article__slug": null, "question__title": "Binary Prefix Divisible By 5", "question__title_slug": "binary-prefix-divisible-by-5", "question__hide": false, "total_acs": 24034, "total_submitted": 50433, "frontend_question_id": 1018, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.16989903679539747, "progress": 3.360100104929091}, {"stat": {"question_id": 1070, "question__article__live": null, "question__article__slug": null, "question__title": "Convert to Base -2", "question__title_slug": "convert-to-base-2", "question__hide": false, "total_acs": 11520, "total_submitted": 19520, "frontend_question_id": 1017, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.6308040499858097, "progress": 12.475437145058807}, {"stat": {"question_id": 1069, "question__article__live": null, "question__article__slug": null, "question__title": "Confusing Number", "question__title_slug": "confusing-number", "question__hide": false, "total_acs": 12914, "total_submitted": 26617, "frontend_question_id": 1056, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.09958470542943662, "progress": 1.9694907368176866}, {"stat": {"question_id": 1068, "question__article__live": null, "question__article__slug": null, "question__title": "Digit Count in Range", "question__title_slug": "digit-count-in-range", "question__hide": false, "total_acs": 1584, "total_submitted": 3957, "frontend_question_id": 1067, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1067, "question__article__live": null, "question__article__slug": null, "question__title": "Campus Bikes II", "question__title_slug": "campus-bikes-ii", "question__hide": false, "total_acs": 21989, "total_submitted": 40549, "frontend_question_id": 1066, "is_new_question": false}, "status": "notac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.8430873278508602, "progress": 16.673772095527287}, {"stat": {"question_id": 1066, "question__article__live": null, "question__article__slug": null, "question__title": "Fixed Point", "question__title_slug": "fixed-point", "question__hide": false, "total_acs": 18366, "total_submitted": 27672, "frontend_question_id": 1064, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1065, "question__article__live": null, "question__article__slug": null, "question__title": "Binary String With Substrings Representing 1 To N", "question__title_slug": "binary-string-with-substrings-representing-1-to-n", "question__hide": false, "total_acs": 16052, "total_submitted": 27378, "frontend_question_id": 1016, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1064, "question__article__live": null, "question__article__slug": null, "question__title": "Smallest Integer Divisible by K", "question__title_slug": "smallest-integer-divisible-by-k", "question__hide": false, "total_acs": 11011, "total_submitted": 34251, "frontend_question_id": 1015, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.18571714579509285, "progress": 3.672935484765076}, {"stat": {"question_id": 1063, "question__article__live": null, "question__article__slug": null, "question__title": "Best Sightseeing Pair", "question__title_slug": "best-sightseeing-pair", "question__hide": false, "total_acs": 17803, "total_submitted": 33880, "frontend_question_id": 1014, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.8607367978230684, "progress": 17.022826375199145}, {"stat": {"question_id": 1062, "question__article__live": null, "question__article__slug": null, "question__title": "Partition Array Into Three Parts With Equal Sum", "question__title_slug": "partition-array-into-three-parts-with-equal-sum", "question__hide": false, "total_acs": 35439, "total_submitted": 68684, "frontend_question_id": 1013, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.9389408921841693, "progress": 18.569471904361663}, {"stat": {"question_id": 1061, "question__article__live": null, "question__article__slug": null, "question__title": "Number of Valid Subarrays", "question__title_slug": "number-of-valid-subarrays", "question__hide": false, "total_acs": 3601, "total_submitted": 5049, "frontend_question_id": 1063, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1060, "question__article__live": true, "question__article__slug": "longest-repeating-substring", "question__title": "Longest Repeating Substring", "question__title_slug": "longest-repeating-substring", "question__hide": false, "total_acs": 13091, "total_submitted": 22924, "frontend_question_id": 1062, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.8754687373538999, "progress": 17.314180537630136}, {"stat": {"question_id": 1059, "question__article__live": true, "question__article__slug": "missing-element-in-sorted-array", "question__title": "Missing Element in Sorted Array", "question__title_slug": "missing-element-in-sorted-array", "question__hide": false, "total_acs": 37320, "total_submitted": 68465, "frontend_question_id": 1060, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.8653164554966895, "progress": 36.89043879270641}, {"stat": {"question_id": 1058, "question__article__live": null, "question__article__slug": null, "question__title": "Lexicographically Smallest Equivalent String", "question__title_slug": "lexicographically-smallest-equivalent-string", "question__hide": false, "total_acs": 3802, "total_submitted": 5812, "frontend_question_id": 1061, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1057, "question__article__live": null, "question__article__slug": null, "question__title": "Numbers With Repeated Digits", "question__title_slug": "numbers-with-repeated-digits", "question__hide": false, "total_acs": 5222, "total_submitted": 13981, "frontend_question_id": 1012, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.581921545449721, "progress": 11.50868588078467}, {"stat": {"question_id": 1056, "question__article__live": null, "question__article__slug": null, "question__title": "Capacity To Ship Packages Within D Days", "question__title_slug": "capacity-to-ship-packages-within-d-days", "question__hide": false, "total_acs": 48153, "total_submitted": 82297, "frontend_question_id": 1011, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.8698021762349244, "progress": 36.97915307271365}, {"stat": {"question_id": 1055, "question__article__live": null, "question__article__slug": null, "question__title": "Pairs of Songs With Total Durations Divisible by 60", "question__title_slug": "pairs-of-songs-with-total-durations-divisible-by-60", "question__hide": false, "total_acs": 35500, "total_submitted": 74863, "frontend_question_id": 1010, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.1287477155309282, "progress": 22.32328910705565}, {"stat": {"question_id": 1054, "question__article__live": true, "question__article__slug": "complement-of-base-10-integer", "question__title": "Complement of Base 10 Integer", "question__title_slug": "complement-of-base-10-integer", "question__hide": false, "total_acs": 32366, "total_submitted": 54296, "frontend_question_id": 1009, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.5268810145192884, "progress": 10.420147080076712}, {"stat": {"question_id": 1053, "question__article__live": null, "question__article__slug": null, "question__title": "Minimize Rounding Error to Meet Target", "question__title_slug": "minimize-rounding-error-to-meet-target", "question__hide": false, "total_acs": 2988, "total_submitted": 7166, "frontend_question_id": 1058, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1052, "question__article__live": null, "question__article__slug": null, "question__title": "Campus Bikes", "question__title_slug": "campus-bikes", "question__hide": false, "total_acs": 38066, "total_submitted": 65947, "frontend_question_id": 1057, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.1026283583229997, "progress": 21.806725525822806}, {"stat": {"question_id": 1051, "question__article__live": null, "question__article__slug": null, "question__title": "Shortest Way to Form String", "question__title_slug": "shortest-way-to-form-string", "question__hide": false, "total_acs": 33642, "total_submitted": 59108, "frontend_question_id": 1055, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.4265185173059967, "progress": 8.435273923771316}, {"stat": {"question_id": 1050, "question__article__live": true, "question__article__slug": "construct-bst-from-preorder-traversal", "question__title": "Construct Binary Search Tree from Preorder Traversal", "question__title_slug": "construct-binary-search-tree-from-preorder-traversal", "question__hide": false, "total_acs": 134888, "total_submitted": 171924, "frontend_question_id": 1008, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.6934103758080328, "progress": 33.49064531950733}, {"stat": {"question_id": 1049, "question__article__live": true, "question__article__slug": "minimum-domino-rotations-for-equal-row", "question__title": "Minimum Domino Rotations For Equal Row", "question__title_slug": "minimum-domino-rotations-for-equal-row", "question__hide": false, "total_acs": 85444, "total_submitted": 170941, "frontend_question_id": 1007, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.6468254445057209, "progress": 32.569333253768455}, {"stat": {"question_id": 1048, "question__article__live": null, "question__article__slug": null, "question__title": "Clumsy Factorial", "question__title_slug": "clumsy-factorial", "question__hide": false, "total_acs": 12885, "total_submitted": 24181, "frontend_question_id": 1006, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1047, "question__article__live": null, "question__article__slug": null, "question__title": "Maximize Sum Of Array After K Negations", "question__title_slug": "maximize-sum-of-array-after-k-negations", "question__hide": false, "total_acs": 28328, "total_submitted": 55154, "frontend_question_id": 1005, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.06635933243696077, "progress": 1.3123911947362883}, {"stat": {"question_id": 1046, "question__article__live": true, "question__article__slug": "max-consecutive-ones-iii", "question__title": "Max Consecutive Ones III", "question__title_slug": "max-consecutive-ones-iii", "question__hide": false, "total_acs": 61570, "total_submitted": 104007, "frontend_question_id": 1004, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.5385437291871378, "progress": 30.427841401510175}, {"stat": {"question_id": 1045, "question__article__live": null, "question__article__slug": null, "question__title": "Check If Word Is Valid After Substitutions", "question__title_slug": "check-if-word-is-valid-after-substitutions", "question__hide": false, "total_acs": 22299, "total_submitted": 40254, "frontend_question_id": 1003, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.05892720773130304, "progress": 1.1654057645987401}, {"stat": {"question_id": 1044, "question__article__live": null, "question__article__slug": null, "question__title": "Find Common Characters", "question__title_slug": "find-common-characters", "question__hide": false, "total_acs": 75199, "total_submitted": 111193, "frontend_question_id": 1002, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.7741883905630712, "progress": 15.311155033201043}, {"stat": {"question_id": 1043, "question__article__live": null, "question__article__slug": null, "question__title": "Grid Illumination", "question__title_slug": "grid-illumination", "question__hide": false, "total_acs": 8618, "total_submitted": 23992, "frontend_question_id": 1001, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.2776317365982795, "progress": 5.490734055184449}, {"stat": {"question_id": 1042, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Cost to Merge Stones", "question__title_slug": "minimum-cost-to-merge-stones", "question__hide": false, "total_acs": 15468, "total_submitted": 38698, "frontend_question_id": 1000, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.4771130351379187, "progress": 29.212924087004016}, {"stat": {"question_id": 1041, "question__article__live": null, "question__article__slug": null, "question__title": "Available Captures for Rook", "question__title_slug": "available-captures-for-rook", "question__hide": false, "total_acs": 30508, "total_submitted": 45756, "frontend_question_id": 999, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.5138062519041285, "progress": 10.161566972362342}, {"stat": {"question_id": 1040, "question__article__live": null, "question__article__slug": null, "question__title": "Maximum Binary Tree II", "question__title_slug": "maximum-binary-tree-ii", "question__hide": false, "total_acs": 16682, "total_submitted": 26472, "frontend_question_id": 998, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.2778473932736894, "progress": 5.494999105954254}, {"stat": {"question_id": 1039, "question__article__live": true, "question__article__slug": "find-the-town-judge", "question__title": "Find the Town Judge", "question__title_slug": "find-the-town-judge", "question__hide": false, "total_acs": 133109, "total_submitted": 265999, "frontend_question_id": 997, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.1754819184703116, "progress": 23.24755332398294}, {"stat": {"question_id": 1038, "question__article__live": true, "question__article__slug": "number-of-squareful-arrays", "question__title": "Number of Squareful Arrays", "question__title_slug": "number-of-squareful-arrays", "question__hide": false, "total_acs": 13234, "total_submitted": 27697, "frontend_question_id": 996, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.923856972257471, "progress": 18.271156611441683}, {"stat": {"question_id": 1037, "question__article__live": true, "question__article__slug": "minimum-number-of-k-consecutive-bit-flips", "question__title": "Minimum Number of K Consecutive Bit Flips", "question__title_slug": "minimum-number-of-k-consecutive-bit-flips", "question__hide": false, "total_acs": 11543, "total_submitted": 24640, "frontend_question_id": 995, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.9907010014908804, "progress": 19.59313367427543}, {"stat": {"question_id": 1036, "question__article__live": true, "question__article__slug": "rotting-oranges", "question__title": "Rotting Oranges", "question__title_slug": "rotting-oranges", "question__hide": false, "total_acs": 149123, "total_submitted": 302731, "frontend_question_id": 994, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.674386954324241, "progress": 52.891458688300865}, {"stat": {"question_id": 1035, "question__article__live": true, "question__article__slug": "cousins-in-binary-tree", "question__title": "Cousins in Binary Tree", "question__title_slug": "cousins-in-binary-tree", "question__hide": false, "total_acs": 113639, "total_submitted": 218574, "frontend_question_id": 993, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.0672890950058962, "progress": 21.1078194895107}, {"stat": {"question_id": 1034, "question__article__live": true, "question__article__slug": "subarrays-with-k-different-integers", "question__title": "Subarrays with K Different Integers", "question__title_slug": "subarrays-with-k-different-integers", "question__hide": false, "total_acs": 30262, "total_submitted": 62039, "frontend_question_id": 992, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.8673663305073942, "progress": 17.15393891055189}, {"stat": {"question_id": 1033, "question__article__live": true, "question__article__slug": "broken-calculator", "question__title": "Broken Calculator", "question__title_slug": "broken-calculator", "question__hide": false, "total_acs": 18598, "total_submitted": 40789, "frontend_question_id": 991, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.9252728281899827, "progress": 18.299158051338758}, {"stat": {"question_id": 1032, "question__article__live": true, "question__article__slug": "satisfiability-of-equality-equations", "question__title": "Satisfiability of Equality Equations", "question__title_slug": "satisfiability-of-equality-equations", "question__hide": false, "total_acs": 19904, "total_submitted": 44160, "frontend_question_id": 990, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.07262718841407138, "progress": 1.4363508352593377}, {"stat": {"question_id": 1031, "question__article__live": true, "question__article__slug": "add-to-array-form-of-integer", "question__title": "Add to Array-Form of Integer", "question__title_slug": "add-to-array-form-of-integer", "question__hide": false, "total_acs": 45027, "total_submitted": 101752, "frontend_question_id": 989, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.34240697214102744, "progress": 6.771796501736765}, {"stat": {"question_id": 1030, "question__article__live": true, "question__article__slug": "smallest-string-starting-from-leaf", "question__title": "Smallest String Starting From Leaf", "question__title_slug": "smallest-string-starting-from-leaf", "question__hide": false, "total_acs": 27745, "total_submitted": 60074, "frontend_question_id": 988, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.05773609076956813, "progress": 1.1418489963933496}, {"stat": {"question_id": 1029, "question__article__live": true, "question__article__slug": "vertical-order-traversal-of-a-binary-tree", "question__title": "Vertical Order Traversal of a Binary Tree", "question__title_slug": "vertical-order-traversal-of-a-binary-tree", "question__hide": false, "total_acs": 85751, "total_submitted": 234849, "frontend_question_id": 987, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.4805128803222158, "progress": 29.280162962373605}, {"stat": {"question_id": 1028, "question__article__live": true, "question__article__slug": "interval-list-intersections", "question__title": "Interval List Intersections", "question__title_slug": "interval-list-intersections", "question__hide": false, "total_acs": 127772, "total_submitted": 189628, "frontend_question_id": 986, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 3.1056048564525818, "progress": 61.41967253529067}, {"stat": {"question_id": 1027, "question__article__live": true, "question__article__slug": "sum-of-even-numbers-after-queries", "question__title": "Sum of Even Numbers After Queries", "question__title_slug": "sum-of-even-numbers-after-queries", "question__hide": false, "total_acs": 43872, "total_submitted": 71630, "frontend_question_id": 985, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.2032282416132683, "progress": 4.019253133210206}, {"stat": {"question_id": 1026, "question__article__live": true, "question__article__slug": "string-without-aaa-or-bbb", "question__title": "String Without AAA or BBB", "question__title_slug": "string-without-aaa-or-bbb", "question__hide": false, "total_acs": 18268, "total_submitted": 48326, "frontend_question_id": 984, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.21562875481172333, "progress": 4.2644985830092015}, {"stat": {"question_id": 1025, "question__article__live": true, "question__article__slug": "minimum-cost-for-tickets", "question__title": "Minimum Cost For Tickets", "question__title_slug": "minimum-cost-for-tickets", "question__hide": false, "total_acs": 53465, "total_submitted": 88247, "frontend_question_id": 983, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.5925033487597438, "progress": 31.49500297468726}, {"stat": {"question_id": 1024, "question__article__live": null, "question__article__slug": null, "question__title": "Triples with Bitwise AND Equal To Zero", "question__title_slug": "triples-with-bitwise-and-equal-to-zero", "question__hide": false, "total_acs": 8188, "total_submitted": 14747, "frontend_question_id": 982, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.5596157879354227, "progress": 11.067544014544573}, {"stat": {"question_id": 1023, "question__article__live": true, "question__article__slug": "time-based-key-value-store", "question__title": "Time Based Key-Value Store", "question__title_slug": "time-based-key-value-store", "question__hide": false, "total_acs": 70587, "total_submitted": 132970, "frontend_question_id": 981, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 3.4594238413609615, "progress": 68.4171648739215}, {"stat": {"question_id": 1022, "question__article__live": true, "question__article__slug": "unique-paths-iii", "question__title": "Unique Paths III", "question__title_slug": "unique-paths-iii", "question__hide": false, "total_acs": 35970, "total_submitted": 49014, "frontend_question_id": 980, "is_new_question": false}, "status": "notac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.4128211154533192, "progress": 27.94142019767668}, {"stat": {"question_id": 1021, "question__article__live": true, "question__article__slug": "distribute-coins-in-binary-tree", "question__title": "Distribute Coins in Binary Tree", "question__title_slug": "distribute-coins-in-binary-tree", "question__hide": false, "total_acs": 42690, "total_submitted": 61908, "frontend_question_id": 979, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.8714540480904167, "progress": 37.011822209041085}, {"stat": {"question_id": 1020, "question__article__live": true, "question__article__slug": "longest-turbulent-subarray", "question__title": "Longest Turbulent Subarray", "question__title_slug": "longest-turbulent-subarray", "question__hide": false, "total_acs": 29796, "total_submitted": 63843, "frontend_question_id": 978, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.8144181862680473, "progress": 16.10678132584656}, {"stat": {"question_id": 1019, "question__article__live": true, "question__article__slug": "squares-of-a-sorted-array", "question__title": "Squares of a Sorted Array", "question__title_slug": "squares-of-a-sorted-array", "question__hide": false, "total_acs": 272436, "total_submitted": 377536, "frontend_question_id": 977, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.7393187196061128, "progress": 34.398576486879485}, {"stat": {"question_id": 1018, "question__article__live": true, "question__article__slug": "largest-perimeter-triangle", "question__title": "Largest Perimeter Triangle", "question__title_slug": "largest-perimeter-triangle", "question__hide": false, "total_acs": 34077, "total_submitted": 59114, "frontend_question_id": 976, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1017, "question__article__live": true, "question__article__slug": "odd-even-jump", "question__title": "Odd Even Jump", "question__title_slug": "odd-even-jump", "question__hide": false, "total_acs": 31119, "total_submitted": 73874, "frontend_question_id": 975, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.04797082778602956, "progress": 0.9487209964084963}, {"stat": {"question_id": 1016, "question__article__live": true, "question__article__slug": "subarray-sums-divisible-by-k", "question__title": "Subarray Sums Divisible by K", "question__title_slug": "subarray-sums-divisible-by-k", "question__hide": false, "total_acs": 36554, "total_submitted": 74639, "frontend_question_id": 974, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.9294737928774606, "progress": 38.15928104238149}, {"stat": {"question_id": 1014, "question__article__live": true, "question__article__slug": "k-closest-points-to-origin", "question__title": "K Closest Points to Origin", "question__title_slug": "k-closest-points-to-origin", "question__hide": false, "total_acs": 315146, "total_submitted": 493572, "frontend_question_id": 973, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 4.058882892346912, "progress": 80.27269070921069}, {"stat": {"question_id": 1013, "question__article__live": true, "question__article__slug": "fibonacci-number", "question__title": "Fibonacci Number", "question__title_slug": "fibonacci-number", "question__hide": false, "total_acs": 226420, "total_submitted": 337063, "frontend_question_id": 509, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.785927833045636, "progress": 35.32036680372156}, {"stat": {"question_id": 1012, "question__article__live": true, "question__article__slug": "equal-rational-numbers", "question__title": "Equal Rational Numbers", "question__title_slug": "equal-rational-numbers", "question__hide": false, "total_acs": 4031, "total_submitted": 9725, "frontend_question_id": 972, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1011, "question__article__live": true, "question__article__slug": "flip-binary-tree-to-match-preorder-traversal", "question__title": "Flip Binary Tree To Match Preorder Traversal", "question__title_slug": "flip-binary-tree-to-match-preorder-traversal", "question__hide": false, "total_acs": 12965, "total_submitted": 28364, "frontend_question_id": 971, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1010, "question__article__live": true, "question__article__slug": "powerful-integers", "question__title": "Powerful Integers", "question__title_slug": "powerful-integers", "question__hide": false, "total_acs": 22711, "total_submitted": 56899, "frontend_question_id": 970, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.33790695709687324, "progress": 6.682799522664694}, {"stat": {"question_id": 1009, "question__article__live": true, "question__article__slug": "pancake-sorting", "question__title": "Pancake Sorting", "question__title_slug": "pancake-sorting", "question__hide": false, "total_acs": 31562, "total_submitted": 46630, "frontend_question_id": 969, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.990636442236179, "progress": 39.36889722622991}, {"stat": {"question_id": 1008, "question__article__live": true, "question__article__slug": "binary-tree-cameras", "question__title": "Binary Tree Cameras", "question__title_slug": "binary-tree-cameras", "question__hide": false, "total_acs": 21156, "total_submitted": 56269, "frontend_question_id": 968, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.8915261742497584, "progress": 17.631749114923736}, {"stat": {"question_id": 1007, "question__article__live": true, "question__article__slug": "numbers-with-same-consecutive-differences", "question__title": "Numbers With Same Consecutive Differences", "question__title_slug": "numbers-with-same-consecutive-differences", "question__hide": false, "total_acs": 36628, "total_submitted": 83746, "frontend_question_id": 967, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.14787032803970862, "progress": 2.9244374431649742}, {"stat": {"question_id": 1006, "question__article__live": true, "question__article__slug": "vowel-spellchecker", "question__title": "Vowel Spellchecker", "question__title_slug": "vowel-spellchecker", "question__hide": false, "total_acs": 11780, "total_submitted": 24934, "frontend_question_id": 966, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.11778303565638346, "progress": 2.3293998478901443}, {"stat": {"question_id": 1005, "question__article__live": true, "question__article__slug": "univalued-binary-tree", "question__title": "Univalued Binary Tree", "question__title_slug": "univalued-binary-tree", "question__hide": false, "total_acs": 93604, "total_submitted": 138406, "frontend_question_id": 965, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.6258255828437619, "progress": 12.376977799544528}, {"stat": {"question_id": 1004, "question__article__live": true, "question__article__slug": "least-operators-to-express-number", "question__title": "Least Operators to Express Number", "question__title_slug": "least-operators-to-express-number", "question__hide": false, "total_acs": 5402, "total_submitted": 12303, "frontend_question_id": 964, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 1003, "question__article__live": true, "question__article__slug": "minimum-area-rectangle-ii", "question__title": "Minimum Area Rectangle II", "question__title_slug": "minimum-area-rectangle-ii", "question__hide": false, "total_acs": 12222, "total_submitted": 24033, "frontend_question_id": 963, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.9665880553341584, "progress": 19.11625096534682}, {"stat": {"question_id": 1002, "question__article__live": true, "question__article__slug": "maximum-width-ramp", "question__title": "Maximum Width Ramp", "question__title_slug": "maximum-width-ramp", "question__hide": false, "total_acs": 19561, "total_submitted": 43079, "frontend_question_id": 962, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.9243343049316017, "progress": 18.28059683899497}, {"stat": {"question_id": 1001, "question__article__live": true, "question__article__slug": "n-repeated-element-in-size-2n-array", "question__title": "N-Repeated Element in Size 2N Array", "question__title_slug": "n-repeated-element-in-size-2n-array", "question__hide": false, "total_acs": 120620, "total_submitted": 163398, "frontend_question_id": 961, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.14890711875823018, "progress": 2.94494209503236}, {"stat": {"question_id": 1000, "question__article__live": true, "question__article__slug": "delete-columns-to-make-sorted-iii", "question__title": "Delete Columns to Make Sorted III", "question__title_slug": "delete-columns-to-make-sorted-iii", "question__hide": false, "total_acs": 6716, "total_submitted": 12506, "frontend_question_id": 960, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 999, "question__article__live": true, "question__article__slug": "regions-cut-by-slashes", "question__title": "Regions Cut By Slashes", "question__title_slug": "regions-cut-by-slashes", "question__hide": false, "total_acs": 19974, "total_submitted": 30152, "frontend_question_id": 959, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.0986122886681096, "progress": 21.72729955423799}, {"stat": {"question_id": 998, "question__article__live": true, "question__article__slug": "check-completeness-of-a-binary-tree", "question__title": "Check Completeness of a Binary Tree", "question__title_slug": "check-completeness-of-a-binary-tree", "question__hide": false, "total_acs": 57019, "total_submitted": 109478, "frontend_question_id": 958, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.1069110914828046, "progress": 21.891425312302314}, {"stat": {"question_id": 994, "question__article__live": true, "question__article__slug": "prison-cells-after-n-days", "question__title": "Prison Cells After N Days", "question__title_slug": "prison-cells-after-n-days", "question__hide": false, "total_acs": 94549, "total_submitted": 232803, "frontend_question_id": 957, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.3821862971795325, "progress": 47.11259450371661}, {"stat": {"question_id": 993, "question__article__live": true, "question__article__slug": "tallest-billboard", "question__title": "Tallest Billboard", "question__title_slug": "tallest-billboard", "question__hide": false, "total_acs": 7802, "total_submitted": 19657, "frontend_question_id": 956, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.5491078103370076, "progress": 10.859727317658017}, {"stat": {"question_id": 992, "question__article__live": true, "question__article__slug": "delete-columns-to-make-sorted-ii", "question__title": "Delete Columns to Make Sorted II", "question__title_slug": "delete-columns-to-make-sorted-ii", "question__hide": false, "total_acs": 10152, "total_submitted": 30539, "frontend_question_id": 955, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.19014428247516366, "progress": 3.7604911454905423}, {"stat": {"question_id": 991, "question__article__live": true, "question__article__slug": "array-of-doubled-pairs", "question__title": "Array of Doubled Pairs", "question__title_slug": "array-of-doubled-pairs", "question__hide": false, "total_acs": 19177, "total_submitted": 53908, "frontend_question_id": 954, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 990, "question__article__live": true, "question__article__slug": "verifying-an-alien-dictionary", "question__title": "Verifying an Alien Dictionary", "question__title_slug": "verifying-an-alien-dictionary", "question__hide": false, "total_acs": 129817, "total_submitted": 240469, "frontend_question_id": 953, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 4.228739208299801, "progress": 83.63194592231403}, {"stat": {"question_id": 989, "question__article__live": true, "question__article__slug": "largest-component-size-by-common-factor", "question__title": "Largest Component Size by Common Factor", "question__title_slug": "largest-component-size-by-common-factor", "question__hide": false, "total_acs": 9713, "total_submitted": 32056, "frontend_question_id": 952, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.24067603007585034, "progress": 4.7598595563885455}, {"stat": {"question_id": 988, "question__article__live": true, "question__article__slug": "flip-equivalent-binary-trees", "question__title": "Flip Equivalent Binary Trees", "question__title_slug": "flip-equivalent-binary-trees", "question__hide": false, "total_acs": 53300, "total_submitted": 80981, "frontend_question_id": 951, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.191064482482961, "progress": 23.555730321107543}, {"stat": {"question_id": 987, "question__article__live": true, "question__article__slug": "reveal-cards-in-increasing-order", "question__title": "Reveal Cards In Increasing Order", "question__title_slug": "reveal-cards-in-increasing-order", "question__hide": false, "total_acs": 36632, "total_submitted": 49089, "frontend_question_id": 950, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.0503596144336815, "progress": 20.773004469249003}, {"stat": {"question_id": 986, "question__article__live": true, "question__article__slug": "largest-time-for-given-digits", "question__title": "Largest Time for Given Digits", "question__title_slug": "largest-time-for-given-digits", "question__hide": false, "total_acs": 20078, "total_submitted": 56602, "frontend_question_id": 949, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.17321799105346122, "progress": 3.425739197187187}, {"stat": {"question_id": 985, "question__article__live": true, "question__article__slug": "bag-of-tokens", "question__title": "Bag of Tokens", "question__title_slug": "bag-of-tokens", "question__hide": false, "total_acs": 13184, "total_submitted": 32303, "frontend_question_id": 948, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.25708853309999324, "progress": 5.084450290825631}, {"stat": {"question_id": 984, "question__article__live": true, "question__article__slug": "most-stones-removed-with-same-row-or-column", "question__title": "Most Stones Removed with Same Row or Column", "question__title_slug": "most-stones-removed-with-same-row-or-column", "question__hide": false, "total_acs": 53806, "total_submitted": 97392, "frontend_question_id": 947, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.9413805008302061, "progress": 18.617720142975315}, {"stat": {"question_id": 983, "question__article__live": true, "question__article__slug": "validate-stack-sequences", "question__title": "Validate Stack Sequences", "question__title_slug": "validate-stack-sequences", "question__hide": false, "total_acs": 53539, "total_submitted": 86476, "frontend_question_id": 946, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.2399495220025605, "progress": 44.29957206279206}, {"stat": {"question_id": 982, "question__article__live": true, "question__article__slug": "minimum-increment-to-make-array-unique", "question__title": "Minimum Increment to Make Array Unique", "question__title_slug": "minimum-increment-to-make-array-unique", "question__hide": false, "total_acs": 27009, "total_submitted": 58238, "frontend_question_id": 945, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.6061805805637939, "progress": 31.76549813985569}, {"stat": {"question_id": 981, "question__article__live": true, "question__article__slug": "delete-columns-to-make-sorted", "question__title": "Delete Columns to Make Sorted", "question__title_slug": "delete-columns-to-make-sorted", "question__hide": false, "total_acs": 42751, "total_submitted": 60800, "frontend_question_id": 944, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 980, "question__article__live": true, "question__article__slug": "find-the-shortest-superstring", "question__title": "Find the Shortest Superstring", "question__title_slug": "find-the-shortest-superstring", "question__hide": false, "total_acs": 10674, "total_submitted": 24917, "frontend_question_id": 943, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.5078801135362339, "progress": 10.044365494782648}, {"stat": {"question_id": 979, "question__article__live": true, "question__article__slug": "di-string-match", "question__title": "DI String Match", "question__title_slug": "di-string-match", "question__hide": false, "total_acs": 66516, "total_submitted": 91513, "frontend_question_id": 942, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.6038068631166453, "progress": 11.941512691201474}, {"stat": {"question_id": 978, "question__article__live": true, "question__article__slug": "valid-mountain-array", "question__title": "Valid Mountain Array", "question__title_slug": "valid-mountain-array", "question__hide": false, "total_acs": 72527, "total_submitted": 219085, "frontend_question_id": 941, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.39046720002438196, "progress": 7.722285567476719}, {"stat": {"question_id": 977, "question__article__live": true, "question__article__slug": "distinct-subsequences-ii", "question__title": "Distinct Subsequences II", "question__title_slug": "distinct-subsequences-ii", "question__hide": false, "total_acs": 10737, "total_submitted": 25872, "frontend_question_id": 940, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.3128723212803395, "progress": 6.1876885201503145}, {"stat": {"question_id": 976, "question__article__live": true, "question__article__slug": "minimum-area-rectangle", "question__title": "Minimum Area Rectangle", "question__title_slug": "minimum-area-rectangle", "question__hide": false, "total_acs": 52319, "total_submitted": 101127, "frontend_question_id": 939, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.7614234726189157, "progress": 34.83574307898439}, {"stat": {"question_id": 975, "question__article__live": true, "question__article__slug": "range-sum-of-bst", "question__title": "Range Sum of BST", "question__title_slug": "range-sum-of-bst", "question__hide": false, "total_acs": 235733, "total_submitted": 289660, "frontend_question_id": 938, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 2.479440021570633, "progress": 49.035985334500495}, {"stat": {"question_id": 974, "question__article__live": true, "question__article__slug": "reorder-log-files", "question__title": "Reorder Data in Log Files", "question__title_slug": "reorder-data-in-log-files", "question__hide": false, "total_acs": 139335, "total_submitted": 257433, "frontend_question_id": 937, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 4.862467573894952, "progress": 96.16521737515424}, {"stat": {"question_id": 973, "question__article__live": true, "question__article__slug": "stamping-the-sequence", "question__title": "Stamping The Sequence", "question__title_slug": "stamping-the-sequence", "question__hide": false, "total_acs": 8045, "total_submitted": 18718, "frontend_question_id": 936, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.7841189587656721, "progress": 15.50755228117219}, {"stat": {"question_id": 972, "question__article__live": true, "question__article__slug": "knight-dialer", "question__title": "Knight Dialer", "question__title_slug": "knight-dialer", "question__hide": false, "total_acs": 35710, "total_submitted": 78916, "frontend_question_id": 935, "is_new_question": false}, "status": "notac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.1909377196940176, "progress": 43.33026367125585}, {"stat": {"question_id": 971, "question__article__live": true, "question__article__slug": "shortest-bridge", "question__title": "Shortest Bridge", "question__title_slug": "shortest-bridge", "question__hide": false, "total_acs": 30644, "total_submitted": 63353, "frontend_question_id": 934, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.115049969147204, "progress": 41.829428567156604}, {"stat": {"question_id": 969, "question__article__live": true, "question__article__slug": "number-of-recent-calls", "question__title": "Number of Recent Calls", "question__title_slug": "number-of-recent-calls", "question__hide": false, "total_acs": 47891, "total_submitted": 66562, "frontend_question_id": 933, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.7044467358138786, "progress": 13.931871513642925}, {"stat": {"question_id": 968, "question__article__live": true, "question__article__slug": "beautiful-array", "question__title": "Beautiful Array", "question__title_slug": "beautiful-array", "question__hide": false, "total_acs": 11828, "total_submitted": 20235, "frontend_question_id": 932, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.3146383722134554, "progress": 25.99965612364145}, {"stat": {"question_id": 967, "question__article__live": true, "question__article__slug": "minimum-path-falling-sum", "question__title": "Minimum Falling Path Sum", "question__title_slug": "minimum-falling-path-sum", "question__hide": false, "total_acs": 52225, "total_submitted": 83522, "frontend_question_id": 931, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.5713753083423291, "progress": 11.300112524045579}, {"stat": {"question_id": 966, "question__article__live": true, "question__article__slug": "binary-subarrays-with-sum", "question__title": "Binary Subarrays With Sum", "question__title_slug": "binary-subarrays-with-sum", "question__hide": false, "total_acs": 22723, "total_submitted": 52483, "frontend_question_id": 930, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.049149941111611035, "progress": 0.9720403682174185}, {"stat": {"question_id": 965, "question__article__live": true, "question__article__slug": "unique-email-addresses", "question__title": "Unique Email Addresses", "question__title_slug": "unique-email-addresses", "question__hide": false, "total_acs": 208050, "total_submitted": 308787, "frontend_question_id": 929, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.2714752059982181, "progress": 5.3689761011344945}, {"stat": {"question_id": 964, "question__article__live": true, "question__article__slug": "minimize-malware-spread-ii", "question__title": "Minimize Malware Spread II", "question__title_slug": "minimize-malware-spread-ii", "question__hide": false, "total_acs": 9679, "total_submitted": 23823, "frontend_question_id": 928, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.4992480704235479, "progress": 9.873649229901067}, {"stat": {"question_id": 963, "question__article__live": true, "question__article__slug": "three-equal-parts", "question__title": "Three Equal Parts", "question__title_slug": "three-equal-parts", "question__hide": false, "total_acs": 7389, "total_submitted": 21947, "frontend_question_id": 927, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 962, "question__article__live": true, "question__article__slug": "flip-string-to-monotone-increasing", "question__title": "Flip String to Monotone Increasing", "question__title_slug": "flip-string-to-monotone-increasing", "question__hide": false, "total_acs": 22064, "total_submitted": 42112, "frontend_question_id": 926, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.25562013999211797, "progress": 5.055409821091888}, {"stat": {"question_id": 961, "question__article__live": true, "question__article__slug": "long-pressed-name", "question__title": "Long Pressed Name", "question__title_slug": "long-pressed-name", "question__hide": false, "total_acs": 47253, "total_submitted": 117341, "frontend_question_id": 925, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.3371880562652357, "progress": 6.668581791914825}, {"stat": {"question_id": 960, "question__article__live": true, "question__article__slug": "minimize-malware-spread", "question__title": "Minimize Malware Spread", "question__title_slug": "minimize-malware-spread", "question__hide": false, "total_acs": 24272, "total_submitted": 57807, "frontend_question_id": 924, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.9744961096147036, "progress": 19.272648873887313}, {"stat": {"question_id": 959, "question__article__live": true, "question__article__slug": "3sum-with-multiplicity", "question__title": "3Sum With Multiplicity", "question__title_slug": "3sum-with-multiplicity", "question__hide": false, "total_acs": 19398, "total_submitted": 54250, "frontend_question_id": 923, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 958, "question__article__live": true, "question__article__slug": "sort-array-by-parity-ii", "question__title": "Sort Array By Parity II", "question__title_slug": "sort-array-by-parity-ii", "question__hide": false, "total_acs": 96473, "total_submitted": 139029, "frontend_question_id": 922, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.058970657513680774, "progress": 1.1662650726977164}, {"stat": {"question_id": 957, "question__article__live": true, "question__article__slug": "minimum-add-to-make-parentheses-valid", "question__title": "Minimum Add to Make Parentheses Valid", "question__title_slug": "minimum-add-to-make-parentheses-valid", "question__hide": false, "total_acs": 70624, "total_submitted": 95703, "frontend_question_id": 921, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.2575801119861603, "progress": 24.871212609228312}, {"stat": {"question_id": 956, "question__article__live": true, "question__article__slug": "number-of-music-playlists", "question__title": "Number of Music Playlists", "question__title_slug": "number-of-music-playlists", "question__hide": false, "total_acs": 9789, "total_submitted": 21012, "frontend_question_id": 920, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.0777238007207541, "progress": 21.314187085400143}, {"stat": {"question_id": 955, "question__article__live": true, "question__article__slug": "complete-binary-tree-inserter", "question__title": "Complete Binary Tree Inserter", "question__title_slug": "complete-binary-tree-inserter", "question__hide": false, "total_acs": 16819, "total_submitted": 29356, "frontend_question_id": 919, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.2822324676842163, "progress": 5.581722899478035}, {"stat": {"question_id": 954, "question__article__live": true, "question__article__slug": "maximum-sub-circular-subarray", "question__title": "Maximum Sum Circular Subarray", "question__title_slug": "maximum-sum-circular-subarray", "question__hide": false, "total_acs": 59737, "total_submitted": 177304, "frontend_question_id": 918, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.2607566161761137, "progress": 24.934034460742538}, {"stat": {"question_id": 953, "question__article__live": true, "question__article__slug": "reverse-only-letters", "question__title": "Reverse Only Letters", "question__title_slug": "reverse-only-letters", "question__hide": false, "total_acs": 59955, "total_submitted": 103382, "frontend_question_id": 917, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.16258954847312293, "progress": 3.2155400594932244}, {"stat": {"question_id": 952, "question__article__live": true, "question__article__slug": "word-subsets", "question__title": "Word Subsets", "question__title_slug": "word-subsets", "question__hide": false, "total_acs": 21374, "total_submitted": 44709, "frontend_question_id": 916, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.6212450916536353, "progress": 12.286389240486919}, {"stat": {"question_id": 951, "question__article__live": true, "question__article__slug": "parition-array-into-disjoint-intervals", "question__title": "Partition Array into Disjoint Intervals", "question__title_slug": "partition-array-into-disjoint-intervals", "question__hide": false, "total_acs": 20624, "total_submitted": 45388, "frontend_question_id": 915, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.09740053011838201, "progress": 1.9262942135749077}, {"stat": {"question_id": 950, "question__article__live": true, "question__article__slug": "x-of-a-kind-in-a-deck-of-cards", "question__title": "X of a Kind in a Deck of Cards", "question__title_slug": "x-of-a-kind-in-a-deck-of-cards", "question__hide": false, "total_acs": 46784, "total_submitted": 133586, "frontend_question_id": 914, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.5047465776896085, "progress": 9.982393429927892}, {"stat": {"question_id": 949, "question__article__live": true, "question__article__slug": "cat-and-mouse-game", "question__title": "Cat and Mouse", "question__title_slug": "cat-and-mouse", "question__hide": false, "total_acs": 8141, "total_submitted": 25957, "frontend_question_id": 913, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.8152951293010299, "progress": 16.124124663588315}, {"stat": {"question_id": 948, "question__article__live": null, "question__article__slug": null, "question__title": "Sort an Array", "question__title_slug": "sort-an-array", "question__hide": false, "total_acs": 89526, "total_submitted": 140046, "frontend_question_id": 912, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.310290010787438, "progress": 25.91365840429343}, {"stat": {"question_id": 947, "question__article__live": true, "question__article__slug": "online-election", "question__title": "Online Election", "question__title_slug": "online-election", "question__hide": false, "total_acs": 23673, "total_submitted": 46857, "frontend_question_id": 911, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.4499168706789982, "progress": 8.898024102387515}, {"stat": {"question_id": 946, "question__article__live": true, "question__article__slug": "smallest-range-ii", "question__title": "Smallest Range II", "question__title_slug": "smallest-range-ii", "question__hide": false, "total_acs": 11332, "total_submitted": 42454, "frontend_question_id": 910, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.8451870416615123, "progress": 16.71529822026918}, {"stat": {"question_id": 945, "question__article__live": true, "question__article__slug": "snakes-and-ladders", "question__title": "Snakes and Ladders", "question__title_slug": "snakes-and-ladders", "question__hide": false, "total_acs": 33741, "total_submitted": 87554, "frontend_question_id": 909, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.0551044801737866, "progress": 40.64388421335211}, {"stat": {"question_id": 944, "question__article__live": true, "question__article__slug": "smallest-range-i", "question__title": "Smallest Range I", "question__title_slug": "smallest-range-i", "question__hide": false, "total_acs": 41023, "total_submitted": 62350, "frontend_question_id": 908, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.07651914983419623, "progress": 1.5133223132783098}, {"stat": {"question_id": 943, "question__article__live": true, "question__article__slug": "sum-of-subarray-minimums", "question__title": "Sum of Subarray Minimums", "question__title_slug": "sum-of-subarray-minimums", "question__hide": false, "total_acs": 27386, "total_submitted": 84524, "frontend_question_id": 907, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.9067699155608417, "progress": 37.710265544749575}, {"stat": {"question_id": 942, "question__article__live": true, "question__article__slug": "super-palindromes", "question__title": "Super Palindromes", "question__title_slug": "super-palindromes", "question__hide": false, "total_acs": 5608, "total_submitted": 17107, "frontend_question_id": 906, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 941, "question__article__live": true, "question__article__slug": "sort-array-by-parity", "question__title": "Sort Array By Parity", "question__title_slug": "sort-array-by-parity", "question__hide": false, "total_acs": 213594, "total_submitted": 288372, "frontend_question_id": 905, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.8003012604509476, "progress": 15.8275903144435}, {"stat": {"question_id": 940, "question__article__live": true, "question__article__slug": "fruit-into-baskets", "question__title": "Fruit Into Baskets", "question__title_slug": "fruit-into-baskets", "question__hide": false, "total_acs": 101503, "total_submitted": 238595, "frontend_question_id": 904, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.0966162800213948, "progress": 21.68782441070706}, {"stat": {"question_id": 939, "question__article__live": true, "question__article__slug": "valid-permutations-for-di-sequence", "question__title": "Valid Permutations for DI Sequence", "question__title_slug": "valid-permutations-for-di-sequence", "question__hide": false, "total_acs": 5923, "total_submitted": 11891, "frontend_question_id": 903, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.31259842371631547, "progress": 6.182271636976779}, {"stat": {"question_id": 938, "question__article__live": true, "question__article__slug": "numbers-at-most-n-given-digit-set", "question__title": "Numbers At Most N Given Digit Set", "question__title_slug": "numbers-at-most-n-given-digit-set", "question__hide": false, "total_acs": 7842, "total_submitted": 24883, "frontend_question_id": 902, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 937, "question__article__live": true, "question__article__slug": "online-stock-span", "question__title": "Online Stock Span", "question__title_slug": "online-stock-span", "question__hide": false, "total_acs": 71341, "total_submitted": 118528, "frontend_question_id": 901, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.6489910908201222, "progress": 32.61216332829691}, {"stat": {"question_id": 936, "question__article__live": true, "question__article__slug": "rle-iterator", "question__title": "RLE Iterator", "question__title_slug": "rle-iterator", "question__hide": false, "total_acs": 23124, "total_submitted": 43161, "frontend_question_id": 900, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.7044467358138786, "progress": 13.931871513642925}, {"stat": {"question_id": 935, "question__article__live": true, "question__article__slug": "orderly-queue", "question__title": "Orderly Queue", "question__title_slug": "orderly-queue", "question__hide": false, "total_acs": 8017, "total_submitted": 15305, "frontend_question_id": 899, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 934, "question__article__live": true, "question__article__slug": "bitwise-ors-of-subarrays", "question__title": "Bitwise ORs of Subarrays", "question__title_slug": "bitwise-ors-of-subarrays", "question__hide": false, "total_acs": 15450, "total_submitted": 44680, "frontend_question_id": 898, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.6168494265092993, "progress": 12.199455993593332}, {"stat": {"question_id": 933, "question__article__live": true, "question__article__slug": "increasing-order-search-tree", "question__title": "Increasing Order Search Tree", "question__title_slug": "increasing-order-search-tree", "question__hide": false, "total_acs": 71093, "total_submitted": 100145, "frontend_question_id": 897, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.09841987222137448, "progress": 1.946453783469046}, {"stat": {"question_id": 932, "question__article__live": true, "question__article__slug": "monotonic-array", "question__title": "Monotonic Array", "question__title_slug": "monotonic-array", "question__hide": false, "total_acs": 113460, "total_submitted": 195678, "frontend_question_id": 896, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.3000255813982116, "progress": 25.710658370165447}, {"stat": {"question_id": 931, "question__article__live": true, "question__article__slug": "maximum-frequency-stack", "question__title": "Maximum Frequency Stack", "question__title_slug": "maximum-frequency-stack", "question__hide": false, "total_acs": 36513, "total_submitted": 60104, "frontend_question_id": 895, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.358252466482794, "progress": 26.862213825526915}, {"stat": {"question_id": 930, "question__article__live": true, "question__article__slug": "all-possible-full-binary-trees", "question__title": "All Possible Full Binary Trees", "question__title_slug": "all-possible-full-binary-trees", "question__hide": false, "total_acs": 38635, "total_submitted": 51283, "frontend_question_id": 894, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.133098464739279, "progress": 22.409334049671216}, {"stat": {"question_id": 929, "question__article__live": true, "question__article__slug": "groups-of-special-equivalent-strings", "question__title": "Groups of Special-Equivalent Strings", "question__title_slug": "groups-of-special-equivalent-strings", "question__hide": false, "total_acs": 27157, "total_submitted": 40791, "frontend_question_id": 893, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.10186917331721722, "progress": 2.0146707503964723}, {"stat": {"question_id": 928, "question__article__live": true, "question__article__slug": "surface-area-of-3d-shapes", "question__title": "Surface Area of 3D Shapes", "question__title_slug": "surface-area-of-3d-shapes", "question__hide": false, "total_acs": 18977, "total_submitted": 32154, "frontend_question_id": 892, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.1616413515564159, "progress": 3.196787530818458}, {"stat": {"question_id": 927, "question__article__live": true, "question__article__slug": "sum-of-subsequence-widths", "question__title": "Sum of Subsequence Widths", "question__title_slug": "sum-of-subsequence-widths", "question__hide": false, "total_acs": 8583, "total_submitted": 26812, "frontend_question_id": 891, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.705886206337375, "progress": 13.960339980258581}, {"stat": {"question_id": 926, "question__article__live": true, "question__article__slug": "find-and-replace-pattern", "question__title": "Find and Replace Pattern", "question__title_slug": "find-and-replace-pattern", "question__hide": false, "total_acs": 52138, "total_submitted": 71020, "frontend_question_id": 890, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.4374678391943382, "progress": 8.651819104484874}, {"stat": {"question_id": 925, "question__article__live": true, "question__article__slug": "construct-binary-tree-from-preorder-and-postorder-traversal", "question__title": "Construct Binary Tree from Preorder and Postorder Traversal", "question__title_slug": "construct-binary-tree-from-preorder-and-postorder-traversal", "question__hide": false, "total_acs": 39050, "total_submitted": 58931, "frontend_question_id": 889, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.6008568893230329, "progress": 11.883170940474589}, {"stat": {"question_id": 924, "question__article__live": true, "question__article__slug": "fair-candy-swap", "question__title": "Fair Candy Swap", "question__title_slug": "fair-candy-swap", "question__hide": false, "total_acs": 50747, "total_submitted": 86757, "frontend_question_id": 888, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 923, "question__article__live": true, "question__article__slug": "super-egg-drop", "question__title": "Super Egg Drop", "question__title_slug": "super-egg-drop", "question__hide": false, "total_acs": 20490, "total_submitted": 75759, "frontend_question_id": 887, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.7408559624112163, "progress": 34.428978599852904}, {"stat": {"question_id": 922, "question__article__live": true, "question__article__slug": "possible-bipartition", "question__title": "Possible Bipartition", "question__title_slug": "possible-bipartition", "question__hide": false, "total_acs": 58802, "total_submitted": 132949, "frontend_question_id": 886, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.419826600472636, "progress": 28.07996795752557}, {"stat": {"question_id": 921, "question__article__live": true, "question__article__slug": "spiral-matrix-iii", "question__title": "Spiral Matrix III", "question__title_slug": "spiral-matrix-iii", "question__hide": false, "total_acs": 20506, "total_submitted": 29529, "frontend_question_id": 885, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.6281423502509494, "progress": 12.422796602021686}, {"stat": {"question_id": 920, "question__article__live": true, "question__article__slug": "uncommon-words-from-two-sentences", "question__title": "Uncommon Words from Two Sentences", "question__title_slug": "uncommon-words-from-two-sentences", "question__hide": false, "total_acs": 58054, "total_submitted": 91576, "frontend_question_id": 884, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.30382328863116614, "progress": 6.00872543638304}, {"stat": {"question_id": 919, "question__article__live": true, "question__article__slug": "projection-area-of-3d-shapes", "question__title": "Projection Area of 3D Shapes", "question__title_slug": "projection-area-of-3d-shapes", "question__hide": false, "total_acs": 29577, "total_submitted": 43693, "frontend_question_id": 883, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.3983039521853364, "progress": 7.877273331121532}, {"stat": {"question_id": 918, "question__article__live": true, "question__article__slug": "reachable-nodes-in-subdivided-graph", "question__title": "Reachable Nodes In Subdivided Graph", "question__title_slug": "reachable-nodes-in-subdivided-graph", "question__hide": false, "total_acs": 5995, "total_submitted": 14457, "frontend_question_id": 882, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.49159426183810306, "progress": 9.72227954872959}, {"stat": {"question_id": 917, "question__article__live": true, "question__article__slug": "boats-to-save-people", "question__title": "Boats to Save People", "question__title_slug": "boats-to-save-people", "question__hide": false, "total_acs": 34120, "total_submitted": 72781, "frontend_question_id": 881, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.3380671332910289, "progress": 6.685967333718488}, {"stat": {"question_id": 916, "question__article__live": true, "question__article__slug": "decoded-string-at-index", "question__title": "Decoded String at Index", "question__title_slug": "decoded-string-at-index", "question__hide": false, "total_acs": 13466, "total_submitted": 55492, "frontend_question_id": 880, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.09244453252200126, "progress": 1.8282792491717756}, {"stat": {"question_id": 915, "question__article__live": true, "question__article__slug": "generate-random-point-in-a-circle", "question__title": "Generate Random Point in a Circle", "question__title_slug": "generate-random-point-in-a-circle", "question__hide": false, "total_acs": 11290, "total_submitted": 29276, "frontend_question_id": 478, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.7591051483517428, "progress": 15.012853143485277}, {"stat": {"question_id": 914, "question__article__live": true, "question__article__slug": "random-point-in-non-overlapping-rectangles", "question__title": "Random Point in Non-overlapping Rectangles", "question__title_slug": "random-point-in-non-overlapping-rectangles", "question__hide": false, "total_acs": 13118, "total_submitted": 34711, "frontend_question_id": 497, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 913, "question__article__live": true, "question__article__slug": "random-flip-matrix", "question__title": "Random Flip Matrix", "question__title_slug": "random-flip-matrix", "question__hide": false, "total_acs": 8450, "total_submitted": 22945, "frontend_question_id": 519, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 912, "question__article__live": true, "question__article__slug": "random-pick-with-weight", "question__title": "Random Pick with Weight", "question__title_slug": "random-pick-with-weight", "question__hide": false, "total_acs": 114475, "total_submitted": 260517, "frontend_question_id": 528, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 3.2149572011668903, "progress": 63.58233826830055}, {"stat": {"question_id": 911, "question__article__live": true, "question__article__slug": "profitable-schemes", "question__title": "Profitable Schemes", "question__title_slug": "profitable-schemes", "question__hide": false, "total_acs": 9668, "total_submitted": 24299, "frontend_question_id": 879, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 910, "question__article__live": true, "question__article__slug": "nth-magical-number", "question__title": "Nth Magical Number", "question__title_slug": "nth-magical-number", "question__hide": false, "total_acs": 9603, "total_submitted": 33735, "frontend_question_id": 878, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.3483066942682158, "progress": 6.8884755442583}, {"stat": {"question_id": 909, "question__article__live": true, "question__article__slug": "stone-game", "question__title": "Stone Game", "question__title_slug": "stone-game", "question__hide": false, "total_acs": 60978, "total_submitted": 94010, "frontend_question_id": 877, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.8096994468301961, "progress": 16.01345862561636}, {"stat": {"question_id": 908, "question__article__live": true, "question__article__slug": "middle-of-the-linked-list", "question__title": "Middle of the Linked List", "question__title_slug": "middle-of-the-linked-list", "question__hide": false, "total_acs": 243597, "total_submitted": 355621, "frontend_question_id": 876, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.853601687820628, "progress": 36.65875535976879}, {"stat": {"question_id": 907, "question__article__live": true, "question__article__slug": "koko-eating-bananas", "question__title": "Koko Eating Bananas", "question__title_slug": "koko-eating-bananas", "question__hide": false, "total_acs": 45490, "total_submitted": 86986, "frontend_question_id": 875, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.2611970921489788, "progress": 24.942745771827987}, {"stat": {"question_id": 906, "question__article__live": true, "question__article__slug": "walking-robot-simulation", "question__title": "Walking Robot Simulation", "question__title_slug": "walking-robot-simulation", "question__hide": false, "total_acs": 19065, "total_submitted": 54112, "frontend_question_id": 874, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.22482281283392974, "progress": 4.446329839429701}, {"stat": {"question_id": 905, "question__article__live": true, "question__article__slug": "length-of-longest-fibonacci-subsequence", "question__title": "Length of Longest Fibonacci Subsequence", "question__title_slug": "length-of-longest-fibonacci-subsequence", "question__hide": false, "total_acs": 30916, "total_submitted": 64457, "frontend_question_id": 873, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.31230315684212906, "progress": 6.176432132094061}, {"stat": {"question_id": 904, "question__article__live": true, "question__article__slug": "leaf-similar-trees", "question__title": "Leaf-Similar Trees", "question__title_slug": "leaf-similar-trees", "question__hide": false, "total_acs": 94791, "total_submitted": 146885, "frontend_question_id": 872, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.2866441896393609, "progress": 5.668973702566761}, {"stat": {"question_id": 903, "question__article__live": true, "question__article__slug": "implement-rand10-using-rand7", "question__title": "Implement Rand10() Using Rand7()", "question__title_slug": "implement-rand10-using-rand7", "question__hide": false, "total_acs": 23951, "total_submitted": 51715, "frontend_question_id": 470, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.2738163776932003, "progress": 25.192317891135126}, {"stat": {"question_id": 902, "question__article__live": true, "question__article__slug": "minimum-number-of-refueling-stops", "question__title": "Minimum Number of Refueling Stops", "question__title_slug": "minimum-number-of-refueling-stops", "question__hide": false, "total_acs": 18509, "total_submitted": 58859, "frontend_question_id": 871, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.470905372763807, "progress": 29.090154897795863}, {"stat": {"question_id": 901, "question__article__live": true, "question__article__slug": "advantage-shuffle", "question__title": "Advantage Shuffle", "question__title_slug": "advantage-shuffle", "question__hide": false, "total_acs": 20935, "total_submitted": 45874, "frontend_question_id": 870, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.44422681614695503, "progress": 8.785491664353772}, {"stat": {"question_id": 900, "question__article__live": true, "question__article__slug": "reordered-power-of-2", "question__title": "Reordered Power of 2", "question__title_slug": "reordered-power-of-2", "question__hide": false, "total_acs": 14830, "total_submitted": 27752, "frontend_question_id": 869, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 899, "question__article__live": true, "question__article__slug": "binary-gap", "question__title": "Binary Gap", "question__title_slug": "binary-gap", "question__hide": false, "total_acs": 38728, "total_submitted": 63937, "frontend_question_id": 868, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.16862271243579274, "progress": 3.334858186578512}, {"stat": {"question_id": 898, "question__article__live": true, "question__article__slug": "transpose-matrix", "question__title": "Transpose Matrix", "question__title_slug": "transpose-matrix", "question__hide": false, "total_acs": 78685, "total_submitted": 125419, "frontend_question_id": 867, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.7921114448199128, "progress": 15.665620000307289}, {"stat": {"question_id": 897, "question__article__live": true, "question__article__slug": "prime-palindrome", "question__title": "Prime Palindrome", "question__title_slug": "prime-palindrome", "question__hide": false, "total_acs": 18993, "total_submitted": 76169, "frontend_question_id": 866, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 896, "question__article__live": true, "question__article__slug": "smallest-subtree-with-all-the-deepest-nodes", "question__title": "Smallest Subtree with all the Deepest Nodes", "question__title_slug": "smallest-subtree-with-all-the-deepest-nodes", "question__hide": false, "total_acs": 42897, "total_submitted": 70546, "frontend_question_id": 865, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.6549620087544261, "progress": 12.953210070228796}, {"stat": {"question_id": 895, "question__article__live": true, "question__article__slug": "shortest-path-to-get-all-keys", "question__title": "Shortest Path to Get All Keys", "question__title_slug": "shortest-path-to-get-all-keys", "question__hide": false, "total_acs": 10156, "total_submitted": 25223, "frontend_question_id": 864, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.4065285144838586, "progress": 27.81697117444164}, {"stat": {"question_id": 894, "question__article__live": true, "question__article__slug": "random-pick-with-blacklist", "question__title": "Random Pick with Blacklist", "question__title_slug": "random-pick-with-blacklist", "question__hide": false, "total_acs": 13426, "total_submitted": 41358, "frontend_question_id": 710, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.49005810423351254, "progress": 9.69189889781049}, {"stat": {"question_id": 893, "question__article__live": true, "question__article__slug": "all-nodes-distance-k-in-binary-tree", "question__title": "All Nodes Distance K in Binary Tree", "question__title_slug": "all-nodes-distance-k-in-binary-tree", "question__hide": false, "total_acs": 83033, "total_submitted": 149571, "frontend_question_id": 863, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.7260459776963675, "progress": 53.91312127760825}, {"stat": {"question_id": 892, "question__article__live": true, "question__article__slug": "shortest-subarray-with-sum-at-least-k", "question__title": "Shortest Subarray with Sum at Least K", "question__title_slug": "shortest-subarray-with-sum-at-least-k", "question__hide": false, "total_acs": 34404, "total_submitted": 139892, "frontend_question_id": 862, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.8498478067484343, "progress": 36.58451470236142}, {"stat": {"question_id": 891, "question__article__live": true, "question__article__slug": "score-after-flipping-matrix", "question__title": "Score After Flipping Matrix", "question__title_slug": "score-after-flipping-matrix", "question__hide": false, "total_acs": 21763, "total_submitted": 29903, "frontend_question_id": 861, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.36183870048679206, "progress": 7.156098577163987}, {"stat": {"question_id": 890, "question__article__live": true, "question__article__slug": "lemonade-change", "question__title": "Lemonade Change", "question__title_slug": "lemonade-change", "question__hide": false, "total_acs": 55942, "total_submitted": 108356, "frontend_question_id": 860, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.37556516241249044, "progress": 7.427567368434343}, {"stat": {"question_id": 889, "question__article__live": true, "question__article__slug": "buddy-strings", "question__title": "Buddy Strings", "question__title_slug": "buddy-strings", "question__hide": false, "total_acs": 48553, "total_submitted": 177246, "frontend_question_id": 859, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.1912751700504987, "progress": 3.7828567546912724}, {"stat": {"question_id": 888, "question__article__live": true, "question__article__slug": "mirror-reflection", "question__title": "Mirror Reflection", "question__title_slug": "mirror-reflection", "question__hide": false, "total_acs": 9458, "total_submitted": 17607, "frontend_question_id": 858, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 887, "question__article__live": true, "question__article__slug": "minimum-cost-to-hire-k-workers", "question__title": "Minimum Cost to Hire K Workers", "question__title_slug": "minimum-cost-to-hire-k-workers", "question__hide": false, "total_acs": 30497, "total_submitted": 61481, "frontend_question_id": 857, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.43327438680659236, "progress": 8.56888502743623}, {"stat": {"question_id": 886, "question__article__live": true, "question__article__slug": "score-of-parentheses", "question__title": "Score of Parentheses", "question__title_slug": "score-of-parentheses", "question__hide": false, "total_acs": 39507, "total_submitted": 65310, "frontend_question_id": 856, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.2064786227124844, "progress": 23.86057639427855}, {"stat": {"question_id": 885, "question__article__live": true, "question__article__slug": "exam-room", "question__title": "Exam Room", "question__title_slug": "exam-room", "question__hide": false, "total_acs": 31677, "total_submitted": 73402, "frontend_question_id": 855, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.2952568085858605, "progress": 25.616346157869263}, {"stat": {"question_id": 884, "question__article__live": true, "question__article__slug": "k-similar-strings", "question__title": "K-Similar Strings", "question__title_slug": "k-similar-strings", "question__hide": false, "total_acs": 17935, "total_submitted": 46785, "frontend_question_id": 854, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.6103748942760823, "progress": 12.071408908415341}, {"stat": {"question_id": 883, "question__article__live": true, "question__article__slug": "car-fleet", "question__title": "Car Fleet", "question__title_slug": "car-fleet", "question__hide": false, "total_acs": 27141, "total_submitted": 64090, "frontend_question_id": 853, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.25131442828090605, "progress": 4.970255586874185}, {"stat": {"question_id": 882, "question__article__live": true, "question__article__slug": "peak-index-in-a-mountain-array", "question__title": "Peak Index in a Mountain Array", "question__title_slug": "peak-index-in-a-mountain-array", "question__hide": false, "total_acs": 169595, "total_submitted": 236693, "frontend_question_id": 852, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.0786479232256356, "progress": 21.332463493461002}, {"stat": {"question_id": 881, "question__article__live": true, "question__article__slug": "loud-and-rich", "question__title": "Loud and Rich", "question__title_slug": "loud-and-rich", "question__hide": false, "total_acs": 13056, "total_submitted": 25253, "frontend_question_id": 851, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 880, "question__article__live": true, "question__article__slug": "rectangle-area-ii", "question__title": "Rectangle Area II", "question__title_slug": "rectangle-area-ii", "question__hide": false, "total_acs": 12656, "total_submitted": 26647, "frontend_question_id": 850, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.0698333241180664, "progress": 21.15813681130377}, {"stat": {"question_id": 879, "question__article__live": true, "question__article__slug": "maximize-distance-to-closest-person", "question__title": "Maximize Distance to Closest Person", "question__title_slug": "maximize-distance-to-closest-person", "question__hide": false, "total_acs": 67314, "total_submitted": 158112, "frontend_question_id": 849, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.8025197377077323, "progress": 15.871465228650822}, {"stat": {"question_id": 878, "question__article__live": true, "question__article__slug": "shifting-letters", "question__title": "Shifting Letters", "question__title_slug": "shifting-letters", "question__hide": false, "total_acs": 24414, "total_submitted": 54721, "frontend_question_id": 848, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.26007680635989205, "progress": 5.143549491642377}, {"stat": {"question_id": 877, "question__article__live": true, "question__article__slug": "shortest-path-visiting-all-nodes", "question__title": "Shortest Path Visiting All Nodes", "question__title_slug": "shortest-path-visiting-all-nodes", "question__hide": false, "total_acs": 16772, "total_submitted": 32210, "frontend_question_id": 847, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.592265955706165, "progress": 11.713267699750277}, {"stat": {"question_id": 876, "question__article__live": true, "question__article__slug": "hand-of-straights", "question__title": "Hand of Straights", "question__title_slug": "hand-of-straights", "question__hide": false, "total_acs": 49642, "total_submitted": 91492, "frontend_question_id": 846, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.5752906101940038, "progress": 31.154585949660152}, {"stat": {"question_id": 875, "question__article__live": true, "question__article__slug": "longest-mountain-in-array", "question__title": "Longest Mountain in Array", "question__title_slug": "longest-mountain-in-array", "question__hide": false, "total_acs": 35891, "total_submitted": 96236, "frontend_question_id": 845, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.2582564816700026, "progress": 24.884589199752405}, {"stat": {"question_id": 874, "question__article__live": true, "question__article__slug": "backspace-string-compare", "question__title": "Backspace String Compare", "question__title_slug": "backspace-string-compare", "question__hide": false, "total_acs": 227504, "total_submitted": 490158, "frontend_question_id": 844, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 2.0467230913916707, "progress": 40.47812514927835}, {"stat": {"question_id": 873, "question__article__live": true, "question__article__slug": "guess-the-word", "question__title": "Guess the Word", "question__title_slug": "guess-the-word", "question__hide": false, "total_acs": 52152, "total_submitted": 113248, "frontend_question_id": 843, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.939988710041591, "progress": 58.14427532627838}, {"stat": {"question_id": 872, "question__article__live": true, "question__article__slug": "split-array-into-fibonacci-sequence", "question__title": "Split Array into Fibonacci Sequence", "question__title_slug": "split-array-into-fibonacci-sequence", "question__hide": false, "total_acs": 20228, "total_submitted": 55659, "frontend_question_id": 842, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 871, "question__article__live": true, "question__article__slug": "keys-and-rooms", "question__title": "Keys and Rooms", "question__title_slug": "keys-and-rooms", "question__hide": false, "total_acs": 80017, "total_submitted": 124213, "frontend_question_id": 841, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.38589501191406717, "progress": 7.631861218763516}, {"stat": {"question_id": 870, "question__article__live": true, "question__article__slug": "magic-squares-in-grid", "question__title": "Magic Squares In Grid", "question__title_slug": "magic-squares-in-grid", "question__hide": false, "total_acs": 24528, "total_submitted": 65819, "frontend_question_id": 840, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.1153490810236335, "progress": 22.058303771864583}, {"stat": {"question_id": 869, "question__article__live": true, "question__article__slug": "similar-string-groups", "question__title": "Similar String Groups", "question__title_slug": "similar-string-groups", "question__hide": false, "total_acs": 25772, "total_submitted": 66712, "frontend_question_id": 839, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.124617145803438, "progress": 22.241598662915752}, {"stat": {"question_id": 868, "question__article__live": true, "question__article__slug": "push-dominoes", "question__title": "Push Dominoes", "question__title_slug": "push-dominoes", "question__hide": false, "total_acs": 22109, "total_submitted": 45490, "frontend_question_id": 838, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.32676342249425205, "progress": 6.462413389265715}, {"stat": {"question_id": 867, "question__article__live": true, "question__article__slug": "new-21-game", "question__title": "New 21 Game", "question__title_slug": "new-21-game", "question__hide": false, "total_acs": 18264, "total_submitted": 52741, "frontend_question_id": 837, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.48789427348818, "progress": 29.426145072803976}, {"stat": {"question_id": 866, "question__article__live": true, "question__article__slug": "rectangle-overlap", "question__title": "Rectangle Overlap", "question__title_slug": "rectangle-overlap", "question__hide": false, "total_acs": 54391, "total_submitted": 112122, "frontend_question_id": 836, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.9494863710160824, "progress": 38.55507060759524}, {"stat": {"question_id": 865, "question__article__live": true, "question__article__slug": "robot-room-cleaner", "question__title": "Robot Room Cleaner", "question__title_slug": "robot-room-cleaner", "question__hide": false, "total_acs": 53761, "total_submitted": 76954, "frontend_question_id": 489, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 1.9793735993877786, "progress": 39.14615152884091}, {"stat": {"question_id": 864, "question__article__live": true, "question__article__slug": "image-overlap", "question__title": "Image Overlap", "question__title_slug": "image-overlap", "question__hide": false, "total_acs": 21988, "total_submitted": 37576, "frontend_question_id": 835, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.18571714579509285, "progress": 3.672935484765076}, {"stat": {"question_id": 863, "question__article__live": true, "question__article__slug": "sum-of-distances-in-tree", "question__title": "Sum of Distances in Tree", "question__title_slug": "sum-of-distances-in-tree", "question__hide": false, "total_acs": 14593, "total_submitted": 33290, "frontend_question_id": 834, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.799194447715573, "progress": 35.58274117726314}, {"stat": {"question_id": 862, "question__article__live": true, "question__article__slug": "find-and-replace-in-string", "question__title": "Find And Replace in String", "question__title_slug": "find-and-replace-in-string", "question__hide": false, "total_acs": 42747, "total_submitted": 84729, "frontend_question_id": 833, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.9473813189441862, "progress": 18.736398564906136}, {"stat": {"question_id": 861, "question__article__live": true, "question__article__slug": "flipping-an-image", "question__title": "Flipping an Image", "question__title_slug": "flipping-an-image", "question__hide": false, "total_acs": 178350, "total_submitted": 233731, "frontend_question_id": 832, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.24436995592809505, "progress": 4.832914476992215}, {"stat": {"question_id": 860, "question__article__live": true, "question__article__slug": "design-circular-queue", "question__title": "Design Circular Queue", "question__title_slug": "design-circular-queue", "question__hide": false, "total_acs": 69132, "total_submitted": 157728, "frontend_question_id": 622, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.8792358394515927, "progress": 37.1657230107314}, {"stat": {"question_id": 859, "question__article__live": null, "question__article__slug": null, "question__title": "Design Circular Deque", "question__title_slug": "design-circular-deque", "question__hide": false, "total_acs": 17702, "total_submitted": 33548, "frontend_question_id": 641, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.29905506262405096, "progress": 5.914424038276071}, {"stat": {"question_id": 858, "question__article__live": true, "question__article__slug": "masking-personal-information", "question__title": "Masking Personal Information", "question__title_slug": "masking-personal-information", "question__hide": false, "total_acs": 10284, "total_submitted": 23293, "frontend_question_id": 831, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 857, "question__article__live": true, "question__article__slug": "positions-of-large-groups", "question__title": "Positions of Large Groups", "question__title_slug": "positions-of-large-groups", "question__hide": false, "total_acs": 44616, "total_submitted": 89924, "frontend_question_id": 830, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.2911970145592254, "progress": 5.75901510468126}, {"stat": {"question_id": 856, "question__article__live": true, "question__article__slug": "consecutive-numbers-sum", "question__title": "Consecutive Numbers Sum", "question__title_slug": "consecutive-numbers-sum", "question__hide": false, "total_acs": 24021, "total_submitted": 63790, "frontend_question_id": 829, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 3.387786256957777, "progress": 67.00038547710902}, {"stat": {"question_id": 855, "question__article__live": true, "question__article__slug": "unique-letter-string", "question__title": "Count Unique Characters of All Substrings of a Given String", "question__title_slug": "count-unique-characters-of-all-substrings-of-a-given-string", "question__hide": false, "total_acs": 10406, "total_submitted": 22973, "frontend_question_id": 828, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.1265861407105158, "progress": 22.28053955462807}, {"stat": {"question_id": 854, "question__article__live": true, "question__article__slug": "making-a-large-island", "question__title": "Making A Large Island", "question__title_slug": "making-a-large-island", "question__hide": false, "total_acs": 18683, "total_submitted": 40850, "frontend_question_id": 827, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.2164832944147193, "progress": 24.05843919015151}, {"stat": {"question_id": 853, "question__article__live": true, "question__article__slug": "most-profit-assigning-work", "question__title": "Most Profit Assigning Work", "question__title_slug": "most-profit-assigning-work", "question__hide": false, "total_acs": 20877, "total_submitted": 54133, "frontend_question_id": 826, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 852, "question__article__live": true, "question__article__slug": "friends-of-appropriate-ages", "question__title": "Friends Of Appropriate Ages", "question__title_slug": "friends-of-appropriate-ages", "question__hide": false, "total_acs": 36751, "total_submitted": 86059, "frontend_question_id": 825, "is_new_question": false}, "status": "notac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.009240254844506, "progress": 19.959785235778053}, {"stat": {"question_id": 851, "question__article__live": true, "question__article__slug": "goat-latin", "question__title": "Goat Latin", "question__title_slug": "goat-latin", "question__hide": false, "total_acs": 94950, "total_submitted": 144256, "frontend_question_id": 824, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.3513342472922535, "progress": 6.948351582555082}, {"stat": {"question_id": 850, "question__article__live": true, "question__article__slug": "insert-into-a-cyclic-sorted-list", "question__title": "Insert into a Sorted Circular Linked List", "question__title_slug": "insert-into-a-sorted-circular-linked-list", "question__hide": false, "total_acs": 37845, "total_submitted": 119568, "frontend_question_id": 708, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.1535574434744311, "progress": 22.81395209749165}, {"stat": {"question_id": 843, "question__article__live": true, "question__article__slug": "binary-trees-with-factors", "question__title": "Binary Trees With Factors", "question__title_slug": "binary-trees-with-factors", "question__hide": false, "total_acs": 11677, "total_submitted": 32607, "frontend_question_id": 823, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.23499359123170555, "progress": 4.647477734121608}, {"stat": {"question_id": 842, "question__article__live": true, "question__article__slug": "card-flipping-game", "question__title": "Card Flipping Game", "question__title_slug": "card-flipping-game", "question__hide": false, "total_acs": 9302, "total_submitted": 21638, "frontend_question_id": 822, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 841, "question__article__live": true, "question__article__slug": "shortest-distance-to-a-character", "question__title": "Shortest Distance to a Character", "question__title_slug": "shortest-distance-to-a-character", "question__hide": false, "total_acs": 67882, "total_submitted": 101342, "frontend_question_id": 821, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.9436686731352214, "progress": 18.662973418963198}, {"stat": {"question_id": 839, "question__article__live": true, "question__article__slug": "short-encoding-of-words", "question__title": "Short Encoding of Words", "question__title_slug": "short-encoding-of-words", "question__hide": false, "total_acs": 13955, "total_submitted": 27483, "frontend_question_id": 820, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.0021520224805474, "progress": 19.81960097835592}, {"stat": {"question_id": 838, "question__article__live": true, "question__article__slug": "design-linked-list", "question__title": "Design Linked List", "question__title_slug": "design-linked-list", "question__hide": false, "total_acs": 70605, "total_submitted": 286510, "frontend_question_id": 707, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.5224508455102156, "progress": 10.33253144885824}, {"stat": {"question_id": 837, "question__article__live": true, "question__article__slug": "most-common-word", "question__title": "Most Common Word", "question__title_slug": "most-common-word", "question__hide": false, "total_acs": 165273, "total_submitted": 369041, "frontend_question_id": 819, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 2.967447881071394, "progress": 58.687336459518455}, {"stat": {"question_id": 836, "question__article__live": true, "question__article__slug": "race-car", "question__title": "Race Car", "question__title_slug": "race-car", "question__hide": false, "total_acs": 19870, "total_submitted": 50859, "frontend_question_id": 818, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.3975094319400305, "progress": 27.638600415116056}, {"stat": {"question_id": 835, "question__article__live": true, "question__article__slug": "linked-list-components", "question__title": "Linked List Components", "question__title_slug": "linked-list-components", "question__hide": false, "total_acs": 45176, "total_submitted": 78829, "frontend_question_id": 817, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.5746705605309468, "progress": 11.365282859520029}, {"stat": {"question_id": 834, "question__article__live": true, "question__article__slug": "ambiguous-coordinates", "question__title": "Ambiguous Coordinates", "question__title_slug": "ambiguous-coordinates", "question__hide": false, "total_acs": 9881, "total_submitted": 20923, "frontend_question_id": 816, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 833, "question__article__live": true, "question__article__slug": "bus-routes", "question__title": "Bus Routes", "question__title_slug": "bus-routes", "question__hide": false, "total_acs": 38731, "total_submitted": 90842, "frontend_question_id": 815, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.0513907055271603, "progress": 40.5704367423412}, {"stat": {"question_id": 832, "question__article__live": true, "question__article__slug": "binary-tree-pruning", "question__title": "Binary Tree Pruning", "question__title_slug": "binary-tree-pruning", "question__hide": false, "total_acs": 67074, "total_submitted": 90294, "frontend_question_id": 814, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.7083630277971986, "progress": 14.009324178191774}, {"stat": {"question_id": 831, "question__article__live": true, "question__article__slug": "largest-sum-of-averages", "question__title": "Largest Sum of Averages", "question__title_slug": "largest-sum-of-averages", "question__hide": false, "total_acs": 24886, "total_submitted": 49750, "frontend_question_id": 813, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.7331741571504234, "progress": 14.500014884364385}, {"stat": {"question_id": 830, "question__article__live": true, "question__article__slug": "largest-triangle-area", "question__title": "Largest Triangle Area", "question__title_slug": "largest-triangle-area", "question__hide": false, "total_acs": 22313, "total_submitted": 38251, "frontend_question_id": 812, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 829, "question__article__live": true, "question__article__slug": "subdomain-visit-count", "question__title": "Subdomain Visit Count", "question__title_slug": "subdomain-visit-count", "question__hide": false, "total_acs": 91031, "total_submitted": 130055, "frontend_question_id": 811, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 3.0115622984389345, "progress": 59.55978907150157}, {"stat": {"question_id": 828, "question__article__live": true, "question__article__slug": "chalkboard-xor-game", "question__title": "Chalkboard XOR Game", "question__title_slug": "chalkboard-xor-game", "question__hide": false, "total_acs": 4245, "total_submitted": 8787, "frontend_question_id": 810, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 827, "question__article__live": true, "question__article__slug": "expressive-words", "question__title": "Expressive Words", "question__title_slug": "expressive-words", "question__hide": false, "total_acs": 46851, "total_submitted": 99661, "frontend_question_id": 809, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.9892315968335454, "progress": 39.341113542026434}, {"stat": {"question_id": 826, "question__article__live": true, "question__article__slug": "soup-servings", "question__title": "Soup Servings", "question__title_slug": "soup-servings", "question__hide": false, "total_acs": 10082, "total_submitted": 25216, "frontend_question_id": 808, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 825, "question__article__live": true, "question__article__slug": "max-increase-to-keep-city-skyline", "question__title": "Max Increase to Keep City Skyline", "question__title_slug": "max-increase-to-keep-city-skyline", "question__hide": false, "total_acs": 84350, "total_submitted": 100793, "frontend_question_id": 807, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.6038068631166453, "progress": 11.941512691201474}, {"stat": {"question_id": 824, "question__article__live": true, "question__article__slug": "number-of-lines-to-write-string", "question__title": "Number of Lines To Write String", "question__title_slug": "number-of-lines-to-write-string", "question__hide": false, "total_acs": 38456, "total_submitted": 59256, "frontend_question_id": 806, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.11153609770197609, "progress": 2.2058539039459917}, {"stat": {"question_id": 823, "question__article__live": true, "question__article__slug": "split-array-with-same-average", "question__title": "Split Array With Same Average", "question__title_slug": "split-array-with-same-average", "question__hide": false, "total_acs": 15456, "total_submitted": 58695, "frontend_question_id": 805, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.3433499092901493, "progress": 26.567485350715025}, {"stat": {"question_id": 822, "question__article__live": true, "question__article__slug": "unique-morse-code-words", "question__title": "Unique Morse Code Words", "question__title_slug": "unique-morse-code-words", "question__hide": false, "total_acs": 142376, "total_submitted": 184802, "frontend_question_id": 804, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.408784613231017, "progress": 8.084549787442628}, {"stat": {"question_id": 821, "question__article__live": true, "question__article__slug": "bricks-falling-when-hit", "question__title": "Bricks Falling When Hit", "question__title_slug": "bricks-falling-when-hit", "question__hide": false, "total_acs": 15686, "total_submitted": 50776, "frontend_question_id": 803, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.7841189587656721, "progress": 15.50755228117219}, {"stat": {"question_id": 820, "question__article__live": true, "question__article__slug": "find-eventual-safe-states", "question__title": "Find Eventual Safe States", "question__title_slug": "find-eventual-safe-states", "question__hide": false, "total_acs": 40395, "total_submitted": 82569, "frontend_question_id": 802, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.5956718085450347, "progress": 11.780625388746717}, {"stat": {"question_id": 819, "question__article__live": true, "question__article__slug": "minimum-swaps-to-make-sequences-increasing", "question__title": "Minimum Swaps To Make Sequences Increasing", "question__title_slug": "minimum-swaps-to-make-sequences-increasing", "question__hide": false, "total_acs": 33741, "total_submitted": 86701, "frontend_question_id": 801, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.7293949709522863, "progress": 14.425273766460348}, {"stat": {"question_id": 818, "question__article__live": true, "question__article__slug": "similar-rgb-color", "question__title": "Similar RGB Color", "question__title_slug": "similar-rgb-color", "question__hide": false, "total_acs": 10386, "total_submitted": 16889, "frontend_question_id": 800, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 817, "question__article__live": true, "question__article__slug": "design-hashmap", "question__title": "Design HashMap", "question__title_slug": "design-hashmap", "question__hide": false, "total_acs": 103986, "total_submitted": 169349, "frontend_question_id": 706, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 3.324253076787649, "progress": 65.74388720976916}, {"stat": {"question_id": 816, "question__article__live": true, "question__article__slug": "design-hashset", "question__title": "Design HashSet", "question__title_slug": "design-hashset", "question__hide": false, "total_acs": 96389, "total_submitted": 150052, "frontend_question_id": 705, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.09916773600346926, "progress": 1.9612443156585577}, {"stat": {"question_id": 815, "question__article__live": true, "question__article__slug": "champagne-tower", "question__title": "Champagne Tower", "question__title_slug": "champagne-tower", "question__hide": false, "total_acs": 14906, "total_submitted": 41624, "frontend_question_id": 799, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.3811160790978779, "progress": 7.537348071661547}, {"stat": {"question_id": 814, "question__article__live": true, "question__article__slug": "smallest-rotation-with-highest-score", "question__title": "Smallest Rotation with Highest Score", "question__title_slug": "smallest-rotation-with-highest-score", "question__hide": false, "total_acs": 6170, "total_submitted": 13976, "frontend_question_id": 798, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 813, "question__article__live": true, "question__article__slug": "all-paths-from-source-to-target", "question__title": "All Paths From Source to Target", "question__title_slug": "all-paths-from-source-to-target", "question__hide": false, "total_acs": 83530, "total_submitted": 107145, "frontend_question_id": 797, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.2408840860020336, "progress": 4.763974286834259}, {"stat": {"question_id": 812, "question__article__live": true, "question__article__slug": "rotate-string", "question__title": "Rotate String", "question__title_slug": "rotate-string", "question__hide": false, "total_acs": 71670, "total_submitted": 144697, "frontend_question_id": 796, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.1446815628256535, "progress": 22.638413447821666}, {"stat": {"question_id": 811, "question__article__live": true, "question__article__slug": "number-of-subarrays-with-bounded-maximum", "question__title": "Number of Subarrays with Bounded Maximum", "question__title_slug": "number-of-subarrays-with-bounded-maximum", "question__hide": false, "total_acs": 19130, "total_submitted": 41188, "frontend_question_id": 795, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.2635816820225354, "progress": 24.98990590195868}, {"stat": {"question_id": 810, "question__article__live": true, "question__article__slug": "valid-tic-tac-toe-state", "question__title": "Valid Tic-Tac-Toe State", "question__title_slug": "valid-tic-tac-toe-state", "question__hide": false, "total_acs": 26388, "total_submitted": 80884, "frontend_question_id": 794, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.3210229707666667, "progress": 26.125924586801787}, {"stat": {"question_id": 809, "question__article__live": true, "question__article__slug": "preimage-size-of-factorial-zeroes-function", "question__title": "Preimage Size of Factorial Zeroes Function", "question__title_slug": "preimage-size-of-factorial-zeroes-function", "question__hide": false, "total_acs": 8164, "total_submitted": 20277, "frontend_question_id": 793, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 808, "question__article__live": true, "question__article__slug": "number-of-matching-subsequences", "question__title": "Number of Matching Subsequences", "question__title_slug": "number-of-matching-subsequences", "question__hide": false, "total_acs": 42679, "total_submitted": 89865, "frontend_question_id": 792, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.2933767284965287, "progress": 25.579163738094596}, {"stat": {"question_id": 807, "question__article__live": true, "question__article__slug": "custom-sort-string", "question__title": "Custom Sort String", "question__title_slug": "custom-sort-string", "question__hide": false, "total_acs": 67399, "total_submitted": 102768, "frontend_question_id": 791, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.56130340213886, "progress": 11.10092002872927}, {"stat": {"question_id": 806, "question__article__live": true, "question__article__slug": "domino-and-tromino-tiling", "question__title": "Domino and Tromino Tiling", "question__title_slug": "domino-and-tromino-tiling", "question__hide": false, "total_acs": 15340, "total_submitted": 39099, "frontend_question_id": 790, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.12516314295400602, "progress": 2.4753565276504457}, {"stat": {"question_id": 805, "question__article__live": true, "question__article__slug": "escape-the-ghosts", "question__title": "Escape The Ghosts", "question__title_slug": "escape-the-ghosts", "question__hide": false, "total_acs": 15057, "total_submitted": 26205, "frontend_question_id": 789, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 804, "question__article__live": true, "question__article__slug": "rotated-digits", "question__title": "Rotated Digits", "question__title_slug": "rotated-digits", "question__hide": false, "total_acs": 51123, "total_submitted": 89565, "frontend_question_id": 788, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.4017582799378108, "progress": 7.945589710439953}, {"stat": {"question_id": 803, "question__article__live": true, "question__article__slug": "cheapest-flights-within-k-stops", "question__title": "Cheapest Flights Within K Stops", "question__title_slug": "cheapest-flights-within-k-stops", "question__hide": false, "total_acs": 118598, "total_submitted": 301843, "frontend_question_id": 787, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.4479154952260644, "progress": 28.635483162252694}, {"stat": {"question_id": 802, "question__article__live": true, "question__article__slug": "k-th-smallest-prime-fraction", "question__title": "K-th Smallest Prime Fraction", "question__title_slug": "k-th-smallest-prime-fraction", "question__hide": false, "total_acs": 13947, "total_submitted": 34008, "frontend_question_id": 786, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.3064295381517329, "progress": 6.060269338295054}, {"stat": {"question_id": 801, "question__article__live": true, "question__article__slug": "is-graph-bipartite", "question__title": "Is Graph Bipartite?", "question__title_slug": "is-graph-bipartite", "question__hide": false, "total_acs": 124746, "total_submitted": 262394, "frontend_question_id": 785, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.0407270294991458, "progress": 40.35954079133112}, {"stat": {"question_id": 800, "question__article__live": true, "question__article__slug": "letter-case-permutation", "question__title": "Letter Case Permutation", "question__title_slug": "letter-case-permutation", "question__hide": false, "total_acs": 95351, "total_submitted": 147282, "frontend_question_id": 784, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.1243761687076268, "progress": 22.236832849170167}, {"stat": {"question_id": 799, "question__article__live": true, "question__article__slug": "minimum-distance-between-bst-nodes", "question__title": "Minimum Distance Between BST Nodes", "question__title_slug": "minimum-distance-between-bst-nodes", "question__hide": false, "total_acs": 65353, "total_submitted": 124089, "frontend_question_id": 783, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 798, "question__article__live": true, "question__article__slug": "transform-to-chessboard", "question__title": "Transform to Chessboard", "question__title_slug": "transform-to-chessboard", "question__hide": false, "total_acs": 5920, "total_submitted": 12705, "frontend_question_id": 782, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 797, "question__article__live": true, "question__article__slug": "rabbits-in-forest", "question__title": "Rabbits in Forest", "question__title_slug": "rabbits-in-forest", "question__hide": false, "total_acs": 21388, "total_submitted": 39194, "frontend_question_id": 781, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.12675170563914387, "progress": 2.506773595961705}, {"stat": {"question_id": 796, "question__article__live": true, "question__article__slug": "reaching-points", "question__title": "Reaching Points", "question__title_slug": "reaching-points", "question__hide": false, "total_acs": 20155, "total_submitted": 68603, "frontend_question_id": 780, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.5682214227425324, "progress": 50.79181868717983}, {"stat": {"question_id": 795, "question__article__live": true, "question__article__slug": "k-th-symbol-in-grammar", "question__title": "K-th Symbol in Grammar", "question__title_slug": "k-th-symbol-in-grammar", "question__hide": false, "total_acs": 35306, "total_submitted": 94593, "frontend_question_id": 779, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.3948186197136768, "progress": 7.808343770220964}, {"stat": {"question_id": 794, "question__article__live": true, "question__article__slug": "swim-in-rising-water", "question__title": "Swim in Rising Water", "question__title_slug": "swim-in-rising-water", "question__hide": false, "total_acs": 25401, "total_submitted": 47782, "frontend_question_id": 778, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.20668227426013777, "progress": 4.087563676213173}, {"stat": {"question_id": 793, "question__article__live": true, "question__article__slug": "swap-adjacent-in-lr-string", "question__title": "Swap Adjacent in LR String", "question__title_slug": "swap-adjacent-in-lr-string", "question__hide": false, "total_acs": 27754, "total_submitted": 79683, "frontend_question_id": 777, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.221940721742098, "progress": 24.166370950573736}, {"stat": {"question_id": 792, "question__article__live": true, "question__article__slug": "binary-search", "question__title": "Binary Search", "question__title_slug": "binary-search", "question__hide": false, "total_acs": 150919, "total_submitted": 289245, "frontend_question_id": 704, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.8005223552756681, "progress": 15.831962915711609}, {"stat": {"question_id": 791, "question__article__live": true, "question__article__slug": "split-bst", "question__title": "Split BST", "question__title_slug": "split-bst", "question__hide": false, "total_acs": 18381, "total_submitted": 32889, "frontend_question_id": 776, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.26159729523649006, "progress": 5.173620261495845}, {"stat": {"question_id": 790, "question__article__live": true, "question__article__slug": "global-and-local-inversions", "question__title": "Global and Local Inversions", "question__title_slug": "global-and-local-inversions", "question__hide": false, "total_acs": 21996, "total_submitted": 52202, "frontend_question_id": 775, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.6574118475071976, "progress": 13.001660630076053}, {"stat": {"question_id": 789, "question__article__live": null, "question__article__slug": null, "question__title": "Kth Largest Element in a Stream", "question__title_slug": "kth-largest-element-in-a-stream", "question__hide": false, "total_acs": 91046, "total_submitted": 182831, "frontend_question_id": 703, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.9464460547487392, "progress": 38.4949421501207}, {"stat": {"question_id": 788, "question__article__live": true, "question__article__slug": "minimize-max-distance-to-gas-station", "question__title": "Minimize Max Distance to Gas Station", "question__title_slug": "minimize-max-distance-to-gas-station", "question__hide": false, "total_acs": 16567, "total_submitted": 35199, "frontend_question_id": 774, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 787, "question__article__live": true, "question__article__slug": "sliding-puzzle", "question__title": "Sliding Puzzle", "question__title_slug": "sliding-puzzle", "question__hide": false, "total_acs": 40721, "total_submitted": 68546, "frontend_question_id": 773, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 3.3312010415802784, "progress": 65.88129738977432}, {"stat": {"question_id": 786, "question__article__live": true, "question__article__slug": "search-in-a-sorted-array-of-unknown-size", "question__title": "Search in a Sorted Array of Unknown Size", "question__title_slug": "search-in-a-sorted-array-of-unknown-size", "question__hide": false, "total_acs": 28507, "total_submitted": 42554, "frontend_question_id": 702, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.8670575394288653, "progress": 17.14783193693428}, {"stat": {"question_id": 785, "question__article__live": null, "question__article__slug": null, "question__title": "Basic Calculator III", "question__title_slug": "basic-calculator-iii", "question__hide": false, "total_acs": 39956, "total_submitted": 96608, "frontend_question_id": 772, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 2.3760875549869724, "progress": 46.991979433333164}, {"stat": {"question_id": 784, "question__article__live": true, "question__article__slug": "insert-into-a-bst", "question__title": "Insert into a Binary Search Tree", "question__title_slug": "insert-into-a-binary-search-tree", "question__hide": false, "total_acs": 114937, "total_submitted": 148258, "frontend_question_id": 701, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.39776496874478495, "progress": 7.86661383387357}, {"stat": {"question_id": 783, "question__article__live": true, "question__article__slug": "search-in-a-bst", "question__title": "Search in a Binary Search Tree", "question__title_slug": "search-in-a-binary-search-tree", "question__hide": false, "total_acs": 201100, "total_submitted": 275006, "frontend_question_id": 700, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.3668894454207972, "progress": 7.255987363485704}, {"stat": {"question_id": 782, "question__article__live": true, "question__article__slug": "jewels-and-stones", "question__title": "Jewels and Stones", "question__title_slug": "jewels-and-stones", "question__hide": false, "total_acs": 532126, "total_submitted": 615926, "frontend_question_id": 771, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.1875597746846058, "progress": 23.486417573589257}, {"stat": {"question_id": 781, "question__article__live": true, "question__article__slug": "basic-calculator-iv", "question__title": "Basic Calculator IV", "question__title_slug": "basic-calculator-iv", "question__hide": false, "total_acs": 3806, "total_submitted": 7887, "frontend_question_id": 770, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.662587827025453, "progress": 52.65810687170125}, {"stat": {"question_id": 780, "question__article__live": true, "question__article__slug": "max-chunks-to-make-sorted-i", "question__title": "Max Chunks To Make Sorted", "question__title_slug": "max-chunks-to-make-sorted", "question__hide": false, "total_acs": 39127, "total_submitted": 71378, "frontend_question_id": 769, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.3798243100052046, "progress": 27.288841045141204}, {"stat": {"question_id": 779, "question__article__live": true, "question__article__slug": "max-chunks-to-make-sorted-ii", "question__title": "Max Chunks To Make Sorted II", "question__title_slug": "max-chunks-to-make-sorted-ii", "question__hide": false, "total_acs": 21456, "total_submitted": 44012, "frontend_question_id": 768, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.21825356602001797, "progress": 4.316409580168243}, {"stat": {"question_id": 778, "question__article__live": true, "question__article__slug": "reorganized-string", "question__title": "Reorganize String", "question__title_slug": "reorganize-string", "question__hide": false, "total_acs": 87776, "total_submitted": 179995, "frontend_question_id": 767, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.91720948973806, "progress": 57.69376976735475}, {"stat": {"question_id": 777, "question__article__live": true, "question__article__slug": "toeplitz-matrix", "question__title": "Toeplitz Matrix", "question__title_slug": "toeplitz-matrix", "question__hide": false, "total_acs": 100947, "total_submitted": 155122, "frontend_question_id": 766, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.33500106673234, "progress": 26.40236995463238}, {"stat": {"question_id": 776, "question__article__live": true, "question__article__slug": "n-ary-tree-postorder-traversal", "question__title": "N-ary Tree Postorder Traversal", "question__title_slug": "n-ary-tree-postorder-traversal", "question__hide": false, "total_acs": 98379, "total_submitted": 136240, "frontend_question_id": 590, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.2137611525422961, "progress": 4.227562937582174}, {"stat": {"question_id": 775, "question__article__live": true, "question__article__slug": "n-ary-tree-preorder-traversal", "question__title": "N-ary Tree Preorder Traversal", "question__title_slug": "n-ary-tree-preorder-traversal", "question__hide": false, "total_acs": 111413, "total_submitted": 154345, "frontend_question_id": 589, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.040418613448025845, "progress": 0.7993605487672728}, {"stat": {"question_id": 774, "question__article__live": true, "question__article__slug": "maximum-depth-of-n-ary-tree", "question__title": "Maximum Depth of N-ary Tree", "question__title_slug": "maximum-depth-of-n-ary-tree", "question__hide": false, "total_acs": 119549, "total_submitted": 174022, "frontend_question_id": 559, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.24743893899472638, "progress": 4.89360987891278}, {"stat": {"question_id": 773, "question__article__live": null, "question__article__slug": null, "question__title": "Logical OR of Two Binary Grids Represented as Quad-Trees", "question__title_slug": "logical-or-of-two-binary-grids-represented-as-quad-trees", "question__hide": false, "total_acs": 8760, "total_submitted": 19626, "frontend_question_id": 558, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.5108256237659907, "progress": 10.10261896942709}, {"stat": {"question_id": 772, "question__article__live": null, "question__article__slug": null, "question__title": "Construct Quad Tree", "question__title_slug": "construct-quad-tree", "question__hide": false, "total_acs": 22438, "total_submitted": 36517, "frontend_question_id": 427, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.5157054347713932, "progress": 29.976167531486077}, {"stat": {"question_id": 771, "question__article__live": true, "question__article__slug": "encode-n-ary-tree-to-binary-tree", "question__title": "Encode N-ary Tree to Binary Tree", "question__title_slug": "encode-n-ary-tree-to-binary-tree", "question__hide": false, "total_acs": 6607, "total_submitted": 9327, "frontend_question_id": 431, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0.35774963506849783, "progress": 7.075228965421465}, {"stat": {"question_id": 770, "question__article__live": true, "question__article__slug": "couples-holding-hands", "question__title": "Couples Holding Hands", "question__title_slug": "couples-holding-hands", "question__hide": false, "total_acs": 26252, "total_submitted": 48272, "frontend_question_id": 765, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.2410805926410113, "progress": 24.5449009495002}, {"stat": {"question_id": 769, "question__article__live": true, "question__article__slug": "largest-plus-sign", "question__title": "Largest Plus Sign", "question__title_slug": "largest-plus-sign", "question__hide": false, "total_acs": 21379, "total_submitted": 46525, "frontend_question_id": 764, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.2646925542270822, "progress": 5.234835323424631}, {"stat": {"question_id": 768, "question__article__live": true, "question__article__slug": "partition-labels", "question__title": "Partition Labels", "question__title_slug": "partition-labels", "question__hide": false, "total_acs": 139017, "total_submitted": 182292, "frontend_question_id": 763, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 4.061297823433076, "progress": 80.32045089872719}, {"stat": {"question_id": 767, "question__article__live": true, "question__article__slug": "prime-number-of-set-bits-in-binary-representation", "question__title": "Prime Number of Set Bits in Binary Representation", "question__title_slug": "prime-number-of-set-bits-in-binary-representation", "question__hide": false, "total_acs": 46174, "total_submitted": 72968, "frontend_question_id": 762, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.2561688067457042, "progress": 5.066260825612392}, {"stat": {"question_id": 766, "question__article__live": true, "question__article__slug": "flatten-a-multilevel-doubly-linked-list", "question__title": "Flatten a Multilevel Doubly Linked List", "question__title_slug": "flatten-a-multilevel-doubly-linked-list", "question__hide": false, "total_acs": 116578, "total_submitted": 210283, "frontend_question_id": 430, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.03434986824965, "progress": 40.233419416026415}, {"stat": {"question_id": 765, "question__article__live": true, "question__article__slug": "serialize-and-deserialize-n-ary-tree", "question__title": "Serialize and Deserialize N-ary Tree", "question__title_slug": "serialize-and-deserialize-n-ary-tree", "question__hide": false, "total_acs": 32978, "total_submitted": 55482, "frontend_question_id": 428, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 2.506885556506776, "progress": 49.57877678616614}, {"stat": {"question_id": 764, "question__article__live": true, "question__article__slug": "n-ary-tree-level-order-traversal", "question__title": "N-ary Tree Level Order Traversal", "question__title_slug": "n-ary-tree-level-order-traversal", "question__hide": false, "total_acs": 79599, "total_submitted": 122276, "frontend_question_id": 429, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.20236848873924537, "progress": 4.002249765935697}, {"stat": {"question_id": 763, "question__article__live": true, "question__article__slug": "special-binary-string", "question__title": "Special Binary String", "question__title_slug": "special-binary-string", "question__hide": false, "total_acs": 8063, "total_submitted": 14701, "frontend_question_id": 761, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 762, "question__article__live": true, "question__article__slug": "find-anagram-mappings", "question__title": "Find Anagram Mappings", "question__title_slug": "find-anagram-mappings", "question__hide": false, "total_acs": 60454, "total_submitted": 74523, "frontend_question_id": 760, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 761, "question__article__live": true, "question__article__slug": "employee-free-time", "question__title": "Employee Free Time", "question__title_slug": "employee-free-time", "question__hide": false, "total_acs": 41146, "total_submitted": 62038, "frontend_question_id": 759, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 3.0978862147938084, "progress": 61.26702064781242}, {"stat": {"question_id": 760, "question__article__live": true, "question__article__slug": "bold-words-in-string", "question__title": "Bold Words in String", "question__title_slug": "bold-words-in-string", "question__hide": false, "total_acs": 11116, "total_submitted": 24142, "frontend_question_id": 758, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.3030501026800949, "progress": 5.99343410663611}, {"stat": {"question_id": 759, "question__article__live": true, "question__article__slug": "set-intersection-size-at-least-two", "question__title": "Set Intersection Size At Least Two", "question__title_slug": "set-intersection-size-at-least-two", "question__hide": false, "total_acs": 7952, "total_submitted": 19803, "frontend_question_id": 757, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.0576858609588922, "progress": 20.91789594234041}, {"stat": {"question_id": 758, "question__article__live": true, "question__article__slug": "convert-binary-search-tree-to-sorted-doubly-linked-list", "question__title": "Convert Binary Search Tree to Sorted Doubly Linked List", "question__title_slug": "convert-binary-search-tree-to-sorted-doubly-linked-list", "question__hide": false, "total_acs": 81397, "total_submitted": 137476, "frontend_question_id": 426, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 2.0104967367169633, "progress": 39.76167507139903}, {"stat": {"question_id": 757, "question__article__live": true, "question__article__slug": "pyramid-transition-matrix", "question__title": "Pyramid Transition Matrix", "question__title_slug": "pyramid-transition-matrix", "question__hide": false, "total_acs": 20936, "total_submitted": 38279, "frontend_question_id": 756, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.6719663584804982, "progress": 13.289505780766772}, {"stat": {"question_id": 756, "question__article__live": true, "question__article__slug": "pour-water", "question__title": "Pour Water", "question__title_slug": "pour-water", "question__hide": false, "total_acs": 21262, "total_submitted": 49000, "frontend_question_id": 755, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 755, "question__article__live": true, "question__article__slug": "reach-a-number", "question__title": "Reach a Number", "question__title_slug": "reach-a-number", "question__hide": false, "total_acs": 16909, "total_submitted": 48648, "frontend_question_id": 754, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.085189268335969, "progress": 21.46183193960515}, {"stat": {"question_id": 754, "question__article__live": true, "question__article__slug": "cracking-the-safe", "question__title": "Cracking the Safe", "question__title_slug": "cracking-the-safe", "question__hide": false, "total_acs": 28167, "total_submitted": 55707, "frontend_question_id": 753, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.37147927533475, "progress": 27.1238009578004}, {"stat": {"question_id": 753, "question__article__live": true, "question__article__slug": "open-the-lock", "question__title": "Open the Lock", "question__title_slug": "open-the-lock", "question__hide": false, "total_acs": 64238, "total_submitted": 123873, "frontend_question_id": 752, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.5935188168264198, "progress": 31.515085927608876}, {"stat": {"question_id": 752, "question__article__live": true, "question__article__slug": "ip-to-cidr", "question__title": "IP to CIDR", "question__title_slug": "ip-to-cidr", "question__hide": false, "total_acs": 10739, "total_submitted": 17426, "frontend_question_id": 751, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.007640510462383, "progress": 19.928147026594413}, {"stat": {"question_id": 751, "question__article__live": true, "question__article__slug": "number-of-corner-rectangles", "question__title": "Number Of Corner Rectangles", "question__title_slug": "number-of-corner-rectangles", "question__hide": false, "total_acs": 26459, "total_submitted": 39841, "frontend_question_id": 750, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 750, "question__article__live": true, "question__article__slug": "contain-virus", "question__title": "Contain Virus", "question__title_slug": "contain-virus", "question__hide": false, "total_acs": 4780, "total_submitted": 10552, "frontend_question_id": 749, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.8602012652231115, "progress": 17.012235125364835}, {"stat": {"question_id": 749, "question__article__live": true, "question__article__slug": "shortest-completing-word", "question__title": "Shortest Completing Word", "question__title_slug": "shortest-completing-word", "question__hide": false, "total_acs": 33652, "total_submitted": 59276, "frontend_question_id": 748, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 748, "question__article__live": true, "question__article__slug": "largest-number-at-least-twice-of-others", "question__title": "Largest Number At Least Twice of Others", "question__title_slug": "largest-number-at-least-twice-of-others", "question__hide": false, "total_acs": 91618, "total_submitted": 217826, "frontend_question_id": 747, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 747, "question__article__live": true, "question__article__slug": "min-cost-climbing-stairs", "question__title": "Min Cost Climbing Stairs", "question__title_slug": "min-cost-climbing-stairs", "question__hide": false, "total_acs": 170085, "total_submitted": 337699, "frontend_question_id": 746, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.0038315710768986, "progress": 19.852817478703884}, {"stat": {"question_id": 746, "question__article__live": true, "question__article__slug": "prefix-and-suffix-search", "question__title": "Prefix and Suffix Search", "question__title_slug": "prefix-and-suffix-search", "question__hide": false, "total_acs": 19182, "total_submitted": 56093, "frontend_question_id": 745, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 745, "question__article__live": true, "question__article__slug": "find-smallest-letter-greater-than-target", "question__title": "Find Smallest Letter Greater Than Target", "question__title_slug": "find-smallest-letter-greater-than-target", "question__hide": false, "total_acs": 78397, "total_submitted": 172516, "frontend_question_id": 744, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.060218859993054756, "progress": 1.1909508234884525}, {"stat": {"question_id": 744, "question__article__live": true, "question__article__slug": "network-delay-time", "question__title": "Network Delay Time", "question__title_slug": "network-delay-time", "question__hide": false, "total_acs": 107050, "total_submitted": 237991, "frontend_question_id": 743, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.3547365207121784, "progress": 26.79267882417787}, {"stat": {"question_id": 743, "question__article__live": true, "question__article__slug": "closest-leaf-in-binary-tree", "question__title": "Closest Leaf in a Binary Tree", "question__title_slug": "closest-leaf-in-a-binary-tree", "question__hide": false, "total_acs": 21123, "total_submitted": 48421, "frontend_question_id": 742, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.7997569156182036, "progress": 15.81682478472585}, {"stat": {"question_id": 742, "question__article__live": true, "question__article__slug": "to-lower-case", "question__title": "To Lower Case", "question__title_slug": "to-lower-case", "question__hide": false, "total_acs": 218454, "total_submitted": 275271, "frontend_question_id": 709, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.18773871718936547, "progress": 3.7129161837857376}, {"stat": {"question_id": 741, "question__article__live": true, "question__article__slug": "cherry-pickup", "question__title": "Cherry Pickup", "question__title_slug": "cherry-pickup", "question__hide": false, "total_acs": 26390, "total_submitted": 77666, "frontend_question_id": 741, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.151543129211558, "progress": 42.55115526599067}, {"stat": {"question_id": 740, "question__article__live": true, "question__article__slug": "delete-and-earn", "question__title": "Delete and Earn", "question__title_slug": "delete-and-earn", "question__hide": false, "total_acs": 39659, "total_submitted": 81474, "frontend_question_id": 740, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.7892663128150188, "progress": 15.609351709865512}, {"stat": {"question_id": 739, "question__article__live": true, "question__article__slug": "daily-temperatures", "question__title": "Daily Temperatures", "question__title_slug": "daily-temperatures", "question__hide": false, "total_acs": 171820, "total_submitted": 270959, "frontend_question_id": 739, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.800202718522696, "progress": 55.379722132631436}, {"stat": {"question_id": 738, "question__article__live": true, "question__article__slug": "monotone-increasing-digits", "question__title": "Monotone Increasing Digits", "question__title_slug": "monotone-increasing-digits", "question__hide": false, "total_acs": 22327, "total_submitted": 50240, "frontend_question_id": 738, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.28978070910870213, "progress": 5.731004774648336}, {"stat": {"question_id": 737, "question__article__live": true, "question__article__slug": "sentence-similarity-ii", "question__title": "Sentence Similarity II", "question__title_slug": "sentence-similarity-ii", "question__hide": false, "total_acs": 42152, "total_submitted": 91906, "frontend_question_id": 737, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.0667370801376608, "progress": 21.096902269191702}, {"stat": {"question_id": 736, "question__article__live": true, "question__article__slug": "parse-lisp-expression", "question__title": "Parse Lisp Expression", "question__title_slug": "parse-lisp-expression", "question__hide": false, "total_acs": 12090, "total_submitted": 25384, "frontend_question_id": 736, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.5441973905656994, "progress": 30.539654090679306}, {"stat": {"question_id": 735, "question__article__live": true, "question__article__slug": "asteroid-collision", "question__title": "Asteroid Collision", "question__title_slug": "asteroid-collision", "question__hide": false, "total_acs": 64172, "total_submitted": 156265, "frontend_question_id": 735, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.7898131722337456, "progress": 55.17424765653003}, {"stat": {"question_id": 734, "question__article__live": true, "question__article__slug": "sentence-similarity", "question__title": "Sentence Similarity", "question__title_slug": "sentence-similarity", "question__hide": false, "total_acs": 35023, "total_submitted": 83178, "frontend_question_id": 734, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.11216225709564905, "progress": 2.2182374835357717}, {"stat": {"question_id": 733, "question__article__live": true, "question__article__slug": "flood-fill", "question__title": "Flood Fill", "question__title_slug": "flood-fill", "question__hide": false, "total_acs": 176869, "total_submitted": 319626, "frontend_question_id": 733, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.9184397151597246, "progress": 37.941059642210696}, {"stat": {"question_id": 732, "question__article__live": true, "question__article__slug": "my-calendar-iii", "question__title": "My Calendar III", "question__title_slug": "my-calendar-iii", "question__hide": false, "total_acs": 21292, "total_submitted": 35450, "frontend_question_id": 732, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.7202039819474586, "progress": 14.243503206120359}, {"stat": {"question_id": 731, "question__article__live": true, "question__article__slug": "my-calendar-ii", "question__title": "My Calendar II", "question__title_slug": "my-calendar-ii", "question__hide": false, "total_acs": 42708, "total_submitted": 86830, "frontend_question_id": 731, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.46505720531040995, "progress": 9.197455111198545}, {"stat": {"question_id": 730, "question__article__live": true, "question__article__slug": "count-different-palindromic-subsequences", "question__title": "Count Different Palindromic Subsequences", "question__title_slug": "count-different-palindromic-subsequences", "question__hide": false, "total_acs": 15332, "total_submitted": 36638, "frontend_question_id": 730, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.7781166928242684, "progress": 35.16588556843922}, {"stat": {"question_id": 729, "question__article__live": true, "question__article__slug": "my-calendar-i", "question__title": "My Calendar I", "question__title_slug": "my-calendar-i", "question__hide": false, "total_acs": 60888, "total_submitted": 117399, "frontend_question_id": 729, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.8039145068810092, "progress": 35.67608997779902}, {"stat": {"question_id": 728, "question__article__live": true, "question__article__slug": "self-dividing-numbers", "question__title": "Self Dividing Numbers", "question__title_slug": "self-dividing-numbers", "question__hide": false, "total_acs": 129777, "total_submitted": 174431, "frontend_question_id": 728, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.15025203941160098, "progress": 2.9715406450521265}, {"stat": {"question_id": 727, "question__article__live": true, "question__article__slug": "minimum-window-subsequence", "question__title": "Minimum Window Subsequence", "question__title_slug": "minimum-window-subsequence", "question__hide": false, "total_acs": 40344, "total_submitted": 96482, "frontend_question_id": 727, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 2.251967121712862, "progress": 44.53724461708799}, {"stat": {"question_id": 726, "question__article__live": true, "question__article__slug": "number-of-atoms", "question__title": "Number of Atoms", "question__title_slug": "number-of-atoms", "question__hide": false, "total_acs": 22123, "total_submitted": 44973, "frontend_question_id": 726, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.60447863907475, "progress": 31.731838774365546}, {"stat": {"question_id": 725, "question__article__live": true, "question__article__slug": "split-linked-list-in-parts", "question__title": "Split Linked List in Parts", "question__title_slug": "split-linked-list-in-parts", "question__hide": false, "total_acs": 50092, "total_submitted": 95891, "frontend_question_id": 725, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.10711776476069794, "progress": 2.118472355117796}, {"stat": {"question_id": 724, "question__article__live": true, "question__article__slug": "find-pivot-index", "question__title": "Find Pivot Index", "question__title_slug": "find-pivot-index", "question__hide": false, "total_acs": 141865, "total_submitted": 321873, "frontend_question_id": 724, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.5652514504440622, "progress": 30.956041082276347}, {"stat": {"question_id": 723, "question__article__live": true, "question__article__slug": "candy-crush", "question__title": "Candy Crush", "question__title_slug": "candy-crush", "question__hide": false, "total_acs": 22311, "total_submitted": 32106, "frontend_question_id": 723, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.7614879208901775, "progress": 34.83701767504517}, {"stat": {"question_id": 722, "question__article__live": true, "question__article__slug": "remove-comments", "question__title": "Remove Comments", "question__title_slug": "remove-comments", "question__hide": false, "total_acs": 28910, "total_submitted": 83510, "frontend_question_id": 722, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.040135171753193, "progress": 40.347835596812125}, {"stat": {"question_id": 721, "question__article__live": true, "question__article__slug": "accounts-merge", "question__title": "Accounts Merge", "question__title_slug": "accounts-merge", "question__hide": false, "total_acs": 89068, "total_submitted": 182151, "frontend_question_id": 721, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.463801471377307, "progress": 48.72670109642201}, {"stat": {"question_id": 720, "question__article__live": true, "question__article__slug": "longest-word-in-dictionary", "question__title": "Longest Word in Dictionary", "question__title_slug": "longest-word-in-dictionary", "question__hide": false, "total_acs": 63896, "total_submitted": 132251, "frontend_question_id": 720, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": true, "frequency": 0.4350563082827235, "progress": 8.604126160357625}, {"stat": {"question_id": 719, "question__article__live": true, "question__article__slug": "find-k-th-smallest-pair-distance", "question__title": "Find K-th Smallest Pair Distance", "question__title_slug": "find-k-th-smallest-pair-distance", "question__hide": false, "total_acs": 34135, "total_submitted": 107942, "frontend_question_id": 719, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.5495287832115232, "progress": 10.868052915180595}, {"stat": {"question_id": 718, "question__article__live": true, "question__article__slug": "maximum-length-of-repeated-subarray", "question__title": "Maximum Length of Repeated Subarray", "question__title_slug": "maximum-length-of-repeated-subarray", "question__hide": false, "total_acs": 66034, "total_submitted": 133600, "frontend_question_id": 718, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.5959646547303685, "progress": 31.563457362507563}, {"stat": {"question_id": 717, "question__article__live": true, "question__article__slug": "1-bit-and-2-bit-characters", "question__title": "1-bit and 2-bit Characters", "question__title_slug": "1-bit-and-2-bit-characters", "question__hide": false, "total_acs": 68151, "total_submitted": 140119, "frontend_question_id": 717, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.4604424960017528, "progress": 9.106189819030295}, {"stat": {"question_id": 716, "question__article__live": true, "question__article__slug": "max-stack", "question__title": "Max Stack", "question__title_slug": "max-stack", "question__hide": false, "total_acs": 56526, "total_submitted": 132720, "frontend_question_id": 716, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 1.9978916747157283, "progress": 39.51238425167536}, {"stat": {"question_id": 715, "question__article__live": true, "question__article__slug": "range-module", "question__title": "Range Module", "question__title_slug": "range-module", "question__hide": false, "total_acs": 18710, "total_submitted": 48551, "frontend_question_id": 715, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.462343453261957, "progress": 28.920825470394778}, {"stat": {"question_id": 714, "question__article__live": true, "question__article__slug": "best-time-to-buy-and-sell-stock-with-transaction-fee", "question__title": "Best Time to Buy and Sell Stock with Transaction Fee", "question__title_slug": "best-time-to-buy-and-sell-stock-with-transaction-fee", "question__hide": false, "total_acs": 72365, "total_submitted": 131996, "frontend_question_id": 714, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.325422400434628, "progress": 6.43589194189176}, {"stat": {"question_id": 713, "question__article__live": true, "question__article__slug": "subarray-product-less-than-k", "question__title": "Subarray Product Less Than K", "question__title_slug": "subarray-product-less-than-k", "question__hide": false, "total_acs": 63259, "total_submitted": 161548, "frontend_question_id": 713, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.3622932090203477, "progress": 26.942127753707545}, {"stat": {"question_id": 712, "question__article__live": true, "question__article__slug": "minimum-ascii-delete-sum-for-two-strings", "question__title": "Minimum ASCII Delete Sum for Two Strings", "question__title_slug": "minimum-ascii-delete-sum-for-two-strings", "question__hide": false, "total_acs": 36535, "total_submitted": 62388, "frontend_question_id": 712, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.2164748391191717, "progress": 4.281231626491136}, {"stat": {"question_id": 711, "question__article__live": true, "question__article__slug": "number-of-distinct-islands-ii", "question__title": "Number of Distinct Islands II", "question__title_slug": "number-of-distinct-islands-ii", "question__hide": false, "total_acs": 5809, "total_submitted": 12228, "frontend_question_id": 711, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 699, "question__article__live": true, "question__article__slug": "falling-squares", "question__title": "Falling Squares", "question__title_slug": "falling-squares", "question__hide": false, "total_acs": 13442, "total_submitted": 32102, "frontend_question_id": 699, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 698, "question__article__live": true, "question__article__slug": "partition-to-k-equal-sum-subsets", "question__title": "Partition to K Equal Sum Subsets", "question__title_slug": "partition-to-k-equal-sum-subsets", "question__hide": false, "total_acs": 90982, "total_submitted": 202434, "frontend_question_id": 698, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.358147611776064, "progress": 46.63718045270099}, {"stat": {"question_id": 697, "question__article__live": true, "question__article__slug": "degree-of-an-array", "question__title": "Degree of an Array", "question__title_slug": "degree-of-an-array", "question__hide": false, "total_acs": 86650, "total_submitted": 160863, "frontend_question_id": 697, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.3199304667952207, "progress": 26.104318091683677}, {"stat": {"question_id": 696, "question__article__live": true, "question__article__slug": "count-binary-substrings", "question__title": "Count Binary Substrings", "question__title_slug": "count-binary-substrings", "question__hide": false, "total_acs": 47026, "total_submitted": 83820, "frontend_question_id": 696, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.22067136216882066, "progress": 4.364226432144118}, {"stat": {"question_id": 695, "question__article__live": true, "question__article__slug": "max-area-of-island", "question__title": "Max Area of Island", "question__title_slug": "max-area-of-island", "question__hide": false, "total_acs": 163338, "total_submitted": 259995, "frontend_question_id": 695, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.7036871347506612, "progress": 53.47092953864957}, {"stat": {"question_id": 694, "question__article__live": true, "question__article__slug": "number-of-distinct-islands", "question__title": "Number of Distinct Islands", "question__title_slug": "number-of-distinct-islands", "question__hide": false, "total_acs": 62350, "total_submitted": 111158, "frontend_question_id": 694, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.888646121865739, "progress": 37.351830545674424}, {"stat": {"question_id": 693, "question__article__live": true, "question__article__slug": "binary-number-with-alternating-bits", "question__title": "Binary Number with Alternating Bits", "question__title_slug": "binary-number-with-alternating-bits", "question__hide": false, "total_acs": 63010, "total_submitted": 105984, "frontend_question_id": 693, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 692, "question__article__live": true, "question__article__slug": "top-k-frequent-words", "question__title": "Top K Frequent Words", "question__title_slug": "top-k-frequent-words", "question__hide": false, "total_acs": 191255, "total_submitted": 368393, "frontend_question_id": 692, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 4.039459844116607, "progress": 79.8885603007771}, {"stat": {"question_id": 691, "question__article__live": true, "question__article__slug": "stickers-to-spell-word", "question__title": "Stickers to Spell Word", "question__title_slug": "stickers-to-spell-word", "question__hide": false, "total_acs": 15925, "total_submitted": 37065, "frontend_question_id": 691, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.23090555664969895, "progress": 4.5666285092699335}, {"stat": {"question_id": 690, "question__article__live": true, "question__article__slug": "employee-importance", "question__title": "Employee Importance", "question__title_slug": "employee-importance", "question__hide": false, "total_acs": 78402, "total_submitted": 136764, "frontend_question_id": 690, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.29234892043446004, "progress": 5.781796393647045}, {"stat": {"question_id": 689, "question__article__live": true, "question__article__slug": "maximum-sum-of-3-non-overlapping-intervals", "question__title": "Maximum Sum of 3 Non-Overlapping Subarrays", "question__title_slug": "maximum-sum-of-3-non-overlapping-subarrays", "question__hide": false, "total_acs": 44244, "total_submitted": 95447, "frontend_question_id": 689, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.7142181841209059, "progress": 33.90216218395917}, {"stat": {"question_id": 688, "question__article__live": true, "question__article__slug": "knight-probability-in-chessboard", "question__title": "Knight Probability in Chessboard", "question__title_slug": "knight-probability-in-chessboard", "question__hide": false, "total_acs": 44628, "total_submitted": 91133, "frontend_question_id": 688, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.6031163983062706, "progress": 31.704897683730533}, {"stat": {"question_id": 687, "question__article__live": true, "question__article__slug": "longest-univalue-path", "question__title": "Longest Univalue Path", "question__title_slug": "longest-univalue-path", "question__hide": false, "total_acs": 94992, "total_submitted": 261970, "frontend_question_id": 687, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.851211093794378, "progress": 16.834436142328833}, {"stat": {"question_id": 686, "question__article__live": true, "question__article__slug": "repeated-string-match", "question__title": "Repeated String Match", "question__title_slug": "repeated-string-match", "question__hide": false, "total_acs": 94513, "total_submitted": 292256, "frontend_question_id": 686, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.4703065881372266, "progress": 29.078312710079253}, {"stat": {"question_id": 685, "question__article__live": true, "question__article__slug": "redundant-connection-ii", "question__title": "Redundant Connection II", "question__title_slug": "redundant-connection-ii", "question__hide": false, "total_acs": 35631, "total_submitted": 109776, "frontend_question_id": 685, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.7010523600670585, "progress": 13.864740807558967}, {"stat": {"question_id": 684, "question__article__live": true, "question__article__slug": "redundant-connection", "question__title": "Redundant Connection", "question__title_slug": "redundant-connection", "question__hide": false, "total_acs": 99352, "total_submitted": 172714, "frontend_question_id": 684, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.5562715975442623, "progress": 11.001405826264124}, {"stat": {"question_id": 683, "question__article__live": true, "question__article__slug": "k-empty-slots", "question__title": "K Empty Slots", "question__title_slug": "k-empty-slots", "question__hide": false, "total_acs": 46415, "total_submitted": 130149, "frontend_question_id": 683, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0.12026486639314354, "progress": 2.378483114495395}, {"stat": {"question_id": 682, "question__article__live": true, "question__article__slug": "baseball-game", "question__title": "Baseball Game", "question__title_slug": "baseball-game", "question__hide": false, "total_acs": 79814, "total_submitted": 125152, "frontend_question_id": 682, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.0792654544101508, "progress": 21.34467643261018}, {"stat": {"question_id": 681, "question__article__live": true, "question__article__slug": "next-closest-time", "question__title": "Next Closest Time", "question__title_slug": "next-closest-time", "question__hide": false, "total_acs": 65919, "total_submitted": 146425, "frontend_question_id": 681, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.1465751810719564, "progress": 22.675863612272924}, {"stat": {"question_id": 680, "question__article__live": true, "question__article__slug": "valid-palindrome-ii", "question__title": "Valid Palindrome II", "question__title_slug": "valid-palindrome-ii", "question__hide": false, "total_acs": 184478, "total_submitted": 503108, "frontend_question_id": 680, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 3.296376350349341, "progress": 65.19256806636966}, {"stat": {"question_id": 679, "question__article__live": true, "question__article__slug": "24-game", "question__title": "24 Game", "question__title_slug": "24-game", "question__hide": false, "total_acs": 41441, "total_submitted": 89211, "frontend_question_id": 679, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.219571876028216, "progress": 43.89656253626331}, {"stat": {"question_id": 678, "question__article__live": true, "question__article__slug": "valid-parenthesis-string", "question__title": "Valid Parenthesis String", "question__title_slug": "valid-parenthesis-string", "question__hide": false, "total_acs": 114867, "total_submitted": 369959, "frontend_question_id": 678, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.127195972975736, "progress": 42.069640574878974}, {"stat": {"question_id": 677, "question__article__live": true, "question__article__slug": "map-sum-pairs", "question__title": "Map Sum Pairs", "question__title_slug": "map-sum-pairs", "question__hide": false, "total_acs": 41962, "total_submitted": 78413, "frontend_question_id": 677, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.22990577318615216, "progress": 4.546855751377165}, {"stat": {"question_id": 676, "question__article__live": true, "question__article__slug": "implement-magic-dictionary", "question__title": "Implement Magic Dictionary", "question__title_slug": "implement-magic-dictionary", "question__hide": false, "total_acs": 41340, "total_submitted": 75774, "frontend_question_id": 676, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.4737843520856416, "progress": 9.370052245051054}, {"stat": {"question_id": 675, "question__article__live": true, "question__article__slug": "cutoff-trees-for-golf-event", "question__title": "Cut Off Trees for Golf Event", "question__title_slug": "cut-off-trees-for-golf-event", "question__hide": false, "total_acs": 33423, "total_submitted": 96581, "frontend_question_id": 675, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.11136340462204937, "progress": 2.2024385459373343}, {"stat": {"question_id": 674, "question__article__live": true, "question__article__slug": "longest-continuous-increasing-subsequence", "question__title": "Longest Continuous Increasing Subsequence", "question__title_slug": "longest-continuous-increasing-subsequence", "question__hide": false, "total_acs": 116160, "total_submitted": 253094, "frontend_question_id": 674, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.9174341237143296, "progress": 18.14413167668739}, {"stat": {"question_id": 673, "question__article__live": true, "question__article__slug": "number-of-longest-increasing-subsequence", "question__title": "Number of Longest Increasing Subsequence", "question__title_slug": "number-of-longest-increasing-subsequence", "question__hide": false, "total_acs": 52918, "total_submitted": 147863, "frontend_question_id": 673, "is_new_question": false}, "status": "notac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.5814918752865674, "progress": 11.500188276633825}, {"stat": {"question_id": 672, "question__article__live": true, "question__article__slug": "bulb-switcher-ii", "question__title": "Bulb Switcher II", "question__title_slug": "bulb-switcher-ii", "question__hide": false, "total_acs": 12880, "total_submitted": 25309, "frontend_question_id": 672, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 671, "question__article__live": true, "question__article__slug": "second-minimum-node-in-a-binary-tree", "question__title": "Second Minimum Node In a Binary Tree", "question__title_slug": "second-minimum-node-in-a-binary-tree", "question__hide": false, "total_acs": 80738, "total_submitted": 189022, "frontend_question_id": 671, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.27549355590928376, "progress": 5.448447169437686}, {"stat": {"question_id": 670, "question__article__live": true, "question__article__slug": "maximum-swap", "question__title": "Maximum Swap", "question__title_slug": "maximum-swap", "question__hide": false, "total_acs": 72416, "total_submitted": 165419, "frontend_question_id": 670, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.0404003144446294, "progress": 40.353079334517304}, {"stat": {"question_id": 669, "question__article__live": true, "question__article__slug": "trim-a-binary-search-tree", "question__title": "Trim a Binary Search Tree", "question__title_slug": "trim-a-binary-search-tree", "question__hide": false, "total_acs": 107193, "total_submitted": 170100, "frontend_question_id": 669, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.132385312397549, "progress": 22.395230007038155}, {"stat": {"question_id": 668, "question__article__live": true, "question__article__slug": "kth-smallest-number-in-multiplication-table", "question__title": "Kth Smallest Number in Multiplication Table", "question__title_slug": "kth-smallest-number-in-multiplication-table", "question__hide": false, "total_acs": 21381, "total_submitted": 46553, "frontend_question_id": 668, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.13767409129953323, "progress": 2.7227860578083662}, {"stat": {"question_id": 667, "question__article__live": true, "question__article__slug": "beautiful-arrangement-ii", "question__title": "Beautiful Arrangement II", "question__title_slug": "beautiful-arrangement-ii", "question__hide": false, "total_acs": 24339, "total_submitted": 44819, "frontend_question_id": 667, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 666, "question__article__live": true, "question__article__slug": "path-sum-iv", "question__title": "Path Sum IV", "question__title_slug": "path-sum-iv", "question__hide": false, "total_acs": 12550, "total_submitted": 22909, "frontend_question_id": 666, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 665, "question__article__live": true, "question__article__slug": "non-decreasing-array", "question__title": "Non-decreasing Array", "question__title_slug": "non-decreasing-array", "question__hide": false, "total_acs": 99387, "total_submitted": 508709, "frontend_question_id": 665, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.2481282486488057, "progress": 24.684282726689503}, {"stat": {"question_id": 664, "question__article__live": true, "question__article__slug": "strange-printer", "question__title": "Strange Printer", "question__title_slug": "strange-printer", "question__hide": false, "total_acs": 14807, "total_submitted": 36773, "frontend_question_id": 664, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.19671029424605424, "progress": 3.8903474251756593}, {"stat": {"question_id": 663, "question__article__live": true, "question__article__slug": "equal-tree-partition", "question__title": "Equal Tree Partition", "question__title_slug": "equal-tree-partition", "question__hide": false, "total_acs": 18909, "total_submitted": 47849, "frontend_question_id": 663, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 662, "question__article__live": true, "question__article__slug": "maximum-width-of-binary-tree", "question__title": "Maximum Width of Binary Tree", "question__title_slug": "maximum-width-of-binary-tree", "question__hide": false, "total_acs": 92185, "total_submitted": 225487, "frontend_question_id": 662, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.5089047362657395, "progress": 29.841669842779595}, {"stat": {"question_id": 661, "question__article__live": true, "question__article__slug": "image-smoother", "question__title": "Image Smoother", "question__title_slug": "image-smoother", "question__hide": false, "total_acs": 49212, "total_submitted": 95460, "frontend_question_id": 661, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.22942749087274417, "progress": 4.537396742769581}, {"stat": {"question_id": 660, "question__article__live": true, "question__article__slug": "remove-9", "question__title": "Remove 9", "question__title_slug": "remove-9", "question__hide": false, "total_acs": 6953, "total_submitted": 13025, "frontend_question_id": 660, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 659, "question__article__live": true, "question__article__slug": "split-array-into-consecutive-subsequences", "question__title": "Split Array into Consecutive Subsequences", "question__title_slug": "split-array-into-consecutive-subsequences", "question__hide": false, "total_acs": 46855, "total_submitted": 107113, "frontend_question_id": 659, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.8663868691196042, "progress": 36.91160840611043}, {"stat": {"question_id": 658, "question__article__live": true, "question__article__slug": "find-k-closest-elements", "question__title": "Find K Closest Elements", "question__title_slug": "find-k-closest-elements", "question__hide": false, "total_acs": 111049, "total_submitted": 271363, "frontend_question_id": 658, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.9784083713354133, "progress": 39.127062174709145}, {"stat": {"question_id": 657, "question__article__live": true, "question__article__slug": "judge-route-circle", "question__title": "Robot Return to Origin", "question__title_slug": "robot-return-to-origin", "question__hide": false, "total_acs": 241901, "total_submitted": 328800, "frontend_question_id": 657, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.5004882085330697, "progress": 9.898175491323897}, {"stat": {"question_id": 656, "question__article__live": true, "question__article__slug": "coin-path", "question__title": "Coin Path", "question__title_slug": "coin-path", "question__hide": false, "total_acs": 9299, "total_submitted": 32038, "frontend_question_id": 656, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 655, "question__article__live": true, "question__article__slug": "print-binary-tree", "question__title": "Print Binary Tree", "question__title_slug": "print-binary-tree", "question__hide": false, "total_acs": 32998, "total_submitted": 59973, "frontend_question_id": 655, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.2520218920528967, "progress": 4.984247126434012}, {"stat": {"question_id": 654, "question__article__live": true, "question__article__slug": "maximum-binary-tree", "question__title": "Maximum Binary Tree", "question__title_slug": "maximum-binary-tree", "question__hide": false, "total_acs": 136297, "total_submitted": 170495, "frontend_question_id": 654, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.6881552453661433, "progress": 13.609674049811451}, {"stat": {"question_id": 653, "question__article__live": true, "question__article__slug": "two-sum-iv", "question__title": "Two Sum IV - Input is a BST", "question__title_slug": "two-sum-iv-input-is-a-bst", "question__hide": false, "total_acs": 151277, "total_submitted": 272298, "frontend_question_id": 653, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.1838589207599461, "progress": 23.41322563621794}, {"stat": {"question_id": 652, "question__article__live": true, "question__article__slug": "find-duplicate-subtrees", "question__title": "Find Duplicate Subtrees", "question__title_slug": "find-duplicate-subtrees", "question__hide": false, "total_acs": 65727, "total_submitted": 130826, "frontend_question_id": 652, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.0048321509441844, "progress": 19.872605987105526}, {"stat": {"question_id": 651, "question__article__live": true, "question__article__slug": "4-keys-keyboard", "question__title": "4 Keys Keyboard", "question__title_slug": "4-keys-keyboard", "question__hide": false, "total_acs": 16382, "total_submitted": 31190, "frontend_question_id": 651, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 650, "question__article__live": true, "question__article__slug": "2-keys-keyboard", "question__title": "2 Keys Keyboard", "question__title_slug": "2-keys-keyboard", "question__hide": false, "total_acs": 59320, "total_submitted": 120376, "frontend_question_id": 650, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.7362686874473091, "progress": 14.561215534888339}, {"stat": {"question_id": 649, "question__article__live": true, "question__article__slug": "dota2-senate", "question__title": "Dota2 Senate", "question__title_slug": "dota2-senate", "question__hide": false, "total_acs": 13016, "total_submitted": 33216, "frontend_question_id": 649, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.9223330463301177, "progress": 18.241017866896765}, {"stat": {"question_id": 648, "question__article__live": true, "question__article__slug": "replace-words", "question__title": "Replace Words", "question__title_slug": "replace-words", "question__hide": false, "total_acs": 57025, "total_submitted": 100623, "frontend_question_id": 648, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.04625101765075567, "progress": 0.9147082419809888}, {"stat": {"question_id": 647, "question__article__live": true, "question__article__slug": "palindromic-substrings", "question__title": "Palindromic Substrings", "question__title_slug": "palindromic-substrings", "question__hide": false, "total_acs": 197228, "total_submitted": 324656, "frontend_question_id": 647, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.485123640132781, "progress": 49.14839048809798}, {"stat": {"question_id": 646, "question__article__live": true, "question__article__slug": "maximum-length-of-pair-chain", "question__title": "Maximum Length of Pair Chain", "question__title_slug": "maximum-length-of-pair-chain", "question__hide": false, "total_acs": 60329, "total_submitted": 116096, "frontend_question_id": 646, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.2902637572634115, "progress": 25.517598380430822}, {"stat": {"question_id": 645, "question__article__live": true, "question__article__slug": "set-mismatch", "question__title": "Set Mismatch", "question__title_slug": "set-mismatch", "question__hide": false, "total_acs": 76117, "total_submitted": 180643, "frontend_question_id": 645, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.08495672247596549, "progress": 1.6801925278110605}, {"stat": {"question_id": 644, "question__article__live": true, "question__article__slug": "maximum-average-subarray-ii", "question__title": "Maximum Average Subarray II", "question__title_slug": "maximum-average-subarray-ii", "question__hide": false, "total_acs": 11351, "total_submitted": 35444, "frontend_question_id": 644, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 643, "question__article__live": true, "question__article__slug": "maximum-average-subarray", "question__title": "Maximum Average Subarray I", "question__title_slug": "maximum-average-subarray-i", "question__hide": false, "total_acs": 80460, "total_submitted": 193755, "frontend_question_id": 643, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.30382328863116614, "progress": 6.00872543638304}, {"stat": {"question_id": 642, "question__article__live": true, "question__article__slug": "design-search-autocomplete-system", "question__title": "Design Search Autocomplete System", "question__title_slug": "design-search-autocomplete-system", "question__hide": false, "total_acs": 62720, "total_submitted": 140116, "frontend_question_id": 642, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 2.5846576118615423, "progress": 51.11687786247066}, {"stat": {"question_id": 640, "question__article__live": true, "question__article__slug": "solve-the-equation", "question__title": "Solve the Equation", "question__title_slug": "solve-the-equation", "question__hide": false, "total_acs": 25211, "total_submitted": 59886, "frontend_question_id": 640, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.3910002521573033, "progress": 27.509868103953615}, {"stat": {"question_id": 639, "question__article__live": true, "question__article__slug": "decode-ways-ii", "question__title": "Decode Ways II", "question__title_slug": "decode-ways-ii", "question__hide": false, "total_acs": 32222, "total_submitted": 120854, "frontend_question_id": 639, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.0676020519255496, "progress": 21.114008851136283}, {"stat": {"question_id": 638, "question__article__live": true, "question__article__slug": "shopping-offers", "question__title": "Shopping Offers", "question__title_slug": "shopping-offers", "question__hide": false, "total_acs": 31048, "total_submitted": 60210, "frontend_question_id": 638, "is_new_question": false}, "status": "notac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.1425898574261823, "progress": 2.8200053628115587}, {"stat": {"question_id": 637, "question__article__live": true, "question__article__slug": "average-of-levels-in-binary-tree", "question__title": "Average of Levels in Binary Tree", "question__title_slug": "average-of-levels-in-binary-tree", "question__hide": false, "total_acs": 131406, "total_submitted": 208027, "frontend_question_id": 637, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.38506107877540263, "progress": 7.615368489436834}, {"stat": {"question_id": 636, "question__article__live": true, "question__article__slug": "exclusive-time-of-functions", "question__title": "Exclusive Time of Functions", "question__title_slug": "exclusive-time-of-functions", "question__hide": false, "total_acs": 80498, "total_submitted": 154785, "frontend_question_id": 636, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.8582667147411627, "progress": 56.528056128316315}, {"stat": {"question_id": 635, "question__article__live": true, "question__article__slug": "design-log-storage", "question__title": "Design Log Storage System", "question__title_slug": "design-log-storage-system", "question__hide": false, "total_acs": 18103, "total_submitted": 30870, "frontend_question_id": 635, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.9027379771901045, "progress": 37.63052573693126}, {"stat": {"question_id": 634, "question__article__live": true, "question__article__slug": "find-derangements", "question__title": "Find the Derangement of An Array", "question__title_slug": "find-the-derangement-of-an-array", "question__hide": false, "total_acs": 6805, "total_submitted": 16931, "frontend_question_id": 634, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.5705448584676129, "progress": 11.283688683370528}, {"stat": {"question_id": 633, "question__article__live": true, "question__article__slug": "sum-of-square-numbers", "question__title": "Sum of Square Numbers", "question__title_slug": "sum-of-square-numbers", "question__hide": false, "total_acs": 71142, "total_submitted": 221408, "frontend_question_id": 633, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.5357102670818683, "progress": 10.594763564204854}, {"stat": {"question_id": 632, "question__article__live": true, "question__article__slug": "smallest-range", "question__title": "Smallest Range Covering Elements from K Lists", "question__title_slug": "smallest-range-covering-elements-from-k-lists", "question__hide": false, "total_acs": 38969, "total_submitted": 74170, "frontend_question_id": 632, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.3827545344147665, "progress": 27.346792211502972}, {"stat": {"question_id": 631, "question__article__live": true, "question__article__slug": "design-excel-sum-formula", "question__title": "Design Excel Sum Formula", "question__title_slug": "design-excel-sum-formula", "question__hide": false, "total_acs": 4146, "total_submitted": 13109, "frontend_question_id": 631, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 630, "question__article__live": true, "question__article__slug": "course-schedule-iii", "question__title": "Course Schedule III", "question__title_slug": "course-schedule-iii", "question__hide": false, "total_acs": 22111, "total_submitted": 65943, "frontend_question_id": 630, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.2925883984580468, "progress": 25.563572903119987}, {"stat": {"question_id": 629, "question__article__live": true, "question__article__slug": "k-inverse-pairs-array", "question__title": "K Inverse Pairs Array", "question__title_slug": "k-inverse-pairs-array", "question__hide": false, "total_acs": 11153, "total_submitted": 35828, "frontend_question_id": 629, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.5456944494168147, "progress": 10.792221141034348}, {"stat": {"question_id": 628, "question__article__live": true, "question__article__slug": "maximmum-product-of-three-numbers", "question__title": "Maximum Product of Three Numbers", "question__title_slug": "maximum-product-of-three-numbers", "question__hide": false, "total_acs": 119943, "total_submitted": 254768, "frontend_question_id": 628, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.4238584592986174, "progress": 28.159706192184036}, {"stat": {"question_id": 627, "question__article__live": true, "question__article__slug": "swap-salary", "question__title": "Swap Salary", "question__title_slug": "swap-salary", "question__hide": false, "total_acs": 111494, "total_submitted": 147849, "frontend_question_id": 627, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.19290366612449156, "progress": 3.8150635872449468}, {"stat": {"question_id": 626, "question__article__live": true, "question__article__slug": "exchange-seats", "question__title": "Exchange Seats", "question__title_slug": "exchange-seats", "question__hide": false, "total_acs": 50440, "total_submitted": 80664, "frontend_question_id": 626, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.6756199548509849, "progress": 13.361763103582703}, {"stat": {"question_id": 625, "question__article__live": true, "question__article__slug": "minimum-factorization", "question__title": "Minimum Factorization", "question__title_slug": "minimum-factorization", "question__hide": false, "total_acs": 8386, "total_submitted": 25519, "frontend_question_id": 625, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 624, "question__article__live": true, "question__article__slug": "maximum-distance-in-array", "question__title": "Maximum Distance in Arrays", "question__title_slug": "maximum-distance-in-arrays", "question__hide": false, "total_acs": 19869, "total_submitted": 51030, "frontend_question_id": 624, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.22190054307461277, "progress": 4.388535992506739}, {"stat": {"question_id": 623, "question__article__live": true, "question__article__slug": "add-one-row-in-a-tree", "question__title": "Add One Row to Tree", "question__title_slug": "add-one-row-to-tree", "question__hide": false, "total_acs": 38780, "total_submitted": 77988, "frontend_question_id": 623, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 621, "question__article__live": true, "question__article__slug": "task-scheduler", "question__title": "Task Scheduler", "question__title_slug": "task-scheduler", "question__hide": false, "total_acs": 197801, "total_submitted": 393996, "frontend_question_id": 621, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.5392446108815805, "progress": 30.4417027670568}, {"stat": {"question_id": 620, "question__article__live": true, "question__article__slug": "not-boring-movies", "question__title": "Not Boring Movies", "question__title_slug": "not-boring-movies", "question__hide": false, "total_acs": 108234, "total_submitted": 159966, "frontend_question_id": 620, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.02308238659711459, "progress": 0.4565012909424548}, {"stat": {"question_id": 619, "question__article__live": true, "question__article__slug": "biggest-single-number", "question__title": "Biggest Single Number", "question__title_slug": "biggest-single-number", "question__hide": false, "total_acs": 22997, "total_submitted": 53179, "frontend_question_id": 619, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.07020425867324853, "progress": 1.3884324560269767}, {"stat": {"question_id": 618, "question__article__live": true, "question__article__slug": "students-report-by-geography", "question__title": "Students Report By Geography", "question__title_slug": "students-report-by-geography", "question__hide": false, "total_acs": 7410, "total_submitted": 13403, "frontend_question_id": 618, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 617, "question__article__live": true, "question__article__slug": "merge-two-binary-trees", "question__title": "Merge Two Binary Trees", "question__title_slug": "merge-two-binary-trees", "question__hide": false, "total_acs": 311835, "total_submitted": 420340, "frontend_question_id": 617, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.4616345762085725, "progress": 28.906805980311805}, {"stat": {"question_id": 616, "question__article__live": true, "question__article__slug": "add-bold-tag-in-a-string", "question__title": "Add Bold Tag in String", "question__title_slug": "add-bold-tag-in-string", "question__hide": false, "total_acs": 38142, "total_submitted": 88353, "frontend_question_id": 616, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.7615456906315583, "progress": 34.83816018955106}, {"stat": {"question_id": 615, "question__article__live": true, "question__article__slug": "average-salary-departments-vs-company", "question__title": "Average Salary: Departments VS Company", "question__title_slug": "average-salary-departments-vs-company", "question__hide": false, "total_acs": 9625, "total_submitted": 20286, "frontend_question_id": 615, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0.5652447268076234, "progress": 11.178867765708025}, {"stat": {"question_id": 614, "question__article__live": null, "question__article__slug": null, "question__title": "Second Degree Follower", "question__title_slug": "second-degree-follower", "question__hide": false, "total_acs": 19249, "total_submitted": 63295, "frontend_question_id": 614, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.08373089291046797, "progress": 1.6559492470406483}, {"stat": {"question_id": 613, "question__article__live": true, "question__article__slug": "shortest-distance-in-a-line", "question__title": "Shortest Distance in a Line", "question__title_slug": "shortest-distance-in-a-line", "question__hide": false, "total_acs": 25955, "total_submitted": 33427, "frontend_question_id": 613, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.07133147800542972, "progress": 1.410725518234865}, {"stat": {"question_id": 612, "question__article__live": true, "question__article__slug": "shortest-distance-in-a-plane", "question__title": "Shortest Distance in a Plane", "question__title_slug": "shortest-distance-in-a-plane", "question__hide": false, "total_acs": 15256, "total_submitted": 25598, "frontend_question_id": 612, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 611, "question__article__live": true, "question__article__slug": "valid-triangle-number", "question__title": "Valid Triangle Number", "question__title_slug": "valid-triangle-number", "question__hide": false, "total_acs": 65204, "total_submitted": 134447, "frontend_question_id": 611, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.6802341060117953, "progress": 33.23005770017769}, {"stat": {"question_id": 610, "question__article__live": true, "question__article__slug": "triangle-judgement", "question__title": "Triangle Judgement", "question__title_slug": "triangle-judgement", "question__hide": false, "total_acs": 21692, "total_submitted": 32823, "frontend_question_id": 610, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.27193371548364176, "progress": 5.378044061725339}, {"stat": {"question_id": 609, "question__article__live": true, "question__article__slug": "find-duplicate-file-in-system", "question__title": "Find Duplicate File in System", "question__title_slug": "find-duplicate-file-in-system", "question__hide": false, "total_acs": 54551, "total_submitted": 91456, "frontend_question_id": 609, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 3.1661072413023272, "progress": 62.61623064130812}, {"stat": {"question_id": 608, "question__article__live": true, "question__article__slug": "tree-node", "question__title": "Tree Node", "question__title_slug": "tree-node", "question__hide": false, "total_acs": 20498, "total_submitted": 30496, "frontend_question_id": 608, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.10705399616415937, "progress": 2.11721120101144}, {"stat": {"question_id": 607, "question__article__live": true, "question__article__slug": "sales-person", "question__title": "Sales Person", "question__title_slug": "sales-person", "question__hide": false, "total_acs": 21842, "total_submitted": 34633, "frontend_question_id": 607, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 606, "question__article__live": true, "question__article__slug": "construct-string-from-binary-tree", "question__title": "Construct String from Binary Tree", "question__title_slug": "construct-string-from-binary-tree", "question__hide": false, "total_acs": 85303, "total_submitted": 157499, "frontend_question_id": 606, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.3093489641256154, "progress": 6.118006943558753}, {"stat": {"question_id": 605, "question__article__live": true, "question__article__slug": "can-place-flowers", "question__title": "Can Place Flowers", "question__title_slug": "can-place-flowers", "question__hide": false, "total_acs": 106525, "total_submitted": 337754, "frontend_question_id": 605, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.0751825167465856, "progress": 21.263928009720146}, {"stat": {"question_id": 604, "question__article__live": true, "question__article__slug": "design-compressed-string-iterator", "question__title": "Design Compressed String Iterator", "question__title_slug": "design-compressed-string-iterator", "question__hide": false, "total_acs": 18983, "total_submitted": 50623, "frontend_question_id": 604, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.20479441264601322, "progress": 4.050227360908745}, {"stat": {"question_id": 603, "question__article__live": true, "question__article__slug": "consecutive-available-seats", "question__title": "Consecutive Available Seats", "question__title_slug": "consecutive-available-seats", "question__hide": false, "total_acs": 22747, "total_submitted": 35436, "frontend_question_id": 603, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.34395065427435834, "progress": 6.802325965564325}, {"stat": {"question_id": 602, "question__article__live": true, "question__article__slug": "friend-requests-ii-who-has-most-friend", "question__title": "Friend Requests II: Who Has the Most Friends", "question__title_slug": "friend-requests-ii-who-has-the-most-friends", "question__hide": false, "total_acs": 23866, "total_submitted": 44432, "frontend_question_id": 602, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.16767801230780227, "progress": 3.3161748140352643}, {"stat": {"question_id": 601, "question__article__live": true, "question__article__slug": "human-traffic-of-stadium", "question__title": "Human Traffic of Stadium", "question__title_slug": "human-traffic-of-stadium", "question__hide": false, "total_acs": 29488, "total_submitted": 70537, "frontend_question_id": 601, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.29984555864497825, "progress": 5.930057709972882}, {"stat": {"question_id": 600, "question__article__live": true, "question__article__slug": "non-negative-integers-without-consecutive-ones", "question__title": "Non-negative Integers without Consecutive Ones", "question__title_slug": "non-negative-integers-without-consecutive-ones", "question__hide": false, "total_acs": 12441, "total_submitted": 36491, "frontend_question_id": 600, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.6412623451909336, "progress": 12.68227127124891}, {"stat": {"question_id": 599, "question__article__live": true, "question__article__slug": "minimum-index-sum-of-two-lists", "question__title": "Minimum Index Sum of Two Lists", "question__title_slug": "minimum-index-sum-of-two-lists", "question__hide": false, "total_acs": 93746, "total_submitted": 184682, "frontend_question_id": 599, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.13166069056590785, "progress": 2.6038587889011966}, {"stat": {"question_id": 598, "question__article__live": true, "question__article__slug": "range-addition-ii", "question__title": "Range Addition II", "question__title_slug": "range-addition-ii", "question__hide": false, "total_acs": 41345, "total_submitted": 83437, "frontend_question_id": 598, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.10033471483971139, "progress": 1.9843237031822745}, {"stat": {"question_id": 597, "question__article__live": true, "question__article__slug": "friend-requests-i-overall-acceptance-rate", "question__title": "Friend Requests I: Overall Acceptance Rate", "question__title_slug": "friend-requests-i-overall-acceptance-rate", "question__hide": false, "total_acs": 27471, "total_submitted": 66994, "frontend_question_id": 597, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.31309178797714926, "progress": 6.1920289218670534}, {"stat": {"question_id": 596, "question__article__live": true, "question__article__slug": "classes-more-than-5-students", "question__title": "Classes More Than 5 Students", "question__title_slug": "classes-more-than-5-students", "question__hide": false, "total_acs": 82333, "total_submitted": 216094, "frontend_question_id": 596, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.050149783685471565, "progress": 0.9918142951372463}, {"stat": {"question_id": 595, "question__article__live": true, "question__article__slug": "big-countries", "question__title": "Big Countries", "question__title_slug": "big-countries", "question__hide": false, "total_acs": 179815, "total_submitted": 232352, "frontend_question_id": 595, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.036250445225531204, "progress": 0.7169265176748391}, {"stat": {"question_id": 594, "question__article__live": true, "question__article__slug": "longest-harmonious-subsequence", "question__title": "Longest Harmonious Subsequence", "question__title_slug": "longest-harmonious-subsequence", "question__hide": false, "total_acs": 57292, "total_submitted": 122763, "frontend_question_id": 594, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.6548508954826648, "progress": 12.951012578570536}, {"stat": {"question_id": 593, "question__article__live": true, "question__article__slug": "valid-square", "question__title": "Valid Square", "question__title_slug": "valid-square", "question__hide": false, "total_acs": 36022, "total_submitted": 83573, "frontend_question_id": 593, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.0105021332632815, "progress": 39.76178179911328}, {"stat": {"question_id": 592, "question__article__live": true, "question__article__slug": "fraction-additon-and-subtraction", "question__title": "Fraction Addition and Subtraction", "question__title_slug": "fraction-addition-and-subtraction", "question__hide": false, "total_acs": 18459, "total_submitted": 37585, "frontend_question_id": 592, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.4695106671409688, "progress": 29.062571748426468}, {"stat": {"question_id": 591, "question__article__live": true, "question__article__slug": "tag-validator", "question__title": "Tag Validator", "question__title_slug": "tag-validator", "question__hide": false, "total_acs": 7638, "total_submitted": 22263, "frontend_question_id": 591, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.6558038329920262, "progress": 32.746899205076694}, {"stat": {"question_id": 588, "question__article__live": true, "question__article__slug": "design-in-memory-file-system", "question__title": "Design In-Memory File System", "question__title_slug": "design-in-memory-file-system", "question__hide": false, "total_acs": 18578, "total_submitted": 40344, "frontend_question_id": 588, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 3.353498575767565, "progress": 66.32227662294434}, {"stat": {"question_id": 587, "question__article__live": true, "question__article__slug": "erect-the-fence", "question__title": "Erect the Fence", "question__title_slug": "erect-the-fence", "question__hide": false, "total_acs": 9654, "total_submitted": 26956, "frontend_question_id": 587, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.5324647988694718, "progress": 10.530577808436561}, {"stat": {"question_id": 586, "question__article__live": true, "question__article__slug": "customer-placing-the-largest-number-of-orders", "question__title": "Customer Placing the Largest Number of Orders", "question__title_slug": "customer-placing-the-largest-number-of-orders", "question__hide": false, "total_acs": 28241, "total_submitted": 38586, "frontend_question_id": 586, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.1271102185315222, "progress": 2.5138639198977355}, {"stat": {"question_id": 585, "question__article__live": true, "question__article__slug": "investments-in-2016", "question__title": "Investments in 2016", "question__title_slug": "investments-in-2016", "question__hide": false, "total_acs": 16198, "total_submitted": 29450, "frontend_question_id": 585, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 584, "question__article__live": true, "question__article__slug": "find-customer-referee", "question__title": "Find Customer Referee", "question__title_slug": "find-customer-referee", "question__hide": false, "total_acs": 25871, "total_submitted": 35730, "frontend_question_id": 584, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.060994512702841945, "progress": 1.206290938422024}, {"stat": {"question_id": 583, "question__article__live": true, "question__article__slug": "delete-operation-for-two-strings", "question__title": "Delete Operation for Two Strings", "question__title_slug": "delete-operation-for-two-strings", "question__hide": false, "total_acs": 51660, "total_submitted": 106045, "frontend_question_id": 583, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.33870937401956924, "progress": 6.69866895451671}, {"stat": {"question_id": 582, "question__article__live": true, "question__article__slug": "kill-process", "question__title": "Kill Process", "question__title_slug": "kill-process", "question__hide": false, "total_acs": 35189, "total_submitted": 57766, "frontend_question_id": 582, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.7655770184047598, "progress": 15.140847578618056}, {"stat": {"question_id": 581, "question__article__live": true, "question__article__slug": "shortest-unsorted-continous-subarray", "question__title": "Shortest Unsorted Continuous Subarray", "question__title_slug": "shortest-unsorted-continuous-subarray", "question__hide": false, "total_acs": 130330, "total_submitted": 419002, "frontend_question_id": 581, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.665386089312952, "progress": 32.93640787491203}, {"stat": {"question_id": 580, "question__article__live": true, "question__article__slug": "count-student-number-in-departments", "question__title": "Count Student Number in Departments", "question__title_slug": "count-student-number-in-departments", "question__hide": false, "total_acs": 20149, "total_submitted": 41227, "frontend_question_id": 580, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 579, "question__article__live": true, "question__article__slug": "find-cumulative-salary-of-an-employee", "question__title": "Find Cumulative Salary of an Employee", "question__title_slug": "find-cumulative-salary-of-an-employee", "question__hide": false, "total_acs": 11965, "total_submitted": 32271, "frontend_question_id": 579, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0.1053605156578263, "progress": 2.08371916871771}, {"stat": {"question_id": 578, "question__article__live": true, "question__article__slug": "get-highest-answer-rate-question", "question__title": "Get Highest Answer Rate Question", "question__title_slug": "get-highest-answer-rate-question", "question__hide": false, "total_acs": 18462, "total_submitted": 46816, "frontend_question_id": 578, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 577, "question__article__live": true, "question__article__slug": "employee-bonus", "question__title": "Employee Bonus", "question__title_slug": "employee-bonus", "question__hide": false, "total_acs": 27428, "total_submitted": 40105, "frontend_question_id": 577, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 576, "question__article__live": true, "question__article__slug": "out-of-boundary-paths", "question__title": "Out of Boundary Paths", "question__title_slug": "out-of-boundary-paths", "question__hide": false, "total_acs": 29264, "total_submitted": 83164, "frontend_question_id": 576, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.07725848313713149, "progress": 1.5279441378373388}, {"stat": {"question_id": 575, "question__article__live": true, "question__article__slug": "distribute-candies", "question__title": "Distribute Candies", "question__title_slug": "distribute-candies", "question__hide": false, "total_acs": 103034, "total_submitted": 167735, "frontend_question_id": 575, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.1161565318521861, "progress": 2.297232416536589}, {"stat": {"question_id": 574, "question__article__live": true, "question__article__slug": "winning-candidate", "question__title": "Winning Candidate", "question__title_slug": "winning-candidate", "question__hide": false, "total_acs": 21425, "total_submitted": 44785, "frontend_question_id": 574, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.08052638362008792, "progress": 1.5925735375254786}, {"stat": {"question_id": 573, "question__article__live": true, "question__article__slug": "squirrel-simulation", "question__title": "Squirrel Simulation", "question__title_slug": "squirrel-simulation", "question__hide": false, "total_acs": 7878, "total_submitted": 14137, "frontend_question_id": 573, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.5316597106688327, "progress": 10.514655546612897}, {"stat": {"question_id": 572, "question__article__live": true, "question__article__slug": "subtree-of-another-tree", "question__title": "Subtree of Another Tree", "question__title_slug": "subtree-of-another-tree", "question__hide": false, "total_acs": 228541, "total_submitted": 517821, "frontend_question_id": 572, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.612102508215175, "progress": 31.88261634192502}, {"stat": {"question_id": 571, "question__article__live": null, "question__article__slug": null, "question__title": "Find Median Given Frequency of Numbers", "question__title_slug": "find-median-given-frequency-of-numbers", "question__hide": false, "total_acs": 7923, "total_submitted": 17653, "frontend_question_id": 571, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 570, "question__article__live": true, "question__article__slug": "managers-with-at-least-5-direct-reports", "question__title": "Managers with at Least 5 Direct Reports", "question__title_slug": "managers-with-at-least-5-direct-reports", "question__hide": false, "total_acs": 24622, "total_submitted": 37272, "frontend_question_id": 570, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.07637297878457401, "progress": 1.5104314825329612}, {"stat": {"question_id": 569, "question__article__live": true, "question__article__slug": "median-employee-salary", "question__title": "Median Employee Salary", "question__title_slug": "median-employee-salary", "question__hide": false, "total_acs": 10739, "total_submitted": 18473, "frontend_question_id": 569, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0.13580154115906176, "progress": 2.6857525581360853}, {"stat": {"question_id": 568, "question__article__live": true, "question__article__slug": "maximum-vacation-days", "question__title": "Maximum Vacation Days", "question__title_slug": "maximum-vacation-days", "question__hide": false, "total_acs": 25108, "total_submitted": 61408, "frontend_question_id": 568, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0.6632942174102642, "progress": 13.117996496961092}, {"stat": {"question_id": 567, "question__article__live": true, "question__article__slug": "short-permutation-in-a-long-string", "question__title": "Permutation in String", "question__title_slug": "permutation-in-string", "question__hide": false, "total_acs": 142653, "total_submitted": 321011, "frontend_question_id": 567, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.7263857117322503, "progress": 34.14279986840255}, {"stat": {"question_id": 566, "question__article__live": true, "question__article__slug": "reshape-the-matrix", "question__title": "Reshape the Matrix", "question__title_slug": "reshape-the-matrix", "question__hide": false, "total_acs": 103305, "total_submitted": 170621, "frontend_question_id": 566, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.10132394363288551, "progress": 2.0038877209332764}, {"stat": {"question_id": 565, "question__article__live": true, "question__article__slug": "array-nesting", "question__title": "Array Nesting", "question__title_slug": "array-nesting", "question__hide": false, "total_acs": 54366, "total_submitted": 97929, "frontend_question_id": 565, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.2325914143917342, "progress": 4.59996978584662}, {"stat": {"question_id": 564, "question__article__live": true, "question__article__slug": "find-the-closest-palindrome", "question__title": "Find the Closest Palindrome", "question__title_slug": "find-the-closest-palindrome", "question__hide": false, "total_acs": 21229, "total_submitted": 107416, "frontend_question_id": 564, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.0665303879994745, "progress": 40.86985485337545}, {"stat": {"question_id": 563, "question__article__live": true, "question__article__slug": "binary-tree-tilt", "question__title": "Binary Tree Tilt", "question__title_slug": "binary-tree-tilt", "question__hide": false, "total_acs": 80008, "total_submitted": 164152, "frontend_question_id": 563, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.504647746858262, "progress": 9.980438848589225}, {"stat": {"question_id": 562, "question__article__live": true, "question__article__slug": "longest-line-of-consecutive-one-in-matrix", "question__title": "Longest Line of Consecutive One in Matrix", "question__title_slug": "longest-line-of-consecutive-one-in-matrix", "question__hide": false, "total_acs": 27012, "total_submitted": 58930, "frontend_question_id": 562, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.6849166814234299, "progress": 13.545624840063223}, {"stat": {"question_id": 561, "question__article__live": true, "question__article__slug": "array-partition-i", "question__title": "Array Partition I", "question__title_slug": "array-partition-i", "question__hide": false, "total_acs": 220845, "total_submitted": 306499, "frontend_question_id": 561, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.994495580938002, "progress": 19.66817922508564}, {"stat": {"question_id": 560, "question__article__live": true, "question__article__slug": "subarray-sum-equals-k", "question__title": "Subarray Sum Equals K", "question__title_slug": "subarray-sum-equals-k", "question__hide": false, "total_acs": 345999, "total_submitted": 789305, "frontend_question_id": 560, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 4.113477345813417, "progress": 81.35240741791849}, {"stat": {"question_id": 557, "question__article__live": true, "question__article__slug": "reverse-words-in-a-string-iii", "question__title": "Reverse Words in a String III", "question__title_slug": "reverse-words-in-a-string-iii", "question__hide": false, "total_acs": 210071, "total_submitted": 300169, "frontend_question_id": 557, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.6843157367817019, "progress": 33.310780276579116}, {"stat": {"question_id": 556, "question__article__live": true, "question__article__slug": "next-greater-element-iii", "question__title": "Next Greater Element III", "question__title_slug": "next-greater-element-iii", "question__hide": false, "total_acs": 43353, "total_submitted": 136562, "frontend_question_id": 556, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.4953904059628045, "progress": 29.574396387170644}, {"stat": {"question_id": 555, "question__article__live": true, "question__article__slug": "split-concatenated-strings", "question__title": "Split Concatenated Strings", "question__title_slug": "split-concatenated-strings", "question__hide": false, "total_acs": 4985, "total_submitted": 11807, "frontend_question_id": 555, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 554, "question__article__live": true, "question__article__slug": "brick-wall", "question__title": "Brick Wall", "question__title_slug": "brick-wall", "question__hide": false, "total_acs": 57573, "total_submitted": 115078, "frontend_question_id": 554, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.46813621507094005, "progress": 9.258348811448853}, {"stat": {"question_id": 553, "question__article__live": true, "question__article__slug": "optimal-division", "question__title": "Optimal Division", "question__title_slug": "optimal-division", "question__hide": false, "total_acs": 25452, "total_submitted": 44805, "frontend_question_id": 553, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.18400364297693944, "progress": 3.639047470402716}, {"stat": {"question_id": 552, "question__article__live": true, "question__article__slug": "student-attendance-record-ii", "question__title": "Student Attendance Record II", "question__title_slug": "student-attendance-record-ii", "question__hide": false, "total_acs": 24082, "total_submitted": 65556, "frontend_question_id": 552, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.090347778818216, "progress": 21.563852009522027}, {"stat": {"question_id": 551, "question__article__live": true, "question__article__slug": "student-attendance-record-i", "question__title": "Student Attendance Record I", "question__title_slug": "student-attendance-record-i", "question__hide": false, "total_acs": 90265, "total_submitted": 196332, "frontend_question_id": 551, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.5486958978214005, "progress": 10.851580907219095}, {"stat": {"question_id": 549, "question__article__live": true, "question__article__slug": "binary-tree-longest-consecutive-sequence-ii", "question__title": "Binary Tree Longest Consecutive Sequence II", "question__title_slug": "binary-tree-longest-consecutive-sequence-ii", "question__hide": false, "total_acs": 27837, "total_submitted": 59171, "frontend_question_id": 549, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.21056476910734964, "progress": 4.164347933437735}, {"stat": {"question_id": 548, "question__article__live": true, "question__article__slug": "split-array-with-equal-sum", "question__title": "Split Array with Equal Sum", "question__title_slug": "split-array-with-equal-sum", "question__hide": false, "total_acs": 13429, "total_submitted": 28876, "frontend_question_id": 548, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.6046245444040388, "progress": 11.95768400700992}, {"stat": {"question_id": 547, "question__article__live": true, "question__article__slug": "friend-circles", "question__title": "Friend Circles", "question__title_slug": "friend-circles", "question__hide": false, "total_acs": 176591, "total_submitted": 300959, "frontend_question_id": 547, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.2537963903844926, "progress": 44.5734221374049}, {"stat": {"question_id": 546, "question__article__live": true, "question__article__slug": "remove-boxes", "question__title": "Remove Boxes", "question__title_slug": "remove-boxes", "question__hide": false, "total_acs": 15434, "total_submitted": 36027, "frontend_question_id": 546, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.2124240763802574, "progress": 23.978159871323175}, {"stat": {"question_id": 545, "question__article__live": true, "question__article__slug": "boundary-of-binary-tree", "question__title": "Boundary of Binary Tree", "question__title_slug": "boundary-of-binary-tree", "question__hide": false, "total_acs": 51293, "total_submitted": 131523, "frontend_question_id": 545, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 2.3779345302358323, "progress": 47.02850713734228}, {"stat": {"question_id": 544, "question__article__live": true, "question__article__slug": "output-contest-matches", "question__title": "Output Contest Matches", "question__title_slug": "output-contest-matches", "question__hide": false, "total_acs": 20909, "total_submitted": 27763, "frontend_question_id": 544, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 543, "question__article__live": true, "question__article__slug": "diameter-of-binary-tree", "question__title": "Diameter of Binary Tree", "question__title_slug": "diameter-of-binary-tree", "question__hide": false, "total_acs": 356873, "total_submitted": 736412, "frontend_question_id": 543, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 3.070988262246923, "progress": 60.735058755150206}, {"stat": {"question_id": 542, "question__article__live": true, "question__article__slug": "01-matrix", "question__title": "01 Matrix", "question__title_slug": "01-matrix", "question__hide": false, "total_acs": 92307, "total_submitted": 231508, "frontend_question_id": 542, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.219680987956691, "progress": 24.12168010433544}, {"stat": {"question_id": 541, "question__article__live": true, "question__article__slug": "reverse-string-ii", "question__title": "Reverse String II", "question__title_slug": "reverse-string-ii", "question__hide": false, "total_acs": 91869, "total_submitted": 189534, "frontend_question_id": 541, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.5087013531849099, "progress": 10.060607184445738}, {"stat": {"question_id": 540, "question__article__live": true, "question__article__slug": "single-element-in-a-sorted-array", "question__title": "Single Element in a Sorted Array", "question__title_slug": "single-element-in-a-sorted-array", "question__hide": false, "total_acs": 155756, "total_submitted": 268955, "frontend_question_id": 540, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.471497475173033, "progress": 48.878905273969494}, {"stat": {"question_id": 539, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Time Difference", "question__title_slug": "minimum-time-difference", "question__hide": false, "total_acs": 51900, "total_submitted": 100608, "frontend_question_id": 539, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.625203018113351, "progress": 51.91874599763354}, {"stat": {"question_id": 538, "question__article__live": true, "question__article__slug": "convert-bst-to-greater-tree", "question__title": "Convert BST to Greater Tree", "question__title_slug": "convert-bst-to-greater-tree", "question__hide": false, "total_acs": 123387, "total_submitted": 222530, "frontend_question_id": 538, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.597499105837724, "progress": 11.816763921022778}, {"stat": {"question_id": 537, "question__article__live": true, "question__article__slug": "complex-number-multiplication", "question__title": "Complex Number Multiplication", "question__title_slug": "complex-number-multiplication", "question__hide": false, "total_acs": 48066, "total_submitted": 71279, "frontend_question_id": 537, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 536, "question__article__live": null, "question__article__slug": null, "question__title": "Construct Binary Tree from String", "question__title_slug": "construct-binary-tree-from-string", "question__hide": false, "total_acs": 28982, "total_submitted": 59879, "frontend_question_id": 536, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.1616252564968437, "progress": 22.973509561115197}, {"stat": {"question_id": 535, "question__article__live": true, "question__article__slug": "encode-and-decode-tinyurl", "question__title": "Encode and Decode TinyURL", "question__title_slug": "encode-and-decode-tinyurl", "question__hide": false, "total_acs": 109699, "total_submitted": 137232, "frontend_question_id": 535, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.2275984793452492, "progress": 44.05530499388105}, {"stat": {"question_id": 533, "question__article__live": null, "question__article__slug": null, "question__title": "Lonely Pixel II", "question__title_slug": "lonely-pixel-ii", "question__hide": false, "total_acs": 10543, "total_submitted": 21989, "frontend_question_id": 533, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 532, "question__article__live": true, "question__article__slug": "k-diff-pairs-in-an-array", "question__title": "K-diff Pairs in an Array", "question__title_slug": "k-diff-pairs-in-an-array", "question__hide": false, "total_acs": 108123, "total_submitted": 341809, "frontend_question_id": 532, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 2.095576271189004, "progress": 41.44429645701107}, {"stat": {"question_id": 531, "question__article__live": null, "question__article__slug": null, "question__title": "Lonely Pixel I", "question__title_slug": "lonely-pixel-i", "question__hide": false, "total_acs": 22013, "total_submitted": 37298, "frontend_question_id": 531, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 530, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Absolute Difference in BST", "question__title_slug": "minimum-absolute-difference-in-bst", "question__hide": false, "total_acs": 92434, "total_submitted": 171697, "frontend_question_id": 530, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.0662493855412006, "progress": 1.3102167705432586}, {"stat": {"question_id": 529, "question__article__live": null, "question__article__slug": null, "question__title": "Minesweeper", "question__title_slug": "minesweeper", "question__hide": false, "total_acs": 64439, "total_submitted": 108878, "frontend_question_id": 529, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.7048560391348104, "progress": 53.49404700781193}, {"stat": {"question_id": 527, "question__article__live": true, "question__article__slug": "word-abbreviation", "question__title": "Word Abbreviation", "question__title_slug": "word-abbreviation", "question__hide": false, "total_acs": 16221, "total_submitted": 29858, "frontend_question_id": 527, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 1.1743456767689038, "progress": 23.225081826014872}, {"stat": {"question_id": 526, "question__article__live": true, "question__article__slug": "beautiful-arrangement", "question__title": "Beautiful Arrangement", "question__title_slug": "beautiful-arrangement", "question__hide": false, "total_acs": 51911, "total_submitted": 89616, "frontend_question_id": 526, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.4974389381519577, "progress": 29.614910290919333}, {"stat": {"question_id": 525, "question__article__live": true, "question__article__slug": "contiguous-array", "question__title": "Contiguous Array", "question__title_slug": "contiguous-array", "question__hide": false, "total_acs": 165750, "total_submitted": 387327, "frontend_question_id": 525, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.7246836187307604, "progress": 34.109137506444654}, {"stat": {"question_id": 524, "question__article__live": true, "question__article__slug": "longest-word-in-dictionary-through-deletion", "question__title": "Longest Word in Dictionary through Deleting", "question__title_slug": "longest-word-in-dictionary-through-deleting", "question__hide": false, "total_acs": 69711, "total_submitted": 143728, "frontend_question_id": 524, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.1531451676883597, "progress": 22.8057985026381}, {"stat": {"question_id": 523, "question__article__live": true, "question__article__slug": "continuous-subarray-sum", "question__title": "Continuous Subarray Sum", "question__title_slug": "continuous-subarray-sum", "question__hide": false, "total_acs": 139237, "total_submitted": 565501, "frontend_question_id": 523, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.441586728588134, "progress": 48.28735923207251}, {"stat": {"question_id": 522, "question__article__live": true, "question__article__slug": "longest-uncommon-subsequence-ii", "question__title": "Longest Uncommon Subsequence II", "question__title_slug": "longest-uncommon-subsequence-ii", "question__hide": false, "total_acs": 22153, "total_submitted": 65233, "frontend_question_id": 522, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 521, "question__article__live": true, "question__article__slug": "longest-uncommon-subsequence-i", "question__title": "Longest Uncommon Subsequence I ", "question__title_slug": "longest-uncommon-subsequence-i", "question__hide": false, "total_acs": 60392, "total_submitted": 104672, "frontend_question_id": 521, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 520, "question__article__live": true, "question__article__slug": "detect-capital", "question__title": "Detect Capital", "question__title_slug": "detect-capital", "question__hide": false, "total_acs": 168125, "total_submitted": 311440, "frontend_question_id": 520, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.004372069484820013, "progress": 0.08646659458341889}, {"stat": {"question_id": 518, "question__article__live": true, "question__article__slug": "coin-change-ii", "question__title": "Coin Change 2", "question__title_slug": "coin-change-2", "question__hide": false, "total_acs": 141512, "total_submitted": 281526, "frontend_question_id": 518, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.4499726171380996, "progress": 48.45320728823658}, {"stat": {"question_id": 517, "question__article__live": true, "question__article__slug": "super-washing-machines", "question__title": "Super Washing Machines", "question__title_slug": "super-washing-machines", "question__hide": false, "total_acs": 16942, "total_submitted": 44228, "frontend_question_id": 517, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 516, "question__article__live": null, "question__article__slug": null, "question__title": "Longest Palindromic Subsequence", "question__title_slug": "longest-palindromic-subsequence", "question__hide": false, "total_acs": 125211, "total_submitted": 234551, "frontend_question_id": 516, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.2664006374094805, "progress": 25.045656496371237}, {"stat": {"question_id": 515, "question__article__live": null, "question__article__slug": null, "question__title": "Find Largest Value in Each Tree Row", "question__title_slug": "find-largest-value-in-each-tree-row", "question__hide": false, "total_acs": 106066, "total_submitted": 173432, "frontend_question_id": 515, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.8870125226737683, "progress": 17.542482445611405}, {"stat": {"question_id": 514, "question__article__live": null, "question__article__slug": null, "question__title": "Freedom Trail", "question__title_slug": "freedom-trail", "question__hide": false, "total_acs": 18629, "total_submitted": 43241, "frontend_question_id": 514, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.0733401855673945, "progress": 21.22749215166423}, {"stat": {"question_id": 513, "question__article__live": null, "question__article__slug": null, "question__title": "Find Bottom Left Tree Value", "question__title_slug": "find-bottom-left-tree-value", "question__hide": false, "total_acs": 108593, "total_submitted": 176407, "frontend_question_id": 513, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.37292635232139065, "progress": 7.375379514805308}, {"stat": {"question_id": 511, "question__article__live": null, "question__article__slug": null, "question__title": "All Paths from Source Lead to Destination", "question__title_slug": "all-paths-from-source-lead-to-destination", "question__hide": false, "total_acs": 8796, "total_submitted": 19833, "frontend_question_id": 1059, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.26706278524904525, "progress": 5.281711477968081}, {"stat": {"question_id": 509, "question__article__live": true, "question__article__slug": "inorder-successor-in-a-bst-ii", "question__title": "Inorder Successor in BST II", "question__title_slug": "inorder-successor-in-bst-ii", "question__hide": false, "total_acs": 17405, "total_submitted": 29922, "frontend_question_id": 510, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.379514674134512, "progress": 27.28271736403489}, {"stat": {"question_id": 508, "question__article__live": null, "question__article__slug": null, "question__title": "Most Frequent Subtree Sum", "question__title_slug": "most-frequent-subtree-sum", "question__hide": false, "total_acs": 72533, "total_submitted": 125070, "frontend_question_id": 508, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.37273104840346155, "progress": 7.371516981341291}, {"stat": {"question_id": 507, "question__article__live": true, "question__article__slug": "perfect-number", "question__title": "Perfect Number", "question__title_slug": "perfect-number", "question__hide": false, "total_acs": 65293, "total_submitted": 183903, "frontend_question_id": 507, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.7295340051514474, "progress": 14.428023451426203}, {"stat": {"question_id": 506, "question__article__live": null, "question__article__slug": null, "question__title": "Relative Ranks", "question__title_slug": "relative-ranks", "question__hide": false, "total_acs": 55459, "total_submitted": 109719, "frontend_question_id": 506, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.193736756521323, "progress": 3.8315396496323975}, {"stat": {"question_id": 505, "question__article__live": true, "question__article__slug": "the-maze-ii", "question__title": "The Maze II", "question__title_slug": "the-maze-ii", "question__hide": false, "total_acs": 49636, "total_submitted": 103938, "frontend_question_id": 505, "is_new_question": false}, "status": "notac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.1564563384622404, "progress": 22.8712836606155}, {"stat": {"question_id": 504, "question__article__live": null, "question__article__slug": null, "question__title": "Base 7", "question__title_slug": "base-7", "question__hide": false, "total_acs": 56516, "total_submitted": 122326, "frontend_question_id": 504, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.3864169131374699, "progress": 7.642182880313782}, {"stat": {"question_id": 503, "question__article__live": true, "question__article__slug": "next-greater-element-ii", "question__title": "Next Greater Element II", "question__title_slug": "next-greater-element-ii", "question__hide": false, "total_acs": 100165, "total_submitted": 177087, "frontend_question_id": 503, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.5428926701296544, "progress": 30.51385058197939}, {"stat": {"question_id": 502, "question__article__live": true, "question__article__slug": "ipo", "question__title": "IPO", "question__title_slug": "ipo", "question__hide": false, "total_acs": 18183, "total_submitted": 44974, "frontend_question_id": 502, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.8347976976229722, "progress": 16.509827744082298}, {"stat": {"question_id": 501, "question__article__live": null, "question__article__slug": null, "question__title": "Find Mode in Binary Search Tree", "question__title_slug": "find-mode-in-binary-search-tree", "question__hide": false, "total_acs": 88833, "total_submitted": 209391, "frontend_question_id": 501, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.4057256944288572, "progress": 8.024053426886539}, {"stat": {"question_id": 500, "question__article__live": null, "question__article__slug": null, "question__title": "Keyboard Row", "question__title_slug": "keyboard-row", "question__hide": false, "total_acs": 113447, "total_submitted": 175140, "frontend_question_id": 500, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.2969748600272404, "progress": 5.873283787597461}, {"stat": {"question_id": 499, "question__article__live": null, "question__article__slug": null, "question__title": "The Maze III", "question__title_slug": "the-maze-iii", "question__hide": false, "total_acs": 15051, "total_submitted": 36640, "frontend_question_id": 499, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 498, "question__article__live": true, "question__article__slug": "diagonal-traverse", "question__title": "Diagonal Traverse", "question__title_slug": "diagonal-traverse", "question__hide": false, "total_acs": 87649, "total_submitted": 181632, "frontend_question_id": 498, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.42970413984328, "progress": 48.052356795086986}, {"stat": {"question_id": 496, "question__article__live": true, "question__article__slug": "greater-element-i", "question__title": "Next Greater Element I", "question__title_slug": "next-greater-element-i", "question__hide": false, "total_acs": 165671, "total_submitted": 259210, "frontend_question_id": 496, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.583363257456344, "progress": 31.314239020241775}, {"stat": {"question_id": 495, "question__article__live": true, "question__article__slug": "teemo-attacking", "question__title": "Teemo Attacking", "question__title_slug": "teemo-attacking", "question__hide": false, "total_acs": 48443, "total_submitted": 90374, "frontend_question_id": 495, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 494, "question__article__live": true, "question__article__slug": "target-sum", "question__title": "Target Sum", "question__title_slug": "target-sum", "question__hide": false, "total_acs": 176201, "total_submitted": 381008, "frontend_question_id": 494, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.7446581645214359, "progress": 34.50417490437873}, {"stat": {"question_id": 493, "question__article__live": true, "question__article__slug": "reverse-pairs", "question__title": "Reverse Pairs", "question__title_slug": "reverse-pairs", "question__hide": false, "total_acs": 39335, "total_submitted": 155958, "frontend_question_id": 493, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.6370352304518927, "progress": 32.375711795459885}, {"stat": {"question_id": 492, "question__article__live": null, "question__article__slug": null, "question__title": "Construct the Rectangle", "question__title_slug": "construct-the-rectangle", "question__hide": false, "total_acs": 57303, "total_submitted": 115493, "frontend_question_id": 492, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.20620704178331145, "progress": 4.078164984346704}, {"stat": {"question_id": 491, "question__article__live": null, "question__article__slug": null, "question__title": "Increasing Subsequences", "question__title_slug": "increasing-subsequences", "question__hide": false, "total_acs": 48545, "total_submitted": 105076, "frontend_question_id": 491, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.7091475219063864, "progress": 14.024839149837979}, {"stat": {"question_id": 490, "question__article__live": true, "question__article__slug": "the-maze", "question__title": "The Maze", "question__title_slug": "the-maze", "question__hide": false, "total_acs": 66945, "total_submitted": 130071, "frontend_question_id": 490, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.7692036636849364, "progress": 34.989612231572856}, {"stat": {"question_id": 488, "question__article__live": null, "question__article__slug": null, "question__title": "Zuma Game", "question__title_slug": "zuma-game", "question__hide": false, "total_acs": 14033, "total_submitted": 35235, "frontend_question_id": 488, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.22440062250426088, "progress": 4.437980164247442}, {"stat": {"question_id": 487, "question__article__live": null, "question__article__slug": null, "question__title": "Max Consecutive Ones II", "question__title_slug": "max-consecutive-ones-ii", "question__hide": false, "total_acs": 40288, "total_submitted": 83177, "frontend_question_id": 487, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.3162868830334443, "progress": 6.2552184456949265}, {"stat": {"question_id": 486, "question__article__live": true, "question__article__slug": "predict-the-winner", "question__title": "Predict the Winner", "question__title_slug": "predict-the-winner", "question__hide": false, "total_acs": 71450, "total_submitted": 149189, "frontend_question_id": 486, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.37908520002238966, "progress": 7.497183294253984}, {"stat": {"question_id": 485, "question__article__live": true, "question__article__slug": "max-consecutive-ones", "question__title": "Max Consecutive Ones", "question__title_slug": "max-consecutive-ones", "question__hide": false, "total_acs": 257264, "total_submitted": 472171, "frontend_question_id": 485, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.5699648255054796, "progress": 11.27221734807818}, {"stat": {"question_id": 484, "question__article__live": true, "question__article__slug": "find-permutation", "question__title": "Find Permutation", "question__title_slug": "find-permutation", "question__hide": false, "total_acs": 22736, "total_submitted": 35819, "frontend_question_id": 484, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.7472144018302211, "progress": 14.77768936982148}, {"stat": {"question_id": 483, "question__article__live": null, "question__article__slug": null, "question__title": "Smallest Good Base", "question__title_slug": "smallest-good-base", "question__hide": false, "total_acs": 12947, "total_submitted": 36235, "frontend_question_id": 483, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.36772478012531734, "progress": 7.272507811636856}, {"stat": {"question_id": 482, "question__article__live": null, "question__article__slug": null, "question__title": "License Key Formatting", "question__title_slug": "license-key-formatting", "question__hide": false, "total_acs": 136748, "total_submitted": 317518, "frontend_question_id": 482, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.2538008523846355, "progress": 5.019429696683298}, {"stat": {"question_id": 481, "question__article__live": null, "question__article__slug": null, "question__title": "Magical String", "question__title_slug": "magical-string", "question__hide": false, "total_acs": 22540, "total_submitted": 47386, "frontend_question_id": 481, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 480, "question__article__live": true, "question__article__slug": "sliding-window-median", "question__title": "Sliding Window Median", "question__title_slug": "sliding-window-median", "question__hide": false, "total_acs": 55609, "total_submitted": 149008, "frontend_question_id": 480, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.5519528990732425, "progress": 50.470075438252216}, {"stat": {"question_id": 479, "question__article__live": null, "question__article__slug": null, "question__title": "Largest Palindrome Product", "question__title_slug": "largest-palindrome-product", "question__hide": false, "total_acs": 17080, "total_submitted": 58858, "frontend_question_id": 479, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.8430873278508602, "progress": 16.673772095527287}, {"stat": {"question_id": 477, "question__article__live": true, "question__article__slug": "total-hamming-distance", "question__title": "Total Hamming Distance", "question__title_slug": "total-hamming-distance", "question__hide": false, "total_acs": 64544, "total_submitted": 127993, "frontend_question_id": 477, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.6931471805599453, "progress": 13.708399753528614}, {"stat": {"question_id": 476, "question__article__live": true, "question__article__slug": "number-complement", "question__title": "Number Complement", "question__title_slug": "number-complement", "question__hide": false, "total_acs": 194059, "total_submitted": 299461, "frontend_question_id": 476, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.02960986116720276, "progress": 0.5855954188525982}, {"stat": {"question_id": 475, "question__article__live": null, "question__article__slug": null, "question__title": "Heaters", "question__title_slug": "heaters", "question__hide": false, "total_acs": 66589, "total_submitted": 200738, "frontend_question_id": 475, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.44798111438967503, "progress": 8.859740572159472}, {"stat": {"question_id": 474, "question__article__live": true, "question__article__slug": "ones-and-zeroes", "question__title": "Ones and Zeroes", "question__title_slug": "ones-and-zeroes", "question__hide": false, "total_acs": 50455, "total_submitted": 117624, "frontend_question_id": 474, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 473, "question__article__live": true, "question__article__slug": "matchsticks-to-square", "question__title": "Matchsticks to Square", "question__title_slug": "matchsticks-to-square", "question__hide": false, "total_acs": 37142, "total_submitted": 98558, "frontend_question_id": 473, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.9695769240315941, "progress": 19.175361942155753}, {"stat": {"question_id": 472, "question__article__live": null, "question__article__slug": null, "question__title": "Concatenated Words", "question__title_slug": "concatenated-words", "question__hide": false, "total_acs": 66660, "total_submitted": 152027, "frontend_question_id": 472, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.976681429713503, "progress": 58.86994872352195}, {"stat": {"question_id": 471, "question__article__live": null, "question__article__slug": null, "question__title": "Encode String with Shortest Length", "question__title_slug": "encode-string-with-shortest-length", "question__hide": false, "total_acs": 15910, "total_submitted": 33763, "frontend_question_id": 471, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0.7537718023763802, "progress": 14.90737534496768}, {"stat": {"question_id": 469, "question__article__live": null, "question__article__slug": null, "question__title": "Convex Polygon", "question__title_slug": "convex-polygon", "question__hide": false, "total_acs": 8362, "total_submitted": 22595, "frontend_question_id": 469, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 468, "question__article__live": true, "question__article__slug": "validate-ip-address", "question__title": "Validate IP Address", "question__title_slug": "validate-ip-address", "question__hide": false, "total_acs": 80089, "total_submitted": 332185, "frontend_question_id": 468, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.9079427496121024, "progress": 37.733460731096926}, {"stat": {"question_id": 467, "question__article__live": null, "question__article__slug": null, "question__title": "Unique Substrings in Wraparound String", "question__title_slug": "unique-substrings-in-wraparound-string", "question__hide": false, "total_acs": 25624, "total_submitted": 71962, "frontend_question_id": 467, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.0453452594866224, "progress": 20.673835369167197}, {"stat": {"question_id": 466, "question__article__live": true, "question__article__slug": "count-the-repetitions", "question__title": "Count The Repetitions", "question__title_slug": "count-the-repetitions", "question__hide": false, "total_acs": 10798, "total_submitted": 38194, "frontend_question_id": 466, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.2833463918674481, "progress": 25.380793365928007}, {"stat": {"question_id": 465, "question__article__live": null, "question__article__slug": null, "question__title": "Optimal Account Balancing", "question__title_slug": "optimal-account-balancing", "question__hide": false, "total_acs": 34988, "total_submitted": 74493, "frontend_question_id": 465, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": true, "is_favor": true, "frequency": 2.6781010332288027, "progress": 52.96491217663324}, {"stat": {"question_id": 464, "question__article__live": null, "question__article__slug": null, "question__title": "Can I Win", "question__title_slug": "can-i-win", "question__hide": false, "total_acs": 52434, "total_submitted": 181728, "frontend_question_id": 464, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.8862670328524526, "progress": 17.52773886333999}, {"stat": {"question_id": 463, "question__article__live": true, "question__article__slug": "island-perimeter", "question__title": "Island Perimeter", "question__title_slug": "island-perimeter", "question__hide": false, "total_acs": 233385, "total_submitted": 355161, "frontend_question_id": 463, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 2.3504095400435188, "progress": 46.48414429586988}, {"stat": {"question_id": 462, "question__article__live": true, "question__article__slug": "minimum-moves-to-equal-array-elements-ii", "question__title": "Minimum Moves to Equal Array Elements II", "question__title_slug": "minimum-moves-to-equal-array-elements-ii", "question__hide": false, "total_acs": 46386, "total_submitted": 86241, "frontend_question_id": 462, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.3308542443169896, "progress": 6.543317737489773}, {"stat": {"question_id": 461, "question__article__live": true, "question__article__slug": "hamming-distance", "question__title": "Hamming Distance", "question__title_slug": "hamming-distance", "question__hide": false, "total_acs": 357573, "total_submitted": 490830, "frontend_question_id": 461, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.892368884983885, "progress": 17.648415439109982}, {"stat": {"question_id": 460, "question__article__live": null, "question__article__slug": null, "question__title": "LFU Cache", "question__title_slug": "lfu-cache", "question__hide": false, "total_acs": 77929, "total_submitted": 226966, "frontend_question_id": 460, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": true, "frequency": 3.1640203634289814, "progress": 62.57495837341618}, {"stat": {"question_id": 459, "question__article__live": true, "question__article__slug": "repeated-substring-pattern", "question__title": "Repeated Substring Pattern", "question__title_slug": "repeated-substring-pattern", "question__hide": false, "total_acs": 130794, "total_submitted": 310196, "frontend_question_id": 459, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.3667679387695353, "progress": 27.03062466448098}, {"stat": {"question_id": 458, "question__article__live": true, "question__article__slug": "poor-pigs", "question__title": "Poor Pigs", "question__title_slug": "poor-pigs", "question__hide": false, "total_acs": 18779, "total_submitted": 39541, "frontend_question_id": 458, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 457, "question__article__live": null, "question__article__slug": null, "question__title": "Circular Array Loop", "question__title_slug": "circular-array-loop", "question__hide": false, "total_acs": 35346, "total_submitted": 120120, "frontend_question_id": 457, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.0131945375137579, "progress": 20.037989243655232}, {"stat": {"question_id": 456, "question__article__live": true, "question__article__slug": "132-pattern", "question__title": "132 Pattern", "question__title_slug": "132-pattern", "question__hide": false, "total_acs": 57884, "total_submitted": 200483, "frontend_question_id": 456, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.4864239968958122, "progress": 29.39706735332144}, {"stat": {"question_id": 455, "question__article__live": null, "question__article__slug": null, "question__title": "Assign Cookies", "question__title_slug": "assign-cookies", "question__hide": false, "total_acs": 98943, "total_submitted": 198249, "frontend_question_id": 455, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.3282819963209323, "progress": 6.492446285099702}, {"stat": {"question_id": 454, "question__article__live": true, "question__article__slug": "4sum-ii", "question__title": "4Sum II", "question__title_slug": "4sum-ii", "question__hide": false, "total_acs": 114824, "total_submitted": 215764, "frontend_question_id": 454, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.8762898678229197, "progress": 17.33042006804276}, {"stat": {"question_id": 453, "question__article__live": true, "question__article__slug": "minimum-moves-to-equal-array-elements", "question__title": "Minimum Moves to Equal Array Elements", "question__title_slug": "minimum-moves-to-equal-array-elements", "question__hide": false, "total_acs": 75086, "total_submitted": 149544, "frontend_question_id": 453, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.9092785481718064, "progress": 37.75987887310224}, {"stat": {"question_id": 452, "question__article__live": true, "question__article__slug": "minimum-number-of-arrows-to-burst-balloons", "question__title": "Minimum Number of Arrows to Burst Balloons", "question__title_slug": "minimum-number-of-arrows-to-burst-balloons", "question__hide": false, "total_acs": 69344, "total_submitted": 139790, "frontend_question_id": 452, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.3638673253324463, "progress": 26.973259115516402}, {"stat": {"question_id": 451, "question__article__live": true, "question__article__slug": "sort-characters-by-frequency", "question__title": "Sort Characters By Frequency", "question__title_slug": "sort-characters-by-frequency", "question__hide": false, "total_acs": 204994, "total_submitted": 324882, "frontend_question_id": 451, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.4067939451862612, "progress": 27.822220608151316}, {"stat": {"question_id": 450, "question__article__live": true, "question__article__slug": "delete-node-in-a-bst", "question__title": "Delete Node in a BST", "question__title_slug": "delete-node-in-a-bst", "question__hide": false, "total_acs": 116988, "total_submitted": 270769, "frontend_question_id": 450, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.6328636279158923, "progress": 32.2932098438107}, {"stat": {"question_id": 449, "question__article__live": true, "question__article__slug": "serialize-and-deserialize-bst", "question__title": "Serialize and Deserialize BST", "question__title_slug": "serialize-and-deserialize-bst", "question__hide": false, "total_acs": 107020, "total_submitted": 205221, "frontend_question_id": 449, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.8473636616318605, "progress": 36.53538566417322}, {"stat": {"question_id": 448, "question__article__live": true, "question__article__slug": "find-all-numbers-disappeared-in-an-array", "question__title": "Find All Numbers Disappeared in an Array", "question__title_slug": "find-all-numbers-disappeared-in-an-array", "question__hide": false, "total_acs": 276708, "total_submitted": 494638, "frontend_question_id": 448, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.8237546460652785, "progress": 36.06846921085585}, {"stat": {"question_id": 447, "question__article__live": null, "question__article__slug": null, "question__title": "Number of Boomerangs", "question__title_slug": "number-of-boomerangs", "question__hide": false, "total_acs": 68758, "total_submitted": 132494, "frontend_question_id": 447, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.19933290262049122, "progress": 3.94221485680063}, {"stat": {"question_id": 446, "question__article__live": true, "question__article__slug": "arithmetic-slices-ii-subsequence", "question__title": "Arithmetic Slices II - Subsequence", "question__title_slug": "arithmetic-slices-ii-subsequence", "question__hide": false, "total_acs": 21654, "total_submitted": 66092, "frontend_question_id": 446, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.032514536981985, "progress": 20.420081652563926}, {"stat": {"question_id": 445, "question__article__live": null, "question__article__slug": null, "question__title": "Add Two Numbers II", "question__title_slug": "add-two-numbers-ii", "question__hide": false, "total_acs": 167030, "total_submitted": 305740, "frontend_question_id": 445, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 3.171110657252039, "progress": 62.715183400398075}, {"stat": {"question_id": 444, "question__article__live": null, "question__article__slug": null, "question__title": "Sequence Reconstruction", "question__title_slug": "sequence-reconstruction", "question__hide": false, "total_acs": 27856, "total_submitted": 124588, "frontend_question_id": 444, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.436304781694552, "progress": 28.405857612329665}, {"stat": {"question_id": 443, "question__article__live": true, "question__article__slug": "string-compression", "question__title": "String Compression", "question__title_slug": "string-compression", "question__hide": false, "total_acs": 118365, "total_submitted": 286034, "frontend_question_id": 443, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 2.8017982593359454, "progress": 55.41127720766388}, {"stat": {"question_id": 442, "question__article__live": true, "question__article__slug": "find-all-duplicates-in-an-array", "question__title": "Find All Duplicates in an Array", "question__title_slug": "find-all-duplicates-in-an-array", "question__hide": false, "total_acs": 217662, "total_submitted": 321013, "frontend_question_id": 442, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.3200947100322429, "progress": 26.10756633680832}, {"stat": {"question_id": 441, "question__article__live": true, "question__article__slug": "arranging-coins", "question__title": "Arranging Coins", "question__title_slug": "arranging-coins", "question__hide": false, "total_acs": 166056, "total_submitted": 396505, "frontend_question_id": 441, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.2992784874880326, "progress": 5.918842720824651}, {"stat": {"question_id": 440, "question__article__live": null, "question__article__slug": null, "question__title": "K-th Smallest in Lexicographical Order", "question__title_slug": "k-th-smallest-in-lexicographical-order", "question__hide": false, "total_acs": 12945, "total_submitted": 44367, "frontend_question_id": 440, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.678000583871397, "progress": 33.18588524270018}, {"stat": {"question_id": 439, "question__article__live": null, "question__article__slug": null, "question__title": "Ternary Expression Parser", "question__title_slug": "ternary-expression-parser", "question__hide": false, "total_acs": 19556, "total_submitted": 34966, "frontend_question_id": 439, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 438, "question__article__live": true, "question__article__slug": "find-all-anagrams-in-a-string", "question__title": "Find All Anagrams in a String", "question__title_slug": "find-all-anagrams-in-a-string", "question__hide": false, "total_acs": 284679, "total_submitted": 655828, "frontend_question_id": 438, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.9207612722510237, "progress": 57.76401351340298}, {"stat": {"question_id": 437, "question__article__live": true, "question__article__slug": "path-sum-iii", "question__title": "Path Sum III", "question__title_slug": "path-sum-iii", "question__hide": false, "total_acs": 218673, "total_submitted": 462542, "frontend_question_id": 437, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.7806927292758148, "progress": 15.439791602327116}, {"stat": {"question_id": 436, "question__article__live": true, "question__article__slug": "find-right-interval", "question__title": "Find Right Interval", "question__title_slug": "find-right-interval", "question__hide": false, "total_acs": 36803, "total_submitted": 80853, "frontend_question_id": 436, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.6742532311999836, "progress": 13.3347333547992}, {"stat": {"question_id": 435, "question__article__live": true, "question__article__slug": "non-overlapping-intervals", "question__title": "Non-overlapping Intervals", "question__title_slug": "non-overlapping-intervals", "question__hide": false, "total_acs": 102210, "total_submitted": 234904, "frontend_question_id": 435, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.45618155940016, "progress": 28.798961446901107}, {"stat": {"question_id": 434, "question__article__live": true, "question__article__slug": "number-of-segments-in-a-string", "question__title": "Number of Segments in a String", "question__title_slug": "number-of-segments-in-a-string", "question__hide": false, "total_acs": 78896, "total_submitted": 208981, "frontend_question_id": 434, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.24155230072427963, "progress": 4.777189596353865}, {"stat": {"question_id": 433, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Genetic Mutation", "question__title_slug": "minimum-genetic-mutation", "question__hide": false, "total_acs": 31963, "total_submitted": 76280, "frontend_question_id": 433, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.34984539283307103, "progress": 6.918906447851065}, {"stat": {"question_id": 432, "question__article__live": null, "question__article__slug": null, "question__title": "All O`one Data Structure", "question__title_slug": "all-oone-data-structure", "question__hide": false, "total_acs": 32824, "total_submitted": 101012, "frontend_question_id": 432, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.6328396930043882, "progress": 52.06977682503949}, {"stat": {"question_id": 425, "question__article__live": true, "question__article__slug": "word-squares", "question__title": "Word Squares", "question__title_slug": "word-squares", "question__hide": false, "total_acs": 37088, "total_submitted": 77788, "frontend_question_id": 425, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0.9084047340753654, "progress": 17.965557073525474}, {"stat": {"question_id": 424, "question__article__live": null, "question__article__slug": null, "question__title": "Longest Repeating Character Replacement", "question__title_slug": "longest-repeating-character-replacement", "question__hide": false, "total_acs": 74575, "total_submitted": 158561, "frontend_question_id": 424, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.235619463677109, "progress": 24.436895981663106}, {"stat": {"question_id": 423, "question__article__live": true, "question__article__slug": "reconstruct-original-digits-from-english", "question__title": "Reconstruct Original Digits from English", "question__title_slug": "reconstruct-original-digits-from-english", "question__hide": false, "total_acs": 24241, "total_submitted": 51644, "frontend_question_id": 423, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 422, "question__article__live": null, "question__article__slug": null, "question__title": "Valid Word Square", "question__title_slug": "valid-word-square", "question__hide": false, "total_acs": 29855, "total_submitted": 79091, "frontend_question_id": 422, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.32781417387809836, "progress": 6.483194141774443}, {"stat": {"question_id": 421, "question__article__live": true, "question__article__slug": "maximum-xor-of-two-numbers-in-an-array", "question__title": "Maximum XOR of Two Numbers in an Array", "question__title_slug": "maximum-xor-of-two-numbers-in-an-array", "question__hide": false, "total_acs": 52535, "total_submitted": 98105, "frontend_question_id": 421, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.9365404041864962, "progress": 38.29903769932816}, {"stat": {"question_id": 420, "question__article__live": null, "question__article__slug": null, "question__title": "Strong Password Checker", "question__title_slug": "strong-password-checker", "question__hide": false, "total_acs": 11156, "total_submitted": 80303, "frontend_question_id": 420, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.9008981708831523, "progress": 57.37118015631469}, {"stat": {"question_id": 419, "question__article__live": null, "question__article__slug": null, "question__title": "Battleships in a Board", "question__title_slug": "battleships-in-a-board", "question__hide": false, "total_acs": 97398, "total_submitted": 138928, "frontend_question_id": 419, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.333662586631524, "progress": 46.15293912261954}, {"stat": {"question_id": 418, "question__article__live": null, "question__article__slug": null, "question__title": "Sentence Screen Fitting", "question__title_slug": "sentence-screen-fitting", "question__hide": false, "total_acs": 44364, "total_submitted": 135745, "frontend_question_id": 418, "is_new_question": false}, "status": "notac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.687080427877708, "progress": 13.58841734098137}, {"stat": {"question_id": 417, "question__article__live": null, "question__article__slug": null, "question__title": "Pacific Atlantic Water Flow", "question__title_slug": "pacific-atlantic-water-flow", "question__hide": false, "total_acs": 79773, "total_submitted": 193461, "frontend_question_id": 417, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.130644252254652, "progress": 42.13783733329182}, {"stat": {"question_id": 416, "question__article__live": null, "question__article__slug": null, "question__title": "Partition Equal Subset Sum", "question__title_slug": "partition-equal-subset-sum", "question__hide": false, "total_acs": 193347, "total_submitted": 441813, "frontend_question_id": 416, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.7409468246230786, "progress": 34.43077558548255}, {"stat": {"question_id": 415, "question__article__live": true, "question__article__slug": "add-strings", "question__title": "Add Strings", "question__title_slug": "add-strings", "question__hide": false, "total_acs": 203616, "total_submitted": 427913, "frontend_question_id": 415, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 3.8363738545314114, "progress": 75.87212049166496}, {"stat": {"question_id": 414, "question__article__live": true, "question__article__slug": "third-maximum-number", "question__title": "Third Maximum Number", "question__title_slug": "third-maximum-number", "question__hide": false, "total_acs": 161529, "total_submitted": 529837, "frontend_question_id": 414, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.1762116388991122, "progress": 23.2619850343424}, {"stat": {"question_id": 413, "question__article__live": true, "question__article__slug": "arithmetic-slices", "question__title": "Arithmetic Slices", "question__title_slug": "arithmetic-slices", "question__hide": false, "total_acs": 92227, "total_submitted": 159169, "frontend_question_id": 413, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.0353105595576317, "progress": 20.47537870384226}, {"stat": {"question_id": 412, "question__article__live": true, "question__article__slug": "fizz-buzz", "question__title": "Fizz Buzz", "question__title_slug": "fizz-buzz", "question__hide": false, "total_acs": 351882, "total_submitted": 564634, "frontend_question_id": 412, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 3.132759289066384, "progress": 61.956706844583465}, {"stat": {"question_id": 411, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Unique Word Abbreviation", "question__title_slug": "minimum-unique-word-abbreviation", "question__hide": false, "total_acs": 11247, "total_submitted": 30955, "frontend_question_id": 411, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 410, "question__article__live": true, "question__article__slug": "split-array-largest-sum", "question__title": "Split Array Largest Sum", "question__title_slug": "split-array-largest-sum", "question__hide": false, "total_acs": 95804, "total_submitted": 214470, "frontend_question_id": 410, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.33055696894518, "progress": 46.09151919634697}, {"stat": {"question_id": 409, "question__article__live": true, "question__article__slug": "longest-palindrome", "question__title": "Longest Palindrome", "question__title_slug": "longest-palindrome", "question__hide": false, "total_acs": 173028, "total_submitted": 334502, "frontend_question_id": 409, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.9679921062510455, "progress": 19.144018936973634}, {"stat": {"question_id": 408, "question__article__live": null, "question__article__slug": null, "question__title": "Valid Word Abbreviation", "question__title_slug": "valid-word-abbreviation", "question__hide": false, "total_acs": 32535, "total_submitted": 106138, "frontend_question_id": 408, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 1.1597667118214403, "progress": 22.936753048090587}, {"stat": {"question_id": 407, "question__article__live": null, "question__article__slug": null, "question__title": "Trapping Rain Water II", "question__title_slug": "trapping-rain-water-ii", "question__hide": false, "total_acs": 42854, "total_submitted": 100843, "frontend_question_id": 407, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.4142663725918734, "progress": 47.747043449351004}, {"stat": {"question_id": 406, "question__article__live": true, "question__article__slug": "queue-reconstruction-by-height", "question__title": "Queue Reconstruction by Height", "question__title_slug": "queue-reconstruction-by-height", "question__hide": false, "total_acs": 165795, "total_submitted": 247686, "frontend_question_id": 406, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.382541849401897, "progress": 47.11962627436234}, {"stat": {"question_id": 405, "question__article__live": null, "question__article__slug": null, "question__title": "Convert a Number to Hexadecimal", "question__title_slug": "convert-a-number-to-hexadecimal", "question__hide": false, "total_acs": 68254, "total_submitted": 155283, "frontend_question_id": 405, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.3704034385719028, "progress": 7.32548374779993}, {"stat": {"question_id": 404, "question__article__live": true, "question__article__slug": "sum-of-left-leaves", "question__title": "Sum of Left Leaves", "question__title_slug": "sum-of-left-leaves", "question__hide": false, "total_acs": 184727, "total_submitted": 362378, "frontend_question_id": 404, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.6132925665576114, "progress": 12.129111830834619}, {"stat": {"question_id": 403, "question__article__live": true, "question__article__slug": "frog-jump", "question__title": "Frog Jump", "question__title_slug": "frog-jump", "question__hide": false, "total_acs": 91139, "total_submitted": 228857, "frontend_question_id": 403, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.7967339680416496, "progress": 55.31112051442819}, {"stat": {"question_id": 402, "question__article__live": true, "question__article__slug": "remove-k-digits", "question__title": "Remove K Digits", "question__title_slug": "remove-k-digits", "question__hide": false, "total_acs": 150146, "total_submitted": 528664, "frontend_question_id": 402, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.9854780383427015, "progress": 39.26687926432343}, {"stat": {"question_id": 401, "question__article__live": null, "question__article__slug": null, "question__title": "Binary Watch", "question__title_slug": "binary-watch", "question__hide": false, "total_acs": 85009, "total_submitted": 178630, "frontend_question_id": 401, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.9035818272591033, "progress": 17.870174250850024}, {"stat": {"question_id": 400, "question__article__live": null, "question__article__slug": null, "question__title": "Nth Digit", "question__title_slug": "nth-digit", "question__hide": false, "total_acs": 59723, "total_submitted": 187917, "frontend_question_id": 400, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.5768300980750056, "progress": 31.18503246359019}, {"stat": {"question_id": 399, "question__article__live": null, "question__article__slug": null, "question__title": "Evaluate Division", "question__title_slug": "evaluate-division", "question__hide": false, "total_acs": 134004, "total_submitted": 259141, "frontend_question_id": 399, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.1922143716910845, "progress": 43.35551206930573}, {"stat": {"question_id": 398, "question__article__live": null, "question__article__slug": null, "question__title": "Random Pick Index", "question__title_slug": "random-pick-index", "question__hide": false, "total_acs": 93173, "total_submitted": 166061, "frontend_question_id": 398, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.5243056465517455, "progress": 30.146254266823924}, {"stat": {"question_id": 397, "question__article__live": null, "question__article__slug": null, "question__title": "Integer Replacement", "question__title_slug": "integer-replacement", "question__hide": false, "total_acs": 56191, "total_submitted": 170752, "frontend_question_id": 397, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.9978075895461441, "progress": 19.73368095294503}, {"stat": {"question_id": 396, "question__article__live": null, "question__article__slug": null, "question__title": "Rotate Function", "question__title_slug": "rotate-function", "question__hide": false, "total_acs": 44195, "total_submitted": 121754, "frontend_question_id": 396, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.22094333040460734, "progress": 4.369605158915269}, {"stat": {"question_id": 395, "question__article__live": null, "question__article__slug": null, "question__title": "Longest Substring with At Least K Repeating Characters", "question__title_slug": "longest-substring-with-at-least-k-repeating-characters", "question__hide": false, "total_acs": 82517, "total_submitted": 199003, "frontend_question_id": 395, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.2670750010870586, "progress": 44.83603375696774}, {"stat": {"question_id": 394, "question__article__live": null, "question__article__slug": null, "question__title": "Decode String", "question__title_slug": "decode-string", "question__hide": false, "total_acs": 222440, "total_submitted": 443584, "frontend_question_id": 394, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 3.784428067593562, "progress": 74.8447865677494}, {"stat": {"question_id": 393, "question__article__live": true, "question__article__slug": "utf-8-validation", "question__title": "UTF-8 Validation", "question__title_slug": "utf-8-validation", "question__hide": false, "total_acs": 49520, "total_submitted": 131914, "frontend_question_id": 393, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.612792239255653, "progress": 51.673297523477544}, {"stat": {"question_id": 392, "question__article__live": true, "question__article__slug": "is-subsequence", "question__title": "Is Subsequence", "question__title_slug": "is-subsequence", "question__hide": false, "total_acs": 226916, "total_submitted": 460962, "frontend_question_id": 392, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.9223330463301177, "progress": 18.241017866896765}, {"stat": {"question_id": 391, "question__article__live": null, "question__article__slug": null, "question__title": "Perfect Rectangle", "question__title_slug": "perfect-rectangle", "question__hide": false, "total_acs": 25600, "total_submitted": 84101, "frontend_question_id": 391, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.5425923334457429, "progress": 10.730870468325985}, {"stat": {"question_id": 390, "question__article__live": null, "question__article__slug": null, "question__title": "Elimination Game", "question__title_slug": "elimination-game", "question__hide": false, "total_acs": 32769, "total_submitted": 73658, "frontend_question_id": 390, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.6849166814234299, "progress": 13.545624840063223}, {"stat": {"question_id": 389, "question__article__live": true, "question__article__slug": "find-the-difference", "question__title": "Find the Difference", "question__title_slug": "find-the-difference", "question__hide": false, "total_acs": 202475, "total_submitted": 365787, "frontend_question_id": 389, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.6519733417857819, "progress": 12.89410308301831}, {"stat": {"question_id": 388, "question__article__live": null, "question__article__slug": null, "question__title": "Longest Absolute File Path", "question__title_slug": "longest-absolute-file-path", "question__hide": false, "total_acs": 88019, "total_submitted": 210605, "frontend_question_id": 388, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.5376417656113672, "progress": 30.4100032314843}, {"stat": {"question_id": 387, "question__article__live": true, "question__article__slug": "first-unique-character-in-a-string", "question__title": "First Unique Character in a String", "question__title_slug": "first-unique-character-in-a-string", "question__hide": false, "total_acs": 567132, "total_submitted": 1062305, "frontend_question_id": 387, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 2.87505325754676, "progress": 56.86004426260109}, {"stat": {"question_id": 386, "question__article__live": null, "question__article__slug": null, "question__title": "Lexicographical Numbers", "question__title_slug": "lexicographical-numbers", "question__hide": false, "total_acs": 55346, "total_submitted": 106942, "frontend_question_id": 386, "is_new_question": false}, "status": "notac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.9731781062762064, "progress": 19.246582668689722}, {"stat": {"question_id": 385, "question__article__live": null, "question__article__slug": null, "question__title": "Mini Parser", "question__title_slug": "mini-parser", "question__hide": false, "total_acs": 38860, "total_submitted": 114828, "frontend_question_id": 385, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.5010216236693699, "progress": 9.90872486399404}, {"stat": {"question_id": 384, "question__article__live": true, "question__article__slug": "shuffle-an-array", "question__title": "Shuffle an Array", "question__title_slug": "shuffle-an-array", "question__hide": false, "total_acs": 134120, "total_submitted": 253822, "frontend_question_id": 384, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.181704151533855, "progress": 43.147651021243036}, {"stat": {"question_id": 383, "question__article__live": true, "question__article__slug": "ransom-note", "question__title": "Ransom Note", "question__title_slug": "ransom-note", "question__hide": false, "total_acs": 229978, "total_submitted": 433176, "frontend_question_id": 383, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.5051452025371042, "progress": 29.76731739255773}, {"stat": {"question_id": 382, "question__article__live": null, "question__article__slug": null, "question__title": "Linked List Random Node", "question__title_slug": "linked-list-random-node", "question__hide": false, "total_acs": 72119, "total_submitted": 138373, "frontend_question_id": 382, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.6314473591904302, "progress": 12.48815989715157}, {"stat": {"question_id": 381, "question__article__live": true, "question__article__slug": "insert-delete-getrandom-o1-duplicates-allowed", "question__title": "Insert Delete GetRandom O(1) - Duplicates allowed", "question__title_slug": "insert-delete-getrandom-o1-duplicates-allowed", "question__hide": false, "total_acs": 68028, "total_submitted": 199195, "frontend_question_id": 381, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.08768748239186, "progress": 21.51123921977381}, {"stat": {"question_id": 380, "question__article__live": true, "question__article__slug": "insert-delete-getrandom-o1", "question__title": "Insert Delete GetRandom O(1)", "question__title_slug": "insert-delete-getrandom-o1", "question__hide": false, "total_acs": 254013, "total_submitted": 533340, "frontend_question_id": 380, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 3.6506746017204845, "progress": 72.19953887716959}, {"stat": {"question_id": 379, "question__article__live": null, "question__article__slug": null, "question__title": "Design Phone Directory", "question__title_slug": "design-phone-directory", "question__hide": false, "total_acs": 36729, "total_submitted": 78365, "frontend_question_id": 379, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.10058723690516862, "progress": 1.9893178422583047}, {"stat": {"question_id": 378, "question__article__live": true, "question__article__slug": "kth-smallest-element-in-a-sorted-matrix", "question__title": "Kth Smallest Element in a Sorted Matrix", "question__title_slug": "kth-smallest-element-in-a-sorted-matrix", "question__hide": false, "total_acs": 197470, "total_submitted": 362886, "frontend_question_id": 378, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.442431346477243, "progress": 48.30406327413979}, {"stat": {"question_id": 377, "question__article__live": null, "question__article__slug": null, "question__title": "Combination Sum IV", "question__title_slug": "combination-sum-iv", "question__hide": false, "total_acs": 129084, "total_submitted": 284597, "frontend_question_id": 377, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.2961277289270674, "progress": 5.856530041653581}, {"stat": {"question_id": 376, "question__article__live": true, "question__article__slug": "wiggle-subsequence", "question__title": "Wiggle Subsequence", "question__title_slug": "wiggle-subsequence", "question__hide": false, "total_acs": 70654, "total_submitted": 178176, "frontend_question_id": 376, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.5942232646406579, "progress": 11.751977477511339}, {"stat": {"question_id": 375, "question__article__live": true, "question__article__slug": "guess-higher-or-lower-number-ii", "question__title": "Guess Number Higher or Lower II", "question__title_slug": "guess-number-higher-or-lower-ii", "question__hide": false, "total_acs": 63869, "total_submitted": 158644, "frontend_question_id": 375, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.1138059511118703, "progress": 22.02778522934525}, {"stat": {"question_id": 374, "question__article__live": true, "question__article__slug": "guess-number-higher-or-lower", "question__title": "Guess Number Higher or Lower", "question__title_slug": "guess-number-higher-or-lower", "question__hide": false, "total_acs": 161161, "total_submitted": 373476, "frontend_question_id": 374, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.1329388000145885, "progress": 2.629136011030446}, {"stat": {"question_id": 373, "question__article__live": null, "question__article__slug": null, "question__title": "Find K Pairs with Smallest Sums", "question__title_slug": "find-k-pairs-with-smallest-sums", "question__hide": false, "total_acs": 105405, "total_submitted": 286641, "frontend_question_id": 373, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.7100043461272523, "progress": 33.818824939960066}, {"stat": {"question_id": 372, "question__article__live": null, "question__article__slug": null, "question__title": "Super Pow", "question__title_slug": "super-pow", "question__hide": false, "total_acs": 36183, "total_submitted": 99467, "frontend_question_id": 372, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.21459649073575138, "progress": 4.244083454734138}, {"stat": {"question_id": 371, "question__article__live": true, "question__article__slug": "sum-of-two-integers", "question__title": "Sum of Two Integers", "question__title_slug": "sum-of-two-integers", "question__hide": false, "total_acs": 193571, "total_submitted": 381931, "frontend_question_id": 371, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.7799959669775318, "progress": 35.20305204918375}, {"stat": {"question_id": 370, "question__article__live": true, "question__article__slug": "range-addition", "question__title": "Range Addition", "question__title_slug": "range-addition", "question__hide": false, "total_acs": 30979, "total_submitted": 49294, "frontend_question_id": 370, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.2295744416445002, "progress": 4.540302994111026}, {"stat": {"question_id": 369, "question__article__live": true, "question__article__slug": "plus-one-linked-list", "question__title": "Plus One Linked List", "question__title_slug": "plus-one-linked-list", "question__hide": false, "total_acs": 47217, "total_submitted": 81092, "frontend_question_id": 369, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.10969891725642447, "progress": 2.169519912157058}, {"stat": {"question_id": 368, "question__article__live": true, "question__article__slug": "largest-divisible-subset", "question__title": "Largest Divisible Subset", "question__title_slug": "largest-divisible-subset", "question__hide": false, "total_acs": 97409, "total_submitted": 257036, "frontend_question_id": 368, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.6169035153928704, "progress": 31.97756605456504}, {"stat": {"question_id": 367, "question__article__live": true, "question__article__slug": "valid-perfect-square", "question__title": "Valid Perfect Square", "question__title_slug": "valid-perfect-square", "question__hide": false, "total_acs": 230255, "total_submitted": 552545, "frontend_question_id": 367, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.4576850186005307, "progress": 9.051655077221582}, {"stat": {"question_id": 366, "question__article__live": null, "question__article__slug": null, "question__title": "Find Leaves of Binary Tree", "question__title_slug": "find-leaves-of-binary-tree", "question__hide": false, "total_acs": 73410, "total_submitted": 103868, "frontend_question_id": 366, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 2.3215222940137967, "progress": 45.91284006574366}, {"stat": {"question_id": 365, "question__article__live": null, "question__article__slug": null, "question__title": "Water and Jug Problem", "question__title_slug": "water-and-jug-problem", "question__hide": false, "total_acs": 40749, "total_submitted": 133095, "frontend_question_id": 365, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.1177741514030295, "progress": 41.88330482953159}, {"stat": {"question_id": 364, "question__article__live": null, "question__article__slug": null, "question__title": "Nested List Weight Sum II", "question__title_slug": "nested-list-weight-sum-ii", "question__hide": false, "total_acs": 64890, "total_submitted": 103334, "frontend_question_id": 364, "is_new_question": false}, "status": "notac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 2.320894705189382, "progress": 45.900428216244435}, {"stat": {"question_id": 363, "question__article__live": null, "question__article__slug": null, "question__title": "Max Sum of Rectangle No Larger Than K", "question__title_slug": "max-sum-of-rectangle-no-larger-than-k", "question__hide": false, "total_acs": 45051, "total_submitted": 120792, "frontend_question_id": 363, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.9435411814090775, "progress": 38.43749235289108}, {"stat": {"question_id": 362, "question__article__live": null, "question__article__slug": null, "question__title": "Design Hit Counter", "question__title_slug": "design-hit-counter", "question__hide": false, "total_acs": 89788, "total_submitted": 140883, "frontend_question_id": 362, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 3.3560112264026776, "progress": 66.37196941592268}, {"stat": {"question_id": 361, "question__article__live": null, "question__article__slug": null, "question__title": "Bomb Enemy", "question__title_slug": "bomb-enemy", "question__hide": false, "total_acs": 45994, "total_submitted": 99752, "frontend_question_id": 361, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.4871928820742655, "progress": 29.412273626514796}, {"stat": {"question_id": 360, "question__article__live": null, "question__article__slug": null, "question__title": "Sort Transformed Array", "question__title_slug": "sort-transformed-array", "question__hide": false, "total_acs": 35362, "total_submitted": 72298, "frontend_question_id": 360, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.14208251361377278, "progress": 2.809971603765795}, {"stat": {"question_id": 359, "question__article__live": true, "question__article__slug": "logger-rate-limiter", "question__title": "Logger Rate Limiter", "question__title_slug": "logger-rate-limiter", "question__hide": false, "total_acs": 108275, "total_submitted": 152909, "frontend_question_id": 359, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 1.8570558878300756, "progress": 36.727069212708216}, {"stat": {"question_id": 358, "question__article__live": null, "question__article__slug": null, "question__title": "Rearrange String k Distance Apart", "question__title_slug": "rearrange-string-k-distance-apart", "question__hide": false, "total_acs": 35706, "total_submitted": 102233, "frontend_question_id": 358, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0.7556675375412794, "progress": 14.944867375803419}, {"stat": {"question_id": 357, "question__article__live": null, "question__article__slug": null, "question__title": "Count Numbers with Unique Digits", "question__title_slug": "count-numbers-with-unique-digits", "question__hide": false, "total_acs": 79162, "total_submitted": 163647, "frontend_question_id": 357, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.48649100335475637, "progress": 9.621352199823995}, {"stat": {"question_id": 356, "question__article__live": null, "question__article__slug": null, "question__title": "Line Reflection", "question__title_slug": "line-reflection", "question__hide": false, "total_acs": 22817, "total_submitted": 71616, "frontend_question_id": 356, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.3266403133417946, "progress": 26.2370189975302}, {"stat": {"question_id": 355, "question__article__live": null, "question__article__slug": null, "question__title": "Design Twitter", "question__title_slug": "design-twitter", "question__hide": false, "total_acs": 53247, "total_submitted": 175538, "frontend_question_id": 355, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.8780695190539574, "progress": 17.365616302235352}, {"stat": {"question_id": 354, "question__article__live": true, "question__article__slug": "russian-doll-envelopes", "question__title": "Russian Doll Envelopes", "question__title_slug": "russian-doll-envelopes", "question__hide": false, "total_acs": 70339, "total_submitted": 197575, "frontend_question_id": 354, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.328006258953745, "progress": 26.264033359004003}, {"stat": {"question_id": 353, "question__article__live": null, "question__article__slug": null, "question__title": "Design Snake Game", "question__title_slug": "design-snake-game", "question__hide": false, "total_acs": 35354, "total_submitted": 103342, "frontend_question_id": 353, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 2.1048512572052043, "progress": 41.62772822963366}, {"stat": {"question_id": 352, "question__article__live": null, "question__article__slug": null, "question__title": "Data Stream as Disjoint Intervals", "question__title_slug": "data-stream-as-disjoint-intervals", "question__hide": false, "total_acs": 36807, "total_submitted": 77620, "frontend_question_id": 352, "is_new_question": false}, "status": "notac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.5705980791178364, "progress": 31.061781573256297}, {"stat": {"question_id": 351, "question__article__live": true, "question__article__slug": "android-unlock-patterns", "question__title": "Android Unlock Patterns", "question__title_slug": "android-unlock-patterns", "question__hide": false, "total_acs": 43863, "total_submitted": 90449, "frontend_question_id": 351, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.2992829841302609, "progress": 25.69597199403863}, {"stat": {"question_id": 350, "question__article__live": true, "question__article__slug": "intersection-of-two-arrays-ii", "question__title": "Intersection of Two Arrays II", "question__title_slug": "intersection-of-two-arrays-ii", "question__hide": false, "total_acs": 376132, "total_submitted": 731679, "frontend_question_id": 350, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.278859657433348, "progress": 25.292059038016752}, {"stat": {"question_id": 349, "question__article__live": true, "question__article__slug": "intersection-of-two-arrays", "question__title": "Intersection of Two Arrays", "question__title_slug": "intersection-of-two-arrays", "question__hide": false, "total_acs": 381372, "total_submitted": 608797, "frontend_question_id": 349, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 2.0945347786883173, "progress": 41.423698817808116}, {"stat": {"question_id": 348, "question__article__live": null, "question__article__slug": null, "question__title": "Design Tic-Tac-Toe", "question__title_slug": "design-tic-tac-toe", "question__hide": false, "total_acs": 98722, "total_submitted": 181279, "frontend_question_id": 348, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 3.1726921718498957, "progress": 62.74646107840284}, {"stat": {"question_id": 347, "question__article__live": true, "question__article__slug": "top-k-frequent-elements", "question__title": "Top K Frequent Elements", "question__title_slug": "top-k-frequent-elements", "question__hide": false, "total_acs": 442976, "total_submitted": 722773, "frontend_question_id": 347, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 3.228514209798791, "progress": 63.85045577494323}, {"stat": {"question_id": 346, "question__article__live": true, "question__article__slug": "moving-average-from-data-stream", "question__title": "Moving Average from Data Stream", "question__title_slug": "moving-average-from-data-stream", "question__hide": false, "total_acs": 132150, "total_submitted": 186059, "frontend_question_id": 346, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 1.3091315164224178, "progress": 25.890746814499355}, {"stat": {"question_id": 345, "question__article__live": null, "question__article__slug": null, "question__title": "Reverse Vowels of a String", "question__title_slug": "reverse-vowels-of-a-string", "question__hide": false, "total_acs": 228761, "total_submitted": 517244, "frontend_question_id": 345, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.9884249404778974, "progress": 19.548119923798673}, {"stat": {"question_id": 344, "question__article__live": true, "question__article__slug": "reverse-string", "question__title": "Reverse String", "question__title_slug": "reverse-string", "question__hide": false, "total_acs": 799048, "total_submitted": 1163995, "frontend_question_id": 344, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 2.438774157550824, "progress": 48.231734901200255}, {"stat": {"question_id": 343, "question__article__live": null, "question__article__slug": null, "question__title": "Integer Break", "question__title_slug": "integer-break", "question__hide": false, "total_acs": 111518, "total_submitted": 221101, "frontend_question_id": 343, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.8771387842647791, "progress": 17.3472091227612}, {"stat": {"question_id": 342, "question__article__live": true, "question__article__slug": "power-of-four", "question__title": "Power of Four", "question__title_slug": "power-of-four", "question__hide": false, "total_acs": 201578, "total_submitted": 485989, "frontend_question_id": 342, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.014891176522255715, "progress": 0.2945033988344806}, {"stat": {"question_id": 341, "question__article__live": true, "question__article__slug": "flatten-nested-iterator", "question__title": "Flatten Nested List Iterator", "question__title_slug": "flatten-nested-list-iterator", "question__hide": false, "total_acs": 176013, "total_submitted": 332086, "frontend_question_id": 341, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.9856291895202896, "progress": 59.04690893019969}, {"stat": {"question_id": 340, "question__article__live": true, "question__article__slug": "longest-substring-with-at-most-k-distinct-characters", "question__title": "Longest Substring with At Most K Distinct Characters", "question__title_slug": "longest-substring-with-at-most-k-distinct-characters", "question__hide": false, "total_acs": 143616, "total_submitted": 325326, "frontend_question_id": 340, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 2.5407791923212764, "progress": 50.24909258903841}, {"stat": {"question_id": 339, "question__article__live": true, "question__article__slug": "nested-list-weight-sum", "question__title": "Nested List Weight Sum", "question__title_slug": "nested-list-weight-sum", "question__hide": false, "total_acs": 94077, "total_submitted": 127038, "frontend_question_id": 339, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 1.9888242573127566, "progress": 39.33305757189052}, {"stat": {"question_id": 338, "question__article__live": true, "question__article__slug": "counting-bits", "question__title": "Counting Bits", "question__title_slug": "counting-bits", "question__hide": false, "total_acs": 297655, "total_submitted": 427749, "frontend_question_id": 338, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.4019504034023922, "progress": 27.726429686889027}, {"stat": {"question_id": 337, "question__article__live": null, "question__article__slug": null, "question__title": "House Robber III", "question__title_slug": "house-robber-iii", "question__hide": false, "total_acs": 162645, "total_submitted": 320997, "frontend_question_id": 337, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.1296410309068028, "progress": 22.340956241283287}, {"stat": {"question_id": 336, "question__article__live": true, "question__article__slug": "palindrome-pairs", "question__title": "Palindrome Pairs", "question__title_slug": "palindrome-pairs", "question__hide": false, "total_acs": 101649, "total_submitted": 301238, "frontend_question_id": 336, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.4122071285713362, "progress": 47.706317697280895}, {"stat": {"question_id": 335, "question__article__live": null, "question__article__slug": null, "question__title": "Self Crossing", "question__title_slug": "self-crossing", "question__hide": false, "total_acs": 22924, "total_submitted": 81652, "frontend_question_id": 335, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.4505139538541845, "progress": 28.68687298337048}, {"stat": {"question_id": 334, "question__article__live": true, "question__article__slug": "increasing-triplet-subsequence", "question__title": "Increasing Triplet Subsequence", "question__title_slug": "increasing-triplet-subsequence", "question__hide": false, "total_acs": 149806, "total_submitted": 374782, "frontend_question_id": 334, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.1786877151074973, "progress": 23.310954493407824}, {"stat": {"question_id": 333, "question__article__live": null, "question__article__slug": null, "question__title": "Largest BST Subtree", "question__title_slug": "largest-bst-subtree", "question__hide": false, "total_acs": 47429, "total_submitted": 132008, "frontend_question_id": 333, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.3284112570532844, "progress": 26.27204302275741}, {"stat": {"question_id": 332, "question__article__live": true, "question__article__slug": "reconstruct-itinerary", "question__title": "Reconstruct Itinerary", "question__title_slug": "reconstruct-itinerary", "question__hide": false, "total_acs": 167161, "total_submitted": 454894, "frontend_question_id": 332, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.9614324583022142, "progress": 58.56836920073256}, {"stat": {"question_id": 331, "question__article__live": true, "question__article__slug": "verify-preorder-serialization-of-a-binary-tree", "question__title": "Verify Preorder Serialization of a Binary Tree", "question__title_slug": "verify-preorder-serialization-of-a-binary-tree", "question__hide": false, "total_acs": 72878, "total_submitted": 180266, "frontend_question_id": 331, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 330, "question__article__live": true, "question__article__slug": "patching-array", "question__title": "Patching Array", "question__title_slug": "patching-array", "question__hide": false, "total_acs": 36811, "total_submitted": 106580, "frontend_question_id": 330, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 329, "question__article__live": true, "question__article__slug": "longest-increasing-path-in-a-matrix", "question__title": "Longest Increasing Path in a Matrix", "question__title_slug": "longest-increasing-path-in-a-matrix", "question__hide": false, "total_acs": 155319, "total_submitted": 357099, "frontend_question_id": 329, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.7591870452255822, "progress": 54.5685535071416}, {"stat": {"question_id": 328, "question__article__live": true, "question__article__slug": "odd-even-linked-list", "question__title": "Odd Even Linked List", "question__title_slug": "odd-even-linked-list", "question__hide": false, "total_acs": 294708, "total_submitted": 527510, "frontend_question_id": 328, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.2887559858656967, "progress": 25.48777912467029}, {"stat": {"question_id": 327, "question__article__live": null, "question__article__slug": null, "question__title": "Count of Range Sum", "question__title_slug": "count-of-range-sum", "question__hide": false, "total_acs": 43585, "total_submitted": 123841, "frontend_question_id": 327, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.7822749604559527, "progress": 15.471083452208559}, {"stat": {"question_id": 326, "question__article__live": true, "question__article__slug": "power-of-three", "question__title": "Power of Three", "question__title_slug": "power-of-three", "question__hide": false, "total_acs": 272659, "total_submitted": 648175, "frontend_question_id": 326, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.38821488377552327, "progress": 7.677741418157984}, {"stat": {"question_id": 325, "question__article__live": null, "question__article__slug": null, "question__title": "Maximum Size Subarray Sum Equals k", "question__title_slug": "maximum-size-subarray-sum-equals-k", "question__hide": false, "total_acs": 105368, "total_submitted": 225103, "frontend_question_id": 325, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.9035890466990335, "progress": 17.870317030004777}, {"stat": {"question_id": 324, "question__article__live": null, "question__article__slug": null, "question__title": "Wiggle Sort II", "question__title_slug": "wiggle-sort-ii", "question__hide": false, "total_acs": 84791, "total_submitted": 283026, "frontend_question_id": 324, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.2186217834981359, "progress": 24.100732175027176}, {"stat": {"question_id": 323, "question__article__live": null, "question__article__slug": null, "question__title": "Number of Connected Components in an Undirected Graph", "question__title_slug": "number-of-connected-components-in-an-undirected-graph", "question__hide": false, "total_acs": 102754, "total_submitted": 183113, "frontend_question_id": 323, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.3871259619994165, "progress": 27.433246111200837}, {"stat": {"question_id": 322, "question__article__live": true, "question__article__slug": "coin-change", "question__title": "Coin Change", "question__title_slug": "coin-change", "question__hide": false, "total_acs": 439517, "total_submitted": 1235257, "frontend_question_id": 322, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 3.6892973604095083, "progress": 72.96338273391801}, {"stat": {"question_id": 321, "question__article__live": null, "question__article__slug": null, "question__title": "Create Maximum Number", "question__title_slug": "create-maximum-number", "question__hide": false, "total_acs": 39550, "total_submitted": 146244, "frontend_question_id": 321, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.6214460620624969, "progress": 32.067404183309925}, {"stat": {"question_id": 320, "question__article__live": true, "question__article__slug": "generalized-abbreviation", "question__title": "Generalized Abbreviation", "question__title_slug": "generalized-abbreviation", "question__hide": false, "total_acs": 48027, "total_submitted": 92095, "frontend_question_id": 320, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.3943257524174577, "progress": 7.798596313819924}, {"stat": {"question_id": 319, "question__article__live": null, "question__article__slug": null, "question__title": "Bulb Switcher", "question__title_slug": "bulb-switcher", "question__hide": false, "total_acs": 80758, "total_submitted": 178116, "frontend_question_id": 319, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.2533143884155988, "progress": 24.786849222081493}, {"stat": {"question_id": 318, "question__article__live": true, "question__article__slug": "maximum-product-of-word-lengths", "question__title": "Maximum Product of Word Lengths", "question__title_slug": "maximum-product-of-word-lengths", "question__hide": false, "total_acs": 99076, "total_submitted": 193147, "frontend_question_id": 318, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 317, "question__article__live": null, "question__article__slug": null, "question__title": "Shortest Distance from All Buildings", "question__title_slug": "shortest-distance-from-all-buildings", "question__hide": false, "total_acs": 71563, "total_submitted": 172433, "frontend_question_id": 317, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 2.449151000740266, "progress": 48.436958147590204}, {"stat": {"question_id": 316, "question__article__live": true, "question__article__slug": "remove-duplicate-letters", "question__title": "Remove Duplicate Letters", "question__title_slug": "remove-duplicate-letters", "question__hide": false, "total_acs": 81288, "total_submitted": 226320, "frontend_question_id": 316, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.232720761756953, "progress": 44.15660857978524}, {"stat": {"question_id": 315, "question__article__live": null, "question__article__slug": null, "question__title": "Count of Smaller Numbers After Self", "question__title_slug": "count-of-smaller-numbers-after-self", "question__hide": false, "total_acs": 135152, "total_submitted": 325258, "frontend_question_id": 315, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.677462275052162, "progress": 52.95227943040444}, {"stat": {"question_id": 314, "question__article__live": true, "question__article__slug": "binary-tree-vertical-order-traversal", "question__title": "Binary Tree Vertical Order Traversal", "question__title_slug": "binary-tree-vertical-order-traversal", "question__hide": false, "total_acs": 125097, "total_submitted": 275785, "frontend_question_id": 314, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 2.629223598081552, "progress": 51.998261169866666}, {"stat": {"question_id": 313, "question__article__live": null, "question__article__slug": null, "question__title": "Super Ugly Number", "question__title_slug": "super-ugly-number", "question__hide": false, "total_acs": 78710, "total_submitted": 174387, "frontend_question_id": 313, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.7276616992939097, "progress": 14.390994782947358}, {"stat": {"question_id": 312, "question__article__live": true, "question__article__slug": "burst-balloons", "question__title": "Burst Balloons", "question__title_slug": "burst-balloons", "question__hide": false, "total_acs": 100405, "total_submitted": 193523, "frontend_question_id": 312, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.6398250839715893, "progress": 52.20792718400904}, {"stat": {"question_id": 311, "question__article__live": null, "question__article__slug": null, "question__title": "Sparse Matrix Multiplication", "question__title_slug": "sparse-matrix-multiplication", "question__hide": false, "total_acs": 102272, "total_submitted": 164900, "frontend_question_id": 311, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 2.516464305653537, "progress": 49.768216094476536}, {"stat": {"question_id": 310, "question__article__live": null, "question__article__slug": null, "question__title": "Minimum Height Trees", "question__title_slug": "minimum-height-trees", "question__hide": false, "total_acs": 98339, "total_submitted": 304294, "frontend_question_id": 310, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.0347192792784374, "progress": 20.463684929906652}, {"stat": {"question_id": 309, "question__article__live": true, "question__article__slug": "best-time-to-buy-and-sell-stock-with-cooldown", "question__title": "Best Time to Buy and Sell Stock with Cooldown", "question__title_slug": "best-time-to-buy-and-sell-stock-with-cooldown", "question__hide": false, "total_acs": 160143, "total_submitted": 337530, "frontend_question_id": 309, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.7700852202354799, "progress": 15.23000646809832}, {"stat": {"question_id": 308, "question__article__live": null, "question__article__slug": null, "question__title": "Range Sum Query 2D - Mutable", "question__title_slug": "range-sum-query-2d-mutable", "question__hide": false, "total_acs": 47805, "total_submitted": 133305, "frontend_question_id": 308, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0.5870764375995372, "progress": 11.610634390795086}, {"stat": {"question_id": 307, "question__article__live": true, "question__article__slug": "range-sum-query-mutable", "question__title": "Range Sum Query - Mutable", "question__title_slug": "range-sum-query-mutable", "question__hide": false, "total_acs": 111506, "total_submitted": 320411, "frontend_question_id": 307, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.39194601552962055, "progress": 7.751532161383587}, {"stat": {"question_id": 306, "question__article__live": null, "question__article__slug": null, "question__title": "Additive Number", "question__title_slug": "additive-number", "question__hide": false, "total_acs": 52319, "total_submitted": 178242, "frontend_question_id": 306, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.21306656336385302, "progress": 4.213826019378337}, {"stat": {"question_id": 305, "question__article__live": true, "question__article__slug": "number-of-islands-ii", "question__title": "Number of Islands II", "question__title_slug": "number-of-islands-ii", "question__hide": false, "total_acs": 77929, "total_submitted": 194498, "frontend_question_id": 305, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 1.7607273599803264, "progress": 34.82197603124778}, {"stat": {"question_id": 304, "question__article__live": true, "question__article__slug": "range-sum-query-2d-immutable", "question__title": "Range Sum Query 2D - Immutable", "question__title_slug": "range-sum-query-2d-immutable", "question__hide": false, "total_acs": 120621, "total_submitted": 311842, "frontend_question_id": 304, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.0995748021415337, "progress": 41.523375564971744}, {"stat": {"question_id": 303, "question__article__live": true, "question__article__slug": "range-sum-query-immutable", "question__title": "Range Sum Query - Immutable", "question__title_slug": "range-sum-query-immutable", "question__hide": false, "total_acs": 209550, "total_submitted": 466487, "frontend_question_id": 303, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.1284118715097737, "progress": 22.31664710630034}, {"stat": {"question_id": 302, "question__article__live": true, "question__article__slug": "smallest-rectangle-enclosing-black-pixels", "question__title": "Smallest Rectangle Enclosing Black Pixels", "question__title_slug": "smallest-rectangle-enclosing-black-pixels", "question__hide": false, "total_acs": 28110, "total_submitted": 54415, "frontend_question_id": 302, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0.24817962947553462, "progress": 4.908258544433355}, {"stat": {"question_id": 301, "question__article__live": true, "question__article__slug": "remove-invalid-parentheses", "question__title": "Remove Invalid Parentheses", "question__title_slug": "remove-invalid-parentheses", "question__hide": false, "total_acs": 215881, "total_submitted": 497571, "frontend_question_id": 301, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 3.3434136849079876, "progress": 66.12282732956035}, {"stat": {"question_id": 300, "question__article__live": true, "question__article__slug": "longest-increasing-subsequence", "question__title": "Longest Increasing Subsequence", "question__title_slug": "longest-increasing-subsequence", "question__hide": false, "total_acs": 402795, "total_submitted": 944429, "frontend_question_id": 300, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.963076593620662, "progress": 58.60088533125475}, {"stat": {"question_id": 299, "question__article__live": true, "question__article__slug": "bulls-and-cows", "question__title": "Bulls and Cows", "question__title_slug": "bulls-and-cows", "question__hide": false, "total_acs": 161219, "total_submitted": 379677, "frontend_question_id": 299, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.296728704325164, "progress": 25.645455899286073}, {"stat": {"question_id": 298, "question__article__live": true, "question__article__slug": "binary-tree-longest-consecutive-sequence", "question__title": "Binary Tree Longest Consecutive Sequence", "question__title_slug": "binary-tree-longest-consecutive-sequence", "question__hide": false, "total_acs": 85000, "total_submitted": 180127, "frontend_question_id": 298, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.6336500816953002, "progress": 12.531723228994684}, {"stat": {"question_id": 297, "question__article__live": true, "question__article__slug": "serialize-and-deserialize-binary-tree", "question__title": "Serialize and Deserialize Binary Tree", "question__title_slug": "serialize-and-deserialize-binary-tree", "question__hide": false, "total_acs": 342686, "total_submitted": 720114, "frontend_question_id": 297, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 3.6052219200279603, "progress": 71.30061935764176}, {"stat": {"question_id": 296, "question__article__live": true, "question__article__slug": "best-meeting-point", "question__title": "Best Meeting Point", "question__title_slug": "best-meeting-point", "question__hide": false, "total_acs": 36286, "total_submitted": 63066, "frontend_question_id": 296, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 1.3807643931104296, "progress": 27.307433106638957}, {"stat": {"question_id": 295, "question__article__live": true, "question__article__slug": "find-median-from-data-stream", "question__title": "Find Median from Data Stream", "question__title_slug": "find-median-from-data-stream", "question__hide": false, "total_acs": 218146, "total_submitted": 490149, "frontend_question_id": 295, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 3.5017010728886757, "progress": 69.25328338743289}, {"stat": {"question_id": 294, "question__article__live": null, "question__article__slug": null, "question__title": "Flip Game II", "question__title_slug": "flip-game-ii", "question__hide": false, "total_acs": 53410, "total_submitted": 106752, "frontend_question_id": 294, "is_new_question": false}, "status": null, "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.16989903679539747, "progress": 3.360100104929091}, {"stat": {"question_id": 293, "question__article__live": null, "question__article__slug": null, "question__title": "Flip Game", "question__title_slug": "flip-game", "question__hide": false, "total_acs": 49753, "total_submitted": 81984, "frontend_question_id": 293, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 292, "question__article__live": true, "question__article__slug": "nim-game", "question__title": "Nim Game", "question__title_slug": "nim-game", "question__hide": false, "total_acs": 224951, "total_submitted": 409844, "frontend_question_id": 292, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.9431056764297154, "progress": 18.651839010405464}, {"stat": {"question_id": 291, "question__article__live": null, "question__article__slug": null, "question__title": "Word Pattern II", "question__title_slug": "word-pattern-ii", "question__hide": false, "total_acs": 44306, "total_submitted": 102116, "frontend_question_id": 291, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0.4700036292457356, "progress": 9.29528073692076}, {"stat": {"question_id": 290, "question__article__live": true, "question__article__slug": "word-pattern", "question__title": "Word Pattern", "question__title_slug": "word-pattern", "question__hide": false, "total_acs": 194407, "total_submitted": 525330, "frontend_question_id": 290, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.0325858216263524, "progress": 20.421491451851413}, {"stat": {"question_id": 289, "question__article__live": true, "question__article__slug": "game-of-life", "question__title": "Game of Life", "question__title_slug": "game-of-life", "question__hide": false, "total_acs": 186818, "total_submitted": 341701, "frontend_question_id": 289, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 3.071436457008148, "progress": 60.74392272102445}, {"stat": {"question_id": 288, "question__article__live": true, "question__article__slug": "unique-word-abbreviation", "question__title": "Unique Word Abbreviation", "question__title_slug": "unique-word-abbreviation", "question__hide": false, "total_acs": 51429, "total_submitted": 234538, "frontend_question_id": 288, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.14732471475685843, "progress": 2.913646827258402}, {"stat": {"question_id": 287, "question__article__live": true, "question__article__slug": "find-the-duplicate-number", "question__title": "Find the Duplicate Number", "question__title_slug": "find-the-duplicate-number", "question__hide": false, "total_acs": 367067, "total_submitted": 659597, "frontend_question_id": 287, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.829220069340928, "progress": 55.95359945040883}, {"stat": {"question_id": 286, "question__article__live": true, "question__article__slug": "walls-and-gates", "question__title": "Walls and Gates", "question__title_slug": "walls-and-gates", "question__hide": false, "total_acs": 128051, "total_submitted": 234308, "frontend_question_id": 286, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 2.1088270671508256, "progress": 41.70635798332407}, {"stat": {"question_id": 285, "question__article__live": true, "question__article__slug": "inorder-successor-in-bst", "question__title": "Inorder Successor in BST", "question__title_slug": "inorder-successor-in-bst", "question__hide": false, "total_acs": 158802, "total_submitted": 391617, "frontend_question_id": 285, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.5462538715250282, "progress": 30.580325197576443}, {"stat": {"question_id": 284, "question__article__live": true, "question__article__slug": "peeking-iterator", "question__title": "Peeking Iterator", "question__title_slug": "peeking-iterator", "question__hide": false, "total_acs": 101725, "total_submitted": 221968, "frontend_question_id": 284, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.8471753083696243, "progress": 36.53166059410725}, {"stat": {"question_id": 283, "question__article__live": true, "question__article__slug": "move-zeroes", "question__title": "Move Zeroes", "question__title_slug": "move-zeroes", "question__hide": false, "total_acs": 883902, "total_submitted": 1527213, "frontend_question_id": 283, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 3.154899444102341, "progress": 62.39457358392851}, {"stat": {"question_id": 282, "question__article__live": true, "question__article__slug": "expression-add-operators", "question__title": "Expression Add Operators", "question__title_slug": "expression-add-operators", "question__hide": false, "total_acs": 106874, "total_submitted": 300939, "frontend_question_id": 282, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.2291265481863274, "progress": 44.085525672997846}, {"stat": {"question_id": 281, "question__article__live": null, "question__article__slug": null, "question__title": "Zigzag Iterator", "question__title_slug": "zigzag-iterator", "question__hide": false, "total_acs": 64839, "total_submitted": 110858, "frontend_question_id": 281, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.039696405131515, "progress": 20.56211774869485}, {"stat": {"question_id": 280, "question__article__live": true, "question__article__slug": "wiggle-sort", "question__title": "Wiggle Sort", "question__title_slug": "wiggle-sort", "question__hide": false, "total_acs": 88220, "total_submitted": 138167, "frontend_question_id": 280, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.2392626284510113, "progress": 24.508946998372547}, {"stat": {"question_id": 279, "question__article__live": true, "question__article__slug": "perfect-squares", "question__title": "Perfect Squares", "question__title_slug": "perfect-squares", "question__hide": false, "total_acs": 324084, "total_submitted": 682729, "frontend_question_id": 279, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.4234884803162218, "progress": 47.929429445862375}, {"stat": {"question_id": 278, "question__article__live": true, "question__article__slug": "first-bad-version", "question__title": "First Bad Version", "question__title_slug": "first-bad-version", "question__hide": false, "total_acs": 449243, "total_submitted": 1253174, "frontend_question_id": 278, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 2.4342258641008248, "progress": 48.14178311814809}, {"stat": {"question_id": 277, "question__article__live": true, "question__article__slug": "find-the-celebrity", "question__title": "Find the Celebrity", "question__title_slug": "find-the-celebrity", "question__hide": false, "total_acs": 129942, "total_submitted": 309962, "frontend_question_id": 277, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 2.293834504767805, "progress": 45.36525754081888}, {"stat": {"question_id": 276, "question__article__live": null, "question__article__slug": null, "question__title": "Paint Fence", "question__title_slug": "paint-fence", "question__hide": false, "total_acs": 56637, "total_submitted": 147835, "frontend_question_id": 276, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.8163941135381876, "progress": 16.145859319182836}, {"stat": {"question_id": 275, "question__article__live": true, "question__article__slug": "h-index-ii", "question__title": "H-Index II", "question__title_slug": "h-index-ii", "question__hide": false, "total_acs": 131096, "total_submitted": 363831, "frontend_question_id": 275, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 274, "question__article__live": true, "question__article__slug": "h-index", "question__title": "H-Index", "question__title_slug": "h-index", "question__hide": false, "total_acs": 184803, "total_submitted": 509824, "frontend_question_id": 274, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.26826398659467937, "progress": 5.3054676854406795}, {"stat": {"question_id": 273, "question__article__live": true, "question__article__slug": "integer-to-english-words", "question__title": "Integer to English Words", "question__title_slug": "integer-to-english-words", "question__hide": false, "total_acs": 182887, "total_submitted": 674107, "frontend_question_id": 273, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 4.324338237043111, "progress": 85.52261177051628}, {"stat": {"question_id": 272, "question__article__live": null, "question__article__slug": null, "question__title": "Closest Binary Search Tree Value II", "question__title_slug": "closest-binary-search-tree-value-ii", "question__hide": false, "total_acs": 58732, "total_submitted": 116092, "frontend_question_id": 272, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0.5491078103370076, "progress": 10.859727317658017}, {"stat": {"question_id": 271, "question__article__live": true, "question__article__slug": "encode-and-decode-strings", "question__title": "Encode and Decode Strings", "question__title_slug": "encode-and-decode-strings", "question__hide": false, "total_acs": 60127, "total_submitted": 190485, "frontend_question_id": 271, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.2198228573062924, "progress": 24.124485860185935}, {"stat": {"question_id": 270, "question__article__live": true, "question__article__slug": "closest-bst-value", "question__title": "Closest Binary Search Tree Value", "question__title_slug": "closest-binary-search-tree-value", "question__hide": false, "total_acs": 150573, "total_submitted": 309777, "frontend_question_id": 270, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 1.017630087342817, "progress": 20.125711291567654}, {"stat": {"question_id": 269, "question__article__live": true, "question__article__slug": "alien-dictionary", "question__title": "Alien Dictionary", "question__title_slug": "alien-dictionary", "question__hide": false, "total_acs": 153380, "total_submitted": 460531, "frontend_question_id": 269, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 3.949398578723645, "progress": 78.10741502176434}, {"stat": {"question_id": 268, "question__article__live": true, "question__article__slug": "missing-number", "question__title": "Missing Number", "question__title_slug": "missing-number", "question__hide": false, "total_acs": 482235, "total_submitted": 930983, "frontend_question_id": 268, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 2.4987969241575847, "progress": 49.41880757787698}, {"stat": {"question_id": 267, "question__article__live": true, "question__article__slug": "palindrome-permutation-ii", "question__title": "Palindrome Permutation II", "question__title_slug": "palindrome-permutation-ii", "question__hide": false, "total_acs": 38490, "total_submitted": 105570, "frontend_question_id": 267, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.047217579544911, "progress": 20.710864318494867}, {"stat": {"question_id": 266, "question__article__live": true, "question__article__slug": "palindrome-permutation", "question__title": "Palindrome Permutation", "question__title_slug": "palindrome-permutation", "question__hide": false, "total_acs": 93499, "total_submitted": 151041, "frontend_question_id": 266, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.7402651035370152, "progress": 14.64025281712163}, {"stat": {"question_id": 265, "question__article__live": true, "question__article__slug": "paint-house-ii", "question__title": "Paint House II", "question__title_slug": "paint-house-ii", "question__hide": false, "total_acs": 60607, "total_submitted": 135664, "frontend_question_id": 265, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0.22538822116803361, "progress": 4.457511942863508}, {"stat": {"question_id": 264, "question__article__live": true, "question__article__slug": "ugly-number-ii", "question__title": "Ugly Number II", "question__title_slug": "ugly-number-ii", "question__hide": false, "total_acs": 181888, "total_submitted": 432132, "frontend_question_id": 264, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.2064799622616833, "progress": 23.8606028865971}, {"stat": {"question_id": 263, "question__article__live": null, "question__article__slug": null, "question__title": "Ugly Number", "question__title_slug": "ugly-number", "question__hide": false, "total_acs": 211478, "total_submitted": 508511, "frontend_question_id": 263, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.1687019193109909, "progress": 3.3364246641447446}, {"stat": {"question_id": 262, "question__article__live": null, "question__article__slug": null, "question__title": "Trips and Users", "question__title_slug": "trips-and-users", "question__hide": false, "total_acs": 61110, "total_submitted": 185737, "frontend_question_id": 262, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.6391798816328378, "progress": 32.418126648386966}, {"stat": {"question_id": 261, "question__article__live": true, "question__article__slug": "graph-valid-tree", "question__title": "Graph Valid Tree", "question__title_slug": "graph-valid-tree", "question__hide": false, "total_acs": 132261, "total_submitted": 313275, "frontend_question_id": 261, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.600577145566488, "progress": 11.877638436915714}, {"stat": {"question_id": 260, "question__article__live": true, "question__article__slug": "single-number-iii", "question__title": "Single Number III", "question__title_slug": "single-number-iii", "question__hide": false, "total_acs": 169330, "total_submitted": 263013, "frontend_question_id": 260, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.2741299913401028, "progress": 5.421479897942792}, {"stat": {"question_id": 259, "question__article__live": true, "question__article__slug": "3sum-smaller", "question__title": "3Sum Smaller", "question__title_slug": "3sum-smaller", "question__hide": false, "total_acs": 70010, "total_submitted": 146745, "frontend_question_id": 259, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.8360301355408613, "progress": 16.53420171850456}, {"stat": {"question_id": 258, "question__article__live": true, "question__article__slug": "add-digits", "question__title": "Add Digits", "question__title_slug": "add-digits", "question__hide": false, "total_acs": 318780, "total_submitted": 552465, "frontend_question_id": 258, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.13887176487508693, "progress": 2.7464724964297638}, {"stat": {"question_id": 257, "question__article__live": true, "question__article__slug": "binary-tree-paths", "question__title": "Binary Tree Paths", "question__title_slug": "binary-tree-paths", "question__hide": false, "total_acs": 328634, "total_submitted": 637263, "frontend_question_id": 257, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.4122113046551195, "progress": 27.929359944919124}, {"stat": {"question_id": 256, "question__article__live": true, "question__article__slug": "paint-house", "question__title": "Paint House", "question__title_slug": "paint-house", "question__hide": false, "total_acs": 89400, "total_submitted": 171488, "frontend_question_id": 256, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 1.6775744144396527, "progress": 33.17745687265565}, {"stat": {"question_id": 255, "question__article__live": null, "question__article__slug": null, "question__title": "Verify Preorder Sequence in Binary Search Tree", "question__title_slug": "verify-preorder-sequence-in-binary-search-tree", "question__hide": false, "total_acs": 48848, "total_submitted": 106890, "frontend_question_id": 255, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.28493103907989104, "progress": 5.635092654838596}, {"stat": {"question_id": 254, "question__article__live": null, "question__article__slug": null, "question__title": "Factor Combinations", "question__title_slug": "factor-combinations", "question__hide": false, "total_acs": 73586, "total_submitted": 157484, "frontend_question_id": 254, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.5692102793291836, "progress": 11.257294657908966}, {"stat": {"question_id": 253, "question__article__live": true, "question__article__slug": "meeting-rooms-ii", "question__title": "Meeting Rooms II", "question__title_slug": "meeting-rooms-ii", "question__hide": false, "total_acs": 307533, "total_submitted": 672154, "frontend_question_id": 253, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 3.7637976858691653, "progress": 74.43677867609576}, {"stat": {"question_id": 252, "question__article__live": true, "question__article__slug": "meeting-rooms", "question__title": "Meeting Rooms", "question__title_slug": "meeting-rooms", "question__hide": false, "total_acs": 140485, "total_submitted": 257238, "frontend_question_id": 252, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 1.4000876832522264, "progress": 27.689590595331588}, {"stat": {"question_id": 251, "question__article__live": true, "question__article__slug": "flatten-2d-vector", "question__title": "Flatten 2D Vector", "question__title_slug": "flatten-2d-vector", "question__hide": false, "total_acs": 77556, "total_submitted": 169583, "frontend_question_id": 251, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.7024591981855637, "progress": 13.89256390178463}, {"stat": {"question_id": 250, "question__article__live": true, "question__article__slug": "count-univalue-subtrees", "question__title": "Count Univalue Subtrees", "question__title_slug": "count-univalue-subtrees", "question__hide": false, "total_acs": 68100, "total_submitted": 130884, "frontend_question_id": 250, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.0439362923214164, "progress": 20.645970168699044}, {"stat": {"question_id": 249, "question__article__live": null, "question__article__slug": null, "question__title": "Group Shifted Strings", "question__title_slug": "group-shifted-strings", "question__hide": false, "total_acs": 76880, "total_submitted": 139153, "frontend_question_id": 249, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 2.0511900650516144, "progress": 40.5664686675619}, {"stat": {"question_id": 248, "question__article__live": null, "question__article__slug": null, "question__title": "Strobogrammatic Number III", "question__title_slug": "strobogrammatic-number-iii", "question__hide": false, "total_acs": 27939, "total_submitted": 70535, "frontend_question_id": 248, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 0.2856138193877219, "progress": 5.648596028531932}, {"stat": {"question_id": 247, "question__article__live": null, "question__article__slug": null, "question__title": "Strobogrammatic Number II", "question__title_slug": "strobogrammatic-number-ii", "question__hide": false, "total_acs": 77775, "total_submitted": 163094, "frontend_question_id": 247, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.8442618049241724, "progress": 16.69699977598804}, {"stat": {"question_id": 246, "question__article__live": null, "question__article__slug": null, "question__title": "Strobogrammatic Number", "question__title_slug": "strobogrammatic-number", "question__hide": false, "total_acs": 81961, "total_submitted": 181928, "frontend_question_id": 246, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 1.1605790124173094, "progress": 22.952817949745686}, {"stat": {"question_id": 245, "question__article__live": null, "question__article__slug": null, "question__title": "Shortest Word Distance III", "question__title_slug": "shortest-word-distance-iii", "question__hide": false, "total_acs": 49669, "total_submitted": 89790, "frontend_question_id": 245, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 244, "question__article__live": true, "question__article__slug": "shortest-word-distance-ii", "question__title": "Shortest Word Distance II", "question__title_slug": "shortest-word-distance-ii", "question__hide": false, "total_acs": 71443, "total_submitted": 136413, "frontend_question_id": 244, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.031050146302093, "progress": 20.391120339009877}, {"stat": {"question_id": 243, "question__article__live": true, "question__article__slug": "shortest-word-distance", "question__title": "Shortest Word Distance", "question__title_slug": "shortest-word-distance", "question__hide": false, "total_acs": 100661, "total_submitted": 165010, "frontend_question_id": 243, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 1.738592801913537, "progress": 34.38421998338776}, {"stat": {"question_id": 242, "question__article__live": true, "question__article__slug": "valid-anagram", "question__title": "Valid Anagram", "question__title_slug": "valid-anagram", "question__hide": false, "total_acs": 602532, "total_submitted": 1058100, "frontend_question_id": 242, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 2.4373643194026675, "progress": 48.20385247526715}, {"stat": {"question_id": 241, "question__article__live": null, "question__article__slug": null, "question__title": "Different Ways to Add Parentheses", "question__title_slug": "different-ways-to-add-parentheses", "question__hide": false, "total_acs": 104163, "total_submitted": 188355, "frontend_question_id": 241, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.1683711502346439, "progress": 23.10692337371685}, {"stat": {"question_id": 240, "question__article__live": true, "question__article__slug": "search-a-2d-matrix-ii", "question__title": "Search a 2D Matrix II", "question__title_slug": "search-a-2d-matrix-ii", "question__hide": false, "total_acs": 335107, "total_submitted": 775816, "frontend_question_id": 240, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.8799713949141696, "progress": 56.957310463728476}, {"stat": {"question_id": 239, "question__article__live": true, "question__article__slug": "sliding-window-maximum", "question__title": "Sliding Window Maximum", "question__title_slug": "sliding-window-maximum", "question__hide": false, "total_acs": 284620, "total_submitted": 659619, "frontend_question_id": 239, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 3.413992799788817, "progress": 67.51867333192745}, {"stat": {"question_id": 238, "question__article__live": true, "question__article__slug": "product-of-array-except-self", "question__title": "Product of Array Except Self", "question__title_slug": "product-of-array-except-self", "question__hide": false, "total_acs": 573518, "total_submitted": 953224, "frontend_question_id": 238, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 4.379030802737555, "progress": 86.60426884871414}, {"stat": {"question_id": 237, "question__article__live": true, "question__article__slug": "delete-node-linked-list", "question__title": "Delete Node in a Linked List", "question__title_slug": "delete-node-in-a-linked-list", "question__hide": false, "total_acs": 485695, "total_submitted": 758039, "frontend_question_id": 237, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.9301523646014049, "progress": 18.395660839802293}, {"stat": {"question_id": 236, "question__article__live": true, "question__article__slug": "lowest-common-ancestor-of-a-binary-tree", "question__title": "Lowest Common Ancestor of a Binary Tree", "question__title_slug": "lowest-common-ancestor-of-a-binary-tree", "question__hide": false, "total_acs": 492435, "total_submitted": 1073257, "frontend_question_id": 236, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 3.060498958514176, "progress": 60.527611372058324}, {"stat": {"question_id": 235, "question__article__live": true, "question__article__slug": "lowest-common-ancestor-of-a-binary-search-tree", "question__title": "Lowest Common Ancestor of a Binary Search Tree", "question__title_slug": "lowest-common-ancestor-of-a-binary-search-tree", "question__hide": false, "total_acs": 418198, "total_submitted": 835649, "frontend_question_id": 235, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.7194574230128632, "progress": 14.228738479952483}, {"stat": {"question_id": 234, "question__article__live": true, "question__article__slug": "palindrome-linked-list", "question__title": "Palindrome Linked List", "question__title_slug": "palindrome-linked-list", "question__hide": false, "total_acs": 450972, "total_submitted": 1146269, "frontend_question_id": 234, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 3.032777835857951, "progress": 59.9793696109346}, {"stat": {"question_id": 233, "question__article__live": true, "question__article__slug": "number-of-digit-one", "question__title": "Number of Digit One", "question__title_slug": "number-of-digit-one", "question__hide": false, "total_acs": 49002, "total_submitted": 156224, "frontend_question_id": 233, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.55814461804655, "progress": 30.81548897124024}, {"stat": {"question_id": 232, "question__article__live": true, "question__article__slug": "implement-queue-using-stacks", "question__title": "Implement Queue using Stacks", "question__title_slug": "implement-queue-using-stacks", "question__hide": false, "total_acs": 224592, "total_submitted": 451495, "frontend_question_id": 232, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 2.069517119172329, "progress": 40.928923556274505}, {"stat": {"question_id": 231, "question__article__live": true, "question__article__slug": "power-of-two", "question__title": "Power of Two", "question__title_slug": "power-of-two", "question__hide": false, "total_acs": 362289, "total_submitted": 828640, "frontend_question_id": 231, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.6196001719583039, "progress": 12.253857597311454}, {"stat": {"question_id": 230, "question__article__live": true, "question__article__slug": "kth-smallest-element-in-a-bst", "question__title": "Kth Smallest Element in a BST", "question__title_slug": "kth-smallest-element-in-a-bst", "question__hide": false, "total_acs": 420927, "total_submitted": 696982, "frontend_question_id": 230, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.3851474989362054, "progress": 27.39411796738269}, {"stat": {"question_id": 229, "question__article__live": true, "question__article__slug": "majority-element-ii", "question__title": "Majority Element II", "question__title_slug": "majority-element-ii", "question__hide": false, "total_acs": 147980, "total_submitted": 414548, "frontend_question_id": 229, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.5365765641692286, "progress": 30.38893669958977}, {"stat": {"question_id": 228, "question__article__live": true, "question__article__slug": "summary-ranges", "question__title": "Summary Ranges", "question__title_slug": "summary-ranges", "question__hide": false, "total_acs": 169966, "total_submitted": 429529, "frontend_question_id": 228, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.639871368514283, "progress": 32.43180221233792}, {"stat": {"question_id": 227, "question__article__live": null, "question__article__slug": null, "question__title": "Basic Calculator II", "question__title_slug": "basic-calculator-ii", "question__hide": false, "total_acs": 191388, "total_submitted": 517581, "frontend_question_id": 227, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 3.41656460577333, "progress": 67.56953604263738}, {"stat": {"question_id": 226, "question__article__live": true, "question__article__slug": "invert-binary-tree", "question__title": "Invert Binary Tree", "question__title_slug": "invert-binary-tree", "question__hide": false, "total_acs": 557762, "total_submitted": 856893, "frontend_question_id": 226, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 2.0036377327318564, "progress": 39.626024272873195}, {"stat": {"question_id": 225, "question__article__live": true, "question__article__slug": "implement-stack-using-queues", "question__title": "Implement Stack using Queues", "question__title_slug": "implement-stack-using-queues", "question__hide": false, "total_acs": 185820, "total_submitted": 410314, "frontend_question_id": 225, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.8434933297240457, "progress": 16.681801610952583}, {"stat": {"question_id": 224, "question__article__live": true, "question__article__slug": "basic-calculator", "question__title": "Basic Calculator", "question__title_slug": "basic-calculator", "question__hide": false, "total_acs": 166424, "total_submitted": 451204, "frontend_question_id": 224, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 3.3653410968537694, "progress": 66.55648664022831}, {"stat": {"question_id": 223, "question__article__live": null, "question__article__slug": null, "question__title": "Rectangle Area", "question__title_slug": "rectangle-area", "question__hide": false, "total_acs": 108775, "total_submitted": 287780, "frontend_question_id": 223, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.5939638570839931, "progress": 11.746847163797918}, {"stat": {"question_id": 222, "question__article__live": true, "question__article__slug": "count-complete-tree-nodes", "question__title": "Count Complete Tree Nodes", "question__title_slug": "count-complete-tree-nodes", "question__hide": false, "total_acs": 246746, "total_submitted": 525964, "frontend_question_id": 222, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.330984646419941, "progress": 26.32293704807987}, {"stat": {"question_id": 221, "question__article__live": true, "question__article__slug": "maximal-square", "question__title": "Maximal Square", "question__title_slug": "maximal-square", "question__hide": false, "total_acs": 277553, "total_submitted": 734797, "frontend_question_id": 221, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 3.47604975218998, "progress": 68.74597618312511}, {"stat": {"question_id": 220, "question__article__live": true, "question__article__slug": "contains-duplicate-iii", "question__title": "Contains Duplicate III", "question__title_slug": "contains-duplicate-iii", "question__hide": false, "total_acs": 126828, "total_submitted": 605876, "frontend_question_id": 220, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.9556208602034304, "progress": 18.899352304797524}, {"stat": {"question_id": 219, "question__article__live": true, "question__article__slug": "contains-duplicate-ii", "question__title": "Contains Duplicate II", "question__title_slug": "contains-duplicate-ii", "question__hide": false, "total_acs": 278768, "total_submitted": 738190, "frontend_question_id": 219, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.2926427310123438, "progress": 25.564647440238254}, {"stat": {"question_id": 218, "question__article__live": true, "question__article__slug": "skyline-problem", "question__title": "The Skyline Problem", "question__title_slug": "the-skyline-problem", "question__hide": false, "total_acs": 136518, "total_submitted": 394230, "frontend_question_id": 218, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.7923391996571976, "progress": 55.224205002791}, {"stat": {"question_id": 217, "question__article__live": true, "question__article__slug": "contains-duplicate", "question__title": "Contains Duplicate", "question__title_slug": "contains-duplicate", "question__hide": false, "total_acs": 601714, "total_submitted": 1073711, "frontend_question_id": 217, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.0339713958843457, "progress": 20.448894009849887}, {"stat": {"question_id": 216, "question__article__live": true, "question__article__slug": "combination-sum-iii", "question__title": "Combination Sum III", "question__title_slug": "combination-sum-iii", "question__hide": false, "total_acs": 171615, "total_submitted": 302686, "frontend_question_id": 216, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.540239508972284, "progress": 10.684338563794535}, {"stat": {"question_id": 215, "question__article__live": true, "question__article__slug": "kth-largest-element-in-an-array", "question__title": "Kth Largest Element in an Array", "question__title_slug": "kth-largest-element-in-an-array", "question__hide": false, "total_acs": 668286, "total_submitted": 1203464, "frontend_question_id": 215, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 3.639209919347746, "progress": 71.97280139136495}, {"stat": {"question_id": 214, "question__article__live": true, "question__article__slug": "shortest-palindrome", "question__title": "Shortest Palindrome", "question__title_slug": "shortest-palindrome", "question__hide": false, "total_acs": 100308, "total_submitted": 336216, "frontend_question_id": 214, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.003324546513708, "progress": 39.61983037640202}, {"stat": {"question_id": 213, "question__article__live": true, "question__article__slug": "house-robber-ii", "question__title": "House Robber II", "question__title_slug": "house-robber-ii", "question__hide": false, "total_acs": 180973, "total_submitted": 495848, "frontend_question_id": 213, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.9653442734209929, "progress": 19.091652640272326}, {"stat": {"question_id": 212, "question__article__live": true, "question__article__slug": "word-search-ii", "question__title": "Word Search II", "question__title_slug": "word-search-ii", "question__hide": false, "total_acs": 226277, "total_submitted": 647185, "frontend_question_id": 212, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 3.1616716516575076, "progress": 62.5285078059578}, {"stat": {"question_id": 211, "question__article__live": true, "question__article__slug": "add-and-search-word", "question__title": "Design Add and Search Words Data Structure", "question__title_slug": "design-add-and-search-words-data-structure", "question__hide": false, "total_acs": 224196, "total_submitted": 587774, "frontend_question_id": 211, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.3713273979784606, "progress": 27.120797273197883}, {"stat": {"question_id": 210, "question__article__live": true, "question__article__slug": "course-schedule-ii", "question__title": "Course Schedule II", "question__title_slug": "course-schedule-ii", "question__hide": false, "total_acs": 295540, "total_submitted": 724312, "frontend_question_id": 210, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.7462678915491736, "progress": 54.31305088368663}, {"stat": {"question_id": 209, "question__article__live": true, "question__article__slug": "minimum-size-subarray-sum", "question__title": "Minimum Size Subarray Sum", "question__title_slug": "minimum-size-subarray-sum", "question__hide": false, "total_acs": 282408, "total_submitted": 738453, "frontend_question_id": 209, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.8587168404809304, "progress": 56.5369582832311}, {"stat": {"question_id": 208, "question__article__live": true, "question__article__slug": "implement-trie-prefix-tree", "question__title": "Implement Trie (Prefix Tree)", "question__title_slug": "implement-trie-prefix-tree", "question__hide": false, "total_acs": 339491, "total_submitted": 684745, "frontend_question_id": 208, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.7308123123138421, "progress": 34.230344926686776}, {"stat": {"question_id": 207, "question__article__live": true, "question__article__slug": "course-schedule", "question__title": "Course Schedule", "question__title_slug": "course-schedule", "question__hide": false, "total_acs": 443374, "total_submitted": 1027496, "frontend_question_id": 207, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.653350906299308, "progress": 52.475427917855754}, {"stat": {"question_id": 206, "question__article__live": true, "question__article__slug": "reverse-linked-list", "question__title": "Reverse Linked List", "question__title_slug": "reverse-linked-list", "question__hide": false, "total_acs": 1051070, "total_submitted": 1675691, "frontend_question_id": 206, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 4.016854898990336, "progress": 79.44150138906491}, {"stat": {"question_id": 205, "question__article__live": null, "question__article__slug": null, "question__title": "Isomorphic Strings", "question__title_slug": "isomorphic-strings", "question__hide": false, "total_acs": 303589, "total_submitted": 762302, "frontend_question_id": 205, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 2.025460690366688, "progress": 40.05761778641951}, {"stat": {"question_id": 204, "question__article__live": null, "question__article__slug": null, "question__title": "Count Primes", "question__title_slug": "count-primes", "question__hide": false, "total_acs": 375105, "total_submitted": 1190368, "frontend_question_id": 204, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 2.4378696512537266, "progress": 48.21384644367212}, {"stat": {"question_id": 203, "question__article__live": true, "question__article__slug": "remove-linked-list-elements", "question__title": "Remove Linked List Elements", "question__title_slug": "remove-linked-list-elements", "question__hide": false, "total_acs": 372243, "total_submitted": 961293, "frontend_question_id": 203, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 2.413452355113794, "progress": 47.73094459284717}, {"stat": {"question_id": 202, "question__article__live": true, "question__article__slug": "happy-number", "question__title": "Happy Number", "question__title_slug": "happy-number", "question__hide": false, "total_acs": 531270, "total_submitted": 1052503, "frontend_question_id": 202, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 3.0661887610851473, "progress": 60.640138827047785}, {"stat": {"question_id": 201, "question__article__live": true, "question__article__slug": "bitwise-and-of-numbers-range", "question__title": "Bitwise AND of Numbers Range", "question__title_slug": "bitwise-and-of-numbers-range", "question__hide": false, "total_acs": 157158, "total_submitted": 399179, "frontend_question_id": 201, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.6886205595936543, "progress": 33.3959169310003}, {"stat": {"question_id": 200, "question__article__live": true, "question__article__slug": "number-of-islands", "question__title": "Number of Islands", "question__title_slug": "number-of-islands", "question__hide": false, "total_acs": 776513, "total_submitted": 1655780, "frontend_question_id": 200, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 4.99873737594398, "progress": 98.86023074780222}, {"stat": {"question_id": 199, "question__article__live": true, "question__article__slug": "binary-tree-right-side-view", "question__title": "Binary Tree Right Side View", "question__title_slug": "binary-tree-right-side-view", "question__hide": false, "total_acs": 308910, "total_submitted": 569714, "frontend_question_id": 199, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 3.5613316245923836, "progress": 70.43259921414884}, {"stat": {"question_id": 198, "question__article__live": true, "question__article__slug": "house-robber", "question__title": "House Robber", "question__title_slug": "house-robber", "question__hide": false, "total_acs": 549003, "total_submitted": 1305708, "frontend_question_id": 198, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 2.3224853978192117, "progress": 45.93188740855779}, {"stat": {"question_id": 197, "question__article__live": true, "question__article__slug": "rising-temperature", "question__title": "Rising Temperature", "question__title_slug": "rising-temperature", "question__hide": false, "total_acs": 121267, "total_submitted": 314814, "frontend_question_id": 197, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.4594054982539122, "progress": 9.085681072735714}, {"stat": {"question_id": 196, "question__article__live": true, "question__article__slug": "delete-duplicate-emails", "question__title": "Delete Duplicate Emails", "question__title_slug": "delete-duplicate-emails", "question__hide": false, "total_acs": 115268, "total_submitted": 278979, "frontend_question_id": 196, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.4688289405576876, "progress": 9.272048871346842}, {"stat": {"question_id": 195, "question__article__live": null, "question__article__slug": null, "question__title": "Tenth Line", "question__title_slug": "tenth-line", "question__hide": false, "total_acs": 54014, "total_submitted": 163460, "frontend_question_id": 195, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.8904272212842358, "progress": 17.610015077789598}, {"stat": {"question_id": 194, "question__article__live": null, "question__article__slug": null, "question__title": "Transpose File", "question__title_slug": "transpose-file", "question__hide": false, "total_acs": 13830, "total_submitted": 57188, "frontend_question_id": 194, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0.0}, {"stat": {"question_id": 193, "question__article__live": null, "question__article__slug": null, "question__title": "Valid Phone Numbers", "question__title_slug": "valid-phone-numbers", "question__hide": false, "total_acs": 37909, "total_submitted": 149842, "frontend_question_id": 193, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.478927163153499, "progress": 29.2488021699554}, {"stat": {"question_id": 192, "question__article__live": null, "question__article__slug": null, "question__title": "Word Frequency", "question__title_slug": "word-frequency", "question__hide": false, "total_acs": 26971, "total_submitted": 104529, "frontend_question_id": 192, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.370299702742673, "progress": 46.87751284599869}, {"stat": {"question_id": 191, "question__article__live": true, "question__article__slug": "number-1-bits", "question__title": "Number of 1 Bits", "question__title_slug": "number-of-1-bits", "question__hide": false, "total_acs": 374329, "total_submitted": 748676, "frontend_question_id": 191, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.9408132446155053, "progress": 18.60650149393239}, {"stat": {"question_id": 190, "question__article__live": true, "question__article__slug": "reverse-bits", "question__title": "Reverse Bits", "question__title_slug": "reverse-bits", "question__hide": false, "total_acs": 289635, "total_submitted": 725631, "frontend_question_id": 190, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.7652004982000029, "progress": 15.133401123338647}, {"stat": {"question_id": 189, "question__article__live": true, "question__article__slug": "rotate-array", "question__title": "Rotate Array", "question__title_slug": "rotate-array", "question__hide": false, "total_acs": 520628, "total_submitted": 1495028, "frontend_question_id": 189, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 2.011978535266782, "progress": 39.79098066109891}, {"stat": {"question_id": 188, "question__article__live": true, "question__article__slug": "best-time-to-buy-and-sell-stock-iv", "question__title": "Best Time to Buy and Sell Stock IV", "question__title_slug": "best-time-to-buy-and-sell-stock-iv", "question__hide": false, "total_acs": 134952, "total_submitted": 481469, "frontend_question_id": 188, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.0203357075554917, "progress": 39.95626079460561}, {"stat": {"question_id": 187, "question__article__live": true, "question__article__slug": "repeated-dna-sequences", "question__title": "Repeated DNA Sequences", "question__title_slug": "repeated-dna-sequences", "question__hide": false, "total_acs": 164760, "total_submitted": 423171, "frontend_question_id": 187, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.7551046750193133, "progress": 34.71077596393819}, {"stat": {"question_id": 186, "question__article__live": true, "question__article__slug": "reverse-words-in-a-string-ii", "question__title": "Reverse Words in a String II", "question__title_slug": "reverse-words-in-a-string-ii", "question__hide": false, "total_acs": 88891, "total_submitted": 204450, "frontend_question_id": 186, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.2454153968649735, "progress": 24.630630547516237}, {"stat": {"question_id": 185, "question__article__live": true, "question__article__slug": "department-top-three-salaries", "question__title": "Department Top Three Salaries", "question__title_slug": "department-top-three-salaries", "question__hide": false, "total_acs": 80581, "total_submitted": 231592, "frontend_question_id": 185, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.6897603012729334, "progress": 33.41845764817194}, {"stat": {"question_id": 184, "question__article__live": true, "question__article__slug": "department-highest-salary", "question__title": "Department Highest Salary", "question__title_slug": "department-highest-salary", "question__hide": false, "total_acs": 112297, "total_submitted": 304374, "frontend_question_id": 184, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.6138564468534138, "progress": 12.140263714193289}, {"stat": {"question_id": 183, "question__article__live": true, "question__article__slug": "customers-who-never-order", "question__title": "Customers Who Never Order", "question__title_slug": "customers-who-never-order", "question__hide": false, "total_acs": 177910, "total_submitted": 331631, "frontend_question_id": 183, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.7786747060708313, "progress": 15.39988107598917}, {"stat": {"question_id": 182, "question__article__live": true, "question__article__slug": "duplicate-emails", "question__title": "Duplicate Emails", "question__title_slug": "duplicate-emails", "question__hide": false, "total_acs": 186235, "total_submitted": 299548, "frontend_question_id": 182, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.5633555439361666, "progress": 11.141505319844034}, {"stat": {"question_id": 181, "question__article__live": true, "question__article__slug": "employees-earning-more-than-their-managers", "question__title": "Employees Earning More Than Their Managers", "question__title_slug": "employees-earning-more-than-their-managers", "question__hide": false, "total_acs": 184030, "total_submitted": 322469, "frontend_question_id": 181, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.633777456817059, "progress": 32.31128267485562}, {"stat": {"question_id": 180, "question__article__live": true, "question__article__slug": "consecutive-numbers", "question__title": "Consecutive Numbers", "question__title_slug": "consecutive-numbers", "question__hide": false, "total_acs": 95484, "total_submitted": 239304, "frontend_question_id": 180, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.6353088519921937, "progress": 12.564528796076017}, {"stat": {"question_id": 179, "question__article__live": true, "question__article__slug": "largest-number", "question__title": "Largest Number", "question__title_slug": "largest-number", "question__hide": false, "total_acs": 189741, "total_submitted": 657744, "frontend_question_id": 179, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.9661992291100505, "progress": 58.66264181930468}, {"stat": {"question_id": 178, "question__article__live": null, "question__article__slug": null, "question__title": "Rank Scores", "question__title_slug": "rank-scores", "question__hide": false, "total_acs": 115207, "total_submitted": 249988, "frontend_question_id": 178, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.9333181673579534, "progress": 38.23531139157556}, {"stat": {"question_id": 177, "question__article__live": null, "question__article__slug": null, "question__title": "Nth Highest Salary", "question__title_slug": "nth-highest-salary", "question__hide": false, "total_acs": 118830, "total_submitted": 377743, "frontend_question_id": 177, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.486952444820505, "progress": 49.18455883218645}, {"stat": {"question_id": 176, "question__article__live": true, "question__article__slug": "second-highest-salary", "question__title": "Second Highest Salary", "question__title_slug": "second-highest-salary", "question__hide": false, "total_acs": 239729, "total_submitted": 756073, "frontend_question_id": 176, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 3.2861451410419837, "progress": 64.99022502714101}, {"stat": {"question_id": 175, "question__article__live": true, "question__article__slug": "combine-two-tables", "question__title": "Combine Two Tables", "question__title_slug": "combine-two-tables", "question__hide": false, "total_acs": 280310, "total_submitted": 459569, "frontend_question_id": 175, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 2.7135135815934395, "progress": 53.66526757428694}, {"stat": {"question_id": 174, "question__article__live": true, "question__article__slug": "dungeon-game", "question__title": "Dungeon Game", "question__title_slug": "dungeon-game", "question__hide": false, "total_acs": 110496, "total_submitted": 341459, "frontend_question_id": 174, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.0070274648325896, "progress": 19.916022798441933}, {"stat": {"question_id": 173, "question__article__live": true, "question__article__slug": "binary-search-tree-iterator", "question__title": "Binary Search Tree Iterator", "question__title_slug": "binary-search-tree-iterator", "question__hide": false, "total_acs": 323821, "total_submitted": 570267, "frontend_question_id": 173, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 3.065350491108449, "progress": 60.62356032790035}, {"stat": {"question_id": 172, "question__article__live": true, "question__article__slug": "factorial-trailing-zeroes", "question__title": "Factorial Trailing Zeroes", "question__title_slug": "factorial-trailing-zeroes", "question__hide": false, "total_acs": 216828, "total_submitted": 573813, "frontend_question_id": 172, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.8804992905426161, "progress": 17.41366999099068}, {"stat": {"question_id": 171, "question__article__live": true, "question__article__slug": "excel-sheet-column-number", "question__title": "Excel Sheet Column Number", "question__title_slug": "excel-sheet-column-number", "question__hide": false, "total_acs": 328137, "total_submitted": 585379, "frontend_question_id": 171, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.44155755467818425, "progress": 8.73270157260004}, {"stat": {"question_id": 170, "question__article__live": true, "question__article__slug": "two-sum-iii-data-structure-design", "question__title": "Two Sum III - Data structure design", "question__title_slug": "two-sum-iii-data-structure-design", "question__hide": false, "total_acs": 81986, "total_submitted": 244028, "frontend_question_id": 170, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 0.166126870873974, "progress": 3.285497827320838}, {"stat": {"question_id": 169, "question__article__live": true, "question__article__slug": "majority-element", "question__title": "Majority Element", "question__title_slug": "majority-element", "question__hide": false, "total_acs": 680384, "total_submitted": 1157502, "frontend_question_id": 169, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 2.191688231015059, "progress": 43.34510656392992}, {"stat": {"question_id": 168, "question__article__live": null, "question__article__slug": null, "question__title": "Excel Sheet Column Title", "question__title_slug": "excel-sheet-column-title", "question__hide": false, "total_acs": 224292, "total_submitted": 720796, "frontend_question_id": 168, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.4059641545856116, "progress": 27.805809805966074}, {"stat": {"question_id": 167, "question__article__live": true, "question__article__slug": "two-sum-ii-input-array-is-sorted", "question__title": "Two Sum II - Input array is sorted", "question__title_slug": "two-sum-ii-input-array-is-sorted", "question__hide": false, "total_acs": 433499, "total_submitted": 800288, "frontend_question_id": 167, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 2.3539096051315758, "progress": 46.55336522431931}, {"stat": {"question_id": 166, "question__article__live": true, "question__article__slug": "fraction-to-recurring-decimal", "question__title": "Fraction to Recurring Decimal", "question__title_slug": "fraction-to-recurring-decimal", "question__hide": false, "total_acs": 129355, "total_submitted": 597360, "frontend_question_id": 166, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.5663928799063527, "progress": 50.755655521739904}, {"stat": {"question_id": 165, "question__article__live": true, "question__article__slug": "compare-version-numbers", "question__title": "Compare Version Numbers", "question__title_slug": "compare-version-numbers", "question__hide": false, "total_acs": 189183, "total_submitted": 688270, "frontend_question_id": 165, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.3707571102525422, "progress": 27.10951866983531}, {"stat": {"question_id": 164, "question__article__live": true, "question__article__slug": "maximum-gap", "question__title": "Maximum Gap", "question__title_slug": "maximum-gap", "question__hide": false, "total_acs": 90039, "total_submitted": 253582, "frontend_question_id": 164, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.5611507076535064, "progress": 11.097900183732287}, {"stat": {"question_id": 163, "question__article__live": null, "question__article__slug": null, "question__title": "Missing Ranges", "question__title_slug": "missing-ranges", "question__hide": false, "total_acs": 89118, "total_submitted": 366585, "frontend_question_id": 163, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.0538836328378576, "progress": 20.842699123397654}, {"stat": {"question_id": 162, "question__article__live": true, "question__article__slug": "find-peak-element", "question__title": "Find Peak Element", "question__title_slug": "find-peak-element", "question__hide": false, "total_acs": 381941, "total_submitted": 881872, "frontend_question_id": 162, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.9831630855863294, "progress": 39.22109635026866}, {"stat": {"question_id": 161, "question__article__live": true, "question__article__slug": "one-edit-distance", "question__title": "One Edit Distance", "question__title_slug": "one-edit-distance", "question__hide": false, "total_acs": 112473, "total_submitted": 348385, "frontend_question_id": 161, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.0766553187494143, "progress": 21.293055674347254}, {"stat": {"question_id": 160, "question__article__live": true, "question__article__slug": "intersection-of-two-linked-lists", "question__title": "Intersection of Two Linked Lists", "question__title_slug": "intersection-of-two-linked-lists", "question__hide": false, "total_acs": 495223, "total_submitted": 1214246, "frontend_question_id": 160, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.979573364860045, "progress": 39.15010229864505}, {"stat": {"question_id": 159, "question__article__live": true, "question__article__slug": "longest-substring-with-at-most-two-distinct-characters", "question__title": "Longest Substring with At Most Two Distinct Characters", "question__title_slug": "longest-substring-with-at-most-two-distinct-characters", "question__hide": false, "total_acs": 113425, "total_submitted": 229532, "frontend_question_id": 159, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 1.0467488146585358, "progress": 20.70159353642567}, {"stat": {"question_id": 158, "question__article__live": null, "question__article__slug": null, "question__title": "Read N Characters Given Read4 II - Call multiple times", "question__title_slug": "read-n-characters-given-read4-ii-call-multiple-times", "question__hide": false, "total_acs": 107089, "total_submitted": 315774, "frontend_question_id": 158, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": true, "is_favor": false, "frequency": 3.0723793922263893, "progress": 60.76257118887638}, {"stat": {"question_id": 157, "question__article__live": true, "question__article__slug": "read-n-characters-given-read4", "question__title": "Read N Characters Given Read4", "question__title_slug": "read-n-characters-given-read4", "question__hide": false, "total_acs": 106945, "total_submitted": 311408, "frontend_question_id": 157, "is_new_question": false}, "status": null, "difficulty": {"level": 1}, "paid_only": true, "is_favor": false, "frequency": 1.2986118431654716, "progress": 25.68269881210219}, {"stat": {"question_id": 156, "question__article__live": null, "question__article__slug": null, "question__title": "Binary Tree Upside Down", "question__title_slug": "binary-tree-upside-down", "question__hide": false, "total_acs": 61530, "total_submitted": 111709, "frontend_question_id": 156, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": true, "is_favor": false, "frequency": 0.4885317068067778, "progress": 9.6617112743226}, {"stat": {"question_id": 155, "question__article__live": true, "question__article__slug": "min-stack", "question__title": "Min Stack", "question__title_slug": "min-stack", "question__hide": false, "total_acs": 580848, "total_submitted": 1302931, "frontend_question_id": 155, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 2.836595592707465, "progress": 56.09946547357912}, {"stat": {"question_id": 154, "question__article__live": true, "question__article__slug": "find-minimum-in-rotated-sorted-array-ii", "question__title": "Find Minimum in Rotated Sorted Array II", "question__title_slug": "find-minimum-in-rotated-sorted-array-ii", "question__hide": false, "total_acs": 209328, "total_submitted": 503111, "frontend_question_id": 154, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.07355128996510428, "progress": 1.4546268289150879}, {"stat": {"question_id": 153, "question__article__live": true, "question__article__slug": "find-minimum-in-rotated-sorted-array", "question__title": "Find Minimum in Rotated Sorted Array", "question__title_slug": "find-minimum-in-rotated-sorted-array", "question__hide": false, "total_acs": 467576, "total_submitted": 1035358, "frontend_question_id": 153, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.8640883926975735, "progress": 36.86615134518464}, {"stat": {"question_id": 152, "question__article__live": true, "question__article__slug": "maximum-product-subarray", "question__title": "Maximum Product Subarray", "question__title_slug": "maximum-product-subarray", "question__hide": false, "total_acs": 353786, "total_submitted": 1114050, "frontend_question_id": 152, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.8765364383356755, "progress": 56.889377188899346}, {"stat": {"question_id": 151, "question__article__live": true, "question__article__slug": "reverse-words-in-a-string", "question__title": "Reverse Words in a String", "question__title_slug": "reverse-words-in-a-string", "question__hide": false, "total_acs": 440418, "total_submitted": 2003108, "frontend_question_id": 151, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.4580802857313575, "progress": 48.613552977092624}, {"stat": {"question_id": 150, "question__article__live": true, "question__article__slug": "evaluate-reverse-polish-notation", "question__title": "Evaluate Reverse Polish Notation", "question__title_slug": "evaluate-reverse-polish-notation", "question__hide": false, "total_acs": 235971, "total_submitted": 647980, "frontend_question_id": 150, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.2984721688936673, "progress": 45.456976811333064}, {"stat": {"question_id": 149, "question__article__live": true, "question__article__slug": "max-points-on-a-line", "question__title": "Max Points on a Line", "question__title_slug": "max-points-on-a-line", "question__hide": false, "total_acs": 158543, "total_submitted": 934024, "frontend_question_id": 149, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.5144026103277706, "progress": 49.727441862844}, {"stat": {"question_id": 148, "question__article__live": null, "question__article__slug": null, "question__title": "Sort List", "question__title_slug": "sort-list", "question__hide": false, "total_acs": 275810, "total_submitted": 647257, "frontend_question_id": 148, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 3.0155233053700887, "progress": 59.63812606537767}, {"stat": {"question_id": 147, "question__article__live": null, "question__article__slug": null, "question__title": "Insertion Sort List", "question__title_slug": "insertion-sort-list", "question__hide": false, "total_acs": 187267, "total_submitted": 454517, "frontend_question_id": 147, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.26886867293207645, "progress": 5.317426591530206}, {"stat": {"question_id": 146, "question__article__live": true, "question__article__slug": "lru-cache", "question__title": "LRU Cache", "question__title_slug": "lru-cache", "question__hide": false, "total_acs": 585167, "total_submitted": 1757414, "frontend_question_id": 146, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 4.804836642651759, "progress": 95.02544812295648}, {"stat": {"question_id": 145, "question__article__live": true, "question__article__slug": "binary-tree-postorder-traversal", "question__title": "Binary Tree Postorder Traversal", "question__title_slug": "binary-tree-postorder-traversal", "question__hide": false, "total_acs": 394666, "total_submitted": 716035, "frontend_question_id": 145, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.1208413418555287, "progress": 22.16692443591092}, {"stat": {"question_id": 144, "question__article__live": true, "question__article__slug": "binary-tree-preorder-traversal", "question__title": "Binary Tree Preorder Traversal", "question__title_slug": "binary-tree-preorder-traversal", "question__hide": false, "total_acs": 516570, "total_submitted": 926026, "frontend_question_id": 144, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.8187144455643087, "progress": 16.19174861927245}, {"stat": {"question_id": 143, "question__article__live": true, "question__article__slug": "reorder-list", "question__title": "Reorder List", "question__title_slug": "reorder-list", "question__hide": false, "total_acs": 263498, "total_submitted": 682849, "frontend_question_id": 143, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.856873556153243, "progress": 56.50050357471892}, {"stat": {"question_id": 142, "question__article__live": true, "question__article__slug": "linked-list-cycle-ii", "question__title": "Linked List Cycle II", "question__title_slug": "linked-list-cycle-ii", "question__hide": false, "total_acs": 339524, "total_submitted": 907410, "frontend_question_id": 142, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.2200960474159097, "progress": 24.12988875200513}, {"stat": {"question_id": 141, "question__article__live": true, "question__article__slug": "linked-list-cycle", "question__title": "Linked List Cycle", "question__title_slug": "linked-list-cycle", "question__hide": false, "total_acs": 673303, "total_submitted": 1634069, "frontend_question_id": 141, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.875816278136108, "progress": 37.09809420863991}, {"stat": {"question_id": 140, "question__article__live": true, "question__article__slug": "word-break-ii", "question__title": "Word Break II", "question__title_slug": "word-break-ii", "question__hide": false, "total_acs": 259569, "total_submitted": 794085, "frontend_question_id": 140, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.1663741208095746, "progress": 42.84446838515044}, {"stat": {"question_id": 139, "question__article__live": true, "question__article__slug": "word-break", "question__title": "Word Break", "question__title_slug": "word-break", "question__hide": false, "total_acs": 580418, "total_submitted": 1445230, "frontend_question_id": 139, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 3.664974120574923, "progress": 72.48234103843843}, {"stat": {"question_id": 138, "question__article__live": true, "question__article__slug": "copy-list-with-random-pointer", "question__title": "Copy List with Random Pointer", "question__title_slug": "copy-list-with-random-pointer", "question__hide": false, "total_acs": 432177, "total_submitted": 1179022, "frontend_question_id": 138, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 3.484551682804818, "progress": 68.91411920788764}, {"stat": {"question_id": 137, "question__article__live": true, "question__article__slug": "single-number-ii", "question__title": "Single Number II", "question__title_slug": "single-number-ii", "question__hide": false, "total_acs": 252644, "total_submitted": 481368, "frontend_question_id": 137, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.0940086544575154, "progress": 41.41329363767015}, {"stat": {"question_id": 136, "question__article__live": true, "question__article__slug": "single-number", "question__title": "Single Number", "question__title_slug": "single-number", "question__hide": false, "total_acs": 925830, "total_submitted": 1412156, "frontend_question_id": 136, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 2.901969198086674, "progress": 57.39236190452712}, {"stat": {"question_id": 135, "question__article__live": true, "question__article__slug": "candy", "question__title": "Candy", "question__title_slug": "candy", "question__hide": false, "total_acs": 134183, "total_submitted": 423464, "frontend_question_id": 135, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.2020385677461052, "progress": 23.772765248083598}, {"stat": {"question_id": 134, "question__article__live": true, "question__article__slug": "gas-station", "question__title": "Gas Station", "question__title_slug": "gas-station", "question__hide": false, "total_acs": 217245, "total_submitted": 562610, "frontend_question_id": 134, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.367525893721353, "progress": 46.82265511308043}, {"stat": {"question_id": 133, "question__article__live": true, "question__article__slug": "clone-graph", "question__title": "Clone Graph", "question__title_slug": "clone-graph", "question__hide": false, "total_acs": 352533, "total_submitted": 1007172, "frontend_question_id": 133, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.5375060125725564, "progress": 50.18435878109828}, {"stat": {"question_id": 132, "question__article__live": null, "question__article__slug": null, "question__title": "Palindrome Partitioning II", "question__title_slug": "palindrome-partitioning-ii", "question__hide": false, "total_acs": 134870, "total_submitted": 445827, "frontend_question_id": 132, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.8273070324530964, "progress": 36.138724899761435}, {"stat": {"question_id": 131, "question__article__live": null, "question__article__slug": null, "question__title": "Palindrome Partitioning", "question__title_slug": "palindrome-partitioning", "question__hide": false, "total_acs": 236435, "total_submitted": 495808, "frontend_question_id": 131, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.7368305416083496, "progress": 54.12640803317652}, {"stat": {"question_id": 130, "question__article__live": true, "question__article__slug": "surrounded-regions", "question__title": "Surrounded Regions", "question__title_slug": "surrounded-regions", "question__hide": false, "total_acs": 249573, "total_submitted": 885030, "frontend_question_id": 130, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.8199093974249672, "progress": 35.992421573367785}, {"stat": {"question_id": 129, "question__article__live": true, "question__article__slug": "sum-root-to-leaf-numbers", "question__title": "Sum Root to Leaf Numbers", "question__title_slug": "sum-root-to-leaf-numbers", "question__hide": false, "total_acs": 283142, "total_submitted": 575861, "frontend_question_id": 129, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.3385867489528407, "progress": 26.473284136564185}, {"stat": {"question_id": 128, "question__article__live": true, "question__article__slug": "longest-consecutive-sequence", "question__title": "Longest Consecutive Sequence", "question__title_slug": "longest-consecutive-sequence", "question__hide": false, "total_acs": 316070, "total_submitted": 699592, "frontend_question_id": 128, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 3.5301543553184107, "progress": 69.81600510193479}, {"stat": {"question_id": 127, "question__article__live": true, "question__article__slug": "word-ladder", "question__title": "Word Ladder", "question__title_slug": "word-ladder", "question__hide": false, "total_acs": 446225, "total_submitted": 1503377, "frontend_question_id": 127, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 3.367274321719233, "progress": 66.59472010638457}, {"stat": {"question_id": 126, "question__article__live": null, "question__article__slug": null, "question__title": "Word Ladder II", "question__title_slug": "word-ladder-ii", "question__hide": false, "total_acs": 190788, "total_submitted": 857624, "frontend_question_id": 126, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.746811441805312, "progress": 54.3238006990307}, {"stat": {"question_id": 125, "question__article__live": true, "question__article__slug": "valid-palindrome", "question__title": "Valid Palindrome", "question__title_slug": "valid-palindrome", "question__hide": false, "total_acs": 659978, "total_submitted": 1794275, "frontend_question_id": 125, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.5216302809183821, "progress": 30.093343452760777}, {"stat": {"question_id": 124, "question__article__live": true, "question__article__slug": "binary-tree-maximum-path-sum", "question__title": "Binary Tree Maximum Path Sum", "question__title_slug": "binary-tree-maximum-path-sum", "question__hide": false, "total_acs": 390735, "total_submitted": 1136411, "frontend_question_id": 124, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 3.3805098794500315, "progress": 66.85648026558788}, {"stat": {"question_id": 123, "question__article__live": true, "question__article__slug": "best-time-to-buy-and-sell-stock-iii", "question__title": "Best Time to Buy and Sell Stock III", "question__title_slug": "best-time-to-buy-and-sell-stock-iii", "question__hide": false, "total_acs": 239225, "total_submitted": 622936, "frontend_question_id": 123, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.807019291156687, "progress": 35.737493421675225}, {"stat": {"question_id": 122, "question__article__live": true, "question__article__slug": "best-time-to-buy-and-sell-stock-ii", "question__title": "Best Time to Buy and Sell Stock II", "question__title_slug": "best-time-to-buy-and-sell-stock-ii", "question__hide": false, "total_acs": 646531, "total_submitted": 1132505, "frontend_question_id": 122, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 2.332185599297614, "progress": 46.123728684530796}, {"stat": {"question_id": 121, "question__article__live": true, "question__article__slug": "best-time-to-buy-and-sell-stock", "question__title": "Best Time to Buy and Sell Stock", "question__title_slug": "best-time-to-buy-and-sell-stock", "question__hide": false, "total_acs": 932345, "total_submitted": 1845067, "frontend_question_id": 121, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 4.171108277056609, "progress": 82.49217667011625}, {"stat": {"question_id": 120, "question__article__live": null, "question__article__slug": null, "question__title": "Triangle", "question__title_slug": "triangle", "question__hide": false, "total_acs": 255527, "total_submitted": 577296, "frontend_question_id": 120, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.3060845644297623, "progress": 45.607527464956824}, {"stat": {"question_id": 119, "question__article__live": true, "question__article__slug": "pascals-triangle-ii", "question__title": "Pascal's Triangle II", "question__title_slug": "pascals-triangle-ii", "question__hide": false, "total_acs": 319774, "total_submitted": 631261, "frontend_question_id": 119, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.7670269203721538, "progress": 15.169522348320513}, {"stat": {"question_id": 118, "question__article__live": true, "question__article__slug": "pascals-triangle", "question__title": "Pascal's Triangle", "question__title_slug": "pascals-triangle", "question__hide": false, "total_acs": 397564, "total_submitted": 754685, "frontend_question_id": 118, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.651159309354413, "progress": 32.655044273721884}, {"stat": {"question_id": 117, "question__article__live": true, "question__article__slug": "populating-next-right-pointers-in-each-node-ii", "question__title": "Populating Next Right Pointers in Each Node II", "question__title_slug": "populating-next-right-pointers-in-each-node-ii", "question__hide": false, "total_acs": 262372, "total_submitted": 668108, "frontend_question_id": 117, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.6909899993838828, "progress": 33.442777437321816}, {"stat": {"question_id": 116, "question__article__live": true, "question__article__slug": "populating-next-right-pointers-in-each-node", "question__title": "Populating Next Right Pointers in Each Node", "question__title_slug": "populating-next-right-pointers-in-each-node", "question__hide": false, "total_acs": 377287, "total_submitted": 830579, "frontend_question_id": 116, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.8216518877804542, "progress": 36.02688287542543}, {"stat": {"question_id": 115, "question__article__live": true, "question__article__slug": "distinct-subsequences", "question__title": "Distinct Subsequences", "question__title_slug": "distinct-subsequences", "question__hide": false, "total_acs": 140428, "total_submitted": 366250, "frontend_question_id": 115, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.5590780286095873, "progress": 30.833949069601957}, {"stat": {"question_id": 114, "question__article__live": true, "question__article__slug": "flatten-binary-tree-to-linked-list", "question__title": "Flatten Binary Tree to Linked List", "question__title_slug": "flatten-binary-tree-to-linked-list", "question__hide": false, "total_acs": 359986, "total_submitted": 727930, "frontend_question_id": 114, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.9275491977448673, "progress": 38.12121824680037}, {"stat": {"question_id": 113, "question__article__live": true, "question__article__slug": "path-sum-ii", "question__title": "Path Sum II", "question__title_slug": "path-sum-ii", "question__hide": false, "total_acs": 343459, "total_submitted": 732525, "frontend_question_id": 113, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.3046957172370113, "progress": 25.80301983505639}, {"stat": {"question_id": 112, "question__article__live": true, "question__article__slug": "path-sum", "question__title": "Path Sum", "question__title_slug": "path-sum", "question__hide": false, "total_acs": 495538, "total_submitted": 1201209, "frontend_question_id": 112, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.6282663458974689, "progress": 32.20228921186447}, {"stat": {"question_id": 111, "question__article__live": true, "question__article__slug": "minimum-depth-of-binary-tree", "question__title": "Minimum Depth of Binary Tree", "question__title_slug": "minimum-depth-of-binary-tree", "question__hide": false, "total_acs": 430451, "total_submitted": 1149345, "frontend_question_id": 111, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.704985820461225, "progress": 13.942533012461752}, {"stat": {"question_id": 110, "question__article__live": true, "question__article__slug": "balanced-binary-tree", "question__title": "Balanced Binary Tree", "question__title_slug": "balanced-binary-tree", "question__hide": false, "total_acs": 464680, "total_submitted": 1066054, "frontend_question_id": 110, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.0710086115154245, "progress": 21.181380517575867}, {"stat": {"question_id": 109, "question__article__live": true, "question__article__slug": "convert-sorted-list-to-binary-search-tree", "question__title": "Convert Sorted List to Binary Search Tree", "question__title_slug": "convert-sorted-list-to-binary-search-tree", "question__hide": false, "total_acs": 251426, "total_submitted": 525383, "frontend_question_id": 109, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.29384292949818, "progress": 45.365424157051386}, {"stat": {"question_id": 108, "question__article__live": true, "question__article__slug": "convert-sorted-array-to-bst", "question__title": "Convert Sorted Array to Binary Search Tree", "question__title_slug": "convert-sorted-array-to-binary-search-tree", "question__hide": false, "total_acs": 425736, "total_submitted": 732564, "frontend_question_id": 108, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 2.066790985387545, "progress": 40.87500869843258}, {"stat": {"question_id": 107, "question__article__live": true, "question__article__slug": "binary-tree-level-order-traversal-ii", "question__title": "Binary Tree Level Order Traversal II", "question__title_slug": "binary-tree-level-order-traversal-ii", "question__hide": false, "total_acs": 363482, "total_submitted": 677723, "frontend_question_id": 107, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.37324511353138, "progress": 27.158724011054247}, {"stat": {"question_id": 106, "question__article__live": true, "question__article__slug": "construct-binary-tree-from-inorder-and-postorder-traversal", "question__title": "Construct Binary Tree from Inorder and Postorder Traversal", "question__title_slug": "construct-binary-tree-from-inorder-and-postorder-traversal", "question__hide": false, "total_acs": 246565, "total_submitted": 521157, "frontend_question_id": 106, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.54283873424588, "progress": 10.735743546890832}, {"stat": {"question_id": 105, "question__article__live": true, "question__article__slug": "construct-binary-tree-from-preorder-and-inorder-traversal", "question__title": "Construct Binary Tree from Preorder and Inorder Traversal", "question__title_slug": "construct-binary-tree-from-preorder-and-inorder-traversal", "question__hide": false, "total_acs": 379300, "total_submitted": 774150, "frontend_question_id": 105, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.8946882042795266, "progress": 57.24836539626648}, {"stat": {"question_id": 104, "question__article__live": true, "question__article__slug": "maximum-depth-of-binary-tree", "question__title": "Maximum Depth of Binary Tree", "question__title_slug": "maximum-depth-of-binary-tree", "question__hide": false, "total_acs": 865205, "total_submitted": 1308743, "frontend_question_id": 104, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 2.145098974091558, "progress": 42.423708950206276}, {"stat": {"question_id": 103, "question__article__live": true, "question__article__slug": "binary-tree-zigzag-level-order-traversal", "question__title": "Binary Tree Zigzag Level Order Traversal", "question__title_slug": "binary-tree-zigzag-level-order-traversal", "question__hide": false, "total_acs": 398532, "total_submitted": 823544, "frontend_question_id": 103, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.742898481020915, "progress": 34.46937357279812}, {"stat": {"question_id": 102, "question__article__live": true, "question__article__slug": "binary-tree-level-order-traversal", "question__title": "Binary Tree Level Order Traversal", "question__title_slug": "binary-tree-level-order-traversal", "question__hide": false, "total_acs": 645469, "total_submitted": 1180181, "frontend_question_id": 102, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.4525830253822, "progress": 48.504833437391696}, {"stat": {"question_id": 101, "question__article__live": true, "question__article__slug": "symmetric-tree", "question__title": "Symmetric Tree", "question__title_slug": "symmetric-tree", "question__hide": false, "total_acs": 686278, "total_submitted": 1462393, "frontend_question_id": 101, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 2.1936355661006184, "progress": 43.38361908847824}, {"stat": {"question_id": 100, "question__article__live": true, "question__article__slug": "same-tree", "question__title": "Same Tree", "question__title_slug": "same-tree", "question__hide": false, "total_acs": 595223, "total_submitted": 1113570, "frontend_question_id": 100, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.8627702964676354, "progress": 17.063042959930055}, {"stat": {"question_id": 99, "question__article__live": true, "question__article__slug": "recover-binary-search-tree", "question__title": "Recover Binary Search Tree", "question__title_slug": "recover-binary-search-tree", "question__hide": false, "total_acs": 169618, "total_submitted": 426353, "frontend_question_id": 99, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.0495220834208454, "progress": 40.5334809275589}, {"stat": {"question_id": 98, "question__article__live": true, "question__article__slug": "validate-binary-search-tree", "question__title": "Validate Binary Search Tree", "question__title_slug": "validate-binary-search-tree", "question__hide": false, "total_acs": 731135, "total_submitted": 2629072, "frontend_question_id": 98, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.86023661118183, "progress": 56.56701484969481}, {"stat": {"question_id": 97, "question__article__live": true, "question__article__slug": "interleaving-strings", "question__title": "Interleaving String", "question__title_slug": "interleaving-string", "question__hide": false, "total_acs": 158068, "total_submitted": 500753, "frontend_question_id": 97, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.762910186638718, "progress": 54.642186225071654}, {"stat": {"question_id": 96, "question__article__live": true, "question__article__slug": "unique-binary-search-trees", "question__title": "Unique Binary Search Trees", "question__title_slug": "unique-binary-search-trees", "question__hide": false, "total_acs": 313947, "total_submitted": 592448, "frontend_question_id": 96, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.7803729470942873, "progress": 54.98754794310054}, {"stat": {"question_id": 95, "question__article__live": true, "question__article__slug": "unique-binary-search-trees-ii", "question__title": "Unique Binary Search Trees II", "question__title_slug": "unique-binary-search-trees-ii", "question__hide": false, "total_acs": 198430, "total_submitted": 486972, "frontend_question_id": 95, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.209837923778334, "progress": 23.92701342698194}, {"stat": {"question_id": 94, "question__article__live": true, "question__article__slug": "binary-tree-inorder-traversal", "question__title": "Binary Tree Inorder Traversal", "question__title_slug": "binary-tree-inorder-traversal", "question__hide": false, "total_acs": 770419, "total_submitted": 1213482, "frontend_question_id": 94, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.9560313633093946, "progress": 38.6845111842243}, {"stat": {"question_id": 93, "question__article__live": true, "question__article__slug": "restore-ip-addresses", "question__title": "Restore IP Addresses", "question__title_slug": "restore-ip-addresses", "question__hide": false, "total_acs": 200740, "total_submitted": 561798, "frontend_question_id": 93, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.569497973738258, "progress": 50.81706508772211}, {"stat": {"question_id": 92, "question__article__live": true, "question__article__slug": "reverse-linked-list-ii", "question__title": "Reverse Linked List II", "question__title_slug": "reverse-linked-list-ii", "question__hide": false, "total_acs": 282483, "total_submitted": 725251, "frontend_question_id": 92, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 3.0365735760133497, "progress": 60.054438117119226}, {"stat": {"question_id": 91, "question__article__live": true, "question__article__slug": "decode-ways", "question__title": "Decode Ways", "question__title_slug": "decode-ways", "question__hide": false, "total_acs": 416870, "total_submitted": 1685436, "frontend_question_id": 91, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 3.675176941370469, "progress": 72.68412263692373}, {"stat": {"question_id": 90, "question__article__live": null, "question__article__slug": null, "question__title": "Subsets II", "question__title_slug": "subsets-ii", "question__hide": false, "total_acs": 288165, "total_submitted": 610741, "frontend_question_id": 90, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.0901511065129763, "progress": 21.559962413406964}, {"stat": {"question_id": 89, "question__article__live": null, "question__article__slug": null, "question__title": "Gray Code", "question__title_slug": "gray-code", "question__hide": false, "total_acs": 164955, "total_submitted": 335108, "frontend_question_id": 89, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.4170137928929467, "progress": 8.247298605605907}, {"stat": {"question_id": 88, "question__article__live": true, "question__article__slug": "merge-sorted-arrays", "question__title": "Merge Sorted Array", "question__title_slug": "merge-sorted-array", "question__hide": false, "total_acs": 633175, "total_submitted": 1603719, "frontend_question_id": 88, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 3.676532089518989, "progress": 72.71092345652768}, {"stat": {"question_id": 87, "question__article__live": null, "question__article__slug": null, "question__title": "Scramble String", "question__title_slug": "scramble-string", "question__hide": false, "total_acs": 112010, "total_submitted": 331574, "frontend_question_id": 87, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.4394233860037693, "progress": 28.467534375566718}, {"stat": {"question_id": 86, "question__article__live": true, "question__article__slug": "partition-list", "question__title": "Partition List", "question__title_slug": "partition-list", "question__hide": false, "total_acs": 222628, "total_submitted": 534046, "frontend_question_id": 86, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.063045514087507, "progress": 40.80093436142841}, {"stat": {"question_id": 85, "question__article__live": true, "question__article__slug": "maximal-rectangle", "question__title": "Maximal Rectangle", "question__title_slug": "maximal-rectangle", "question__hide": false, "total_acs": 185472, "total_submitted": 490015, "frontend_question_id": 85, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 3.709759237128504, "progress": 73.36805809528184}, {"stat": {"question_id": 84, "question__article__live": true, "question__article__slug": "largest-rectangle-in-histogram", "question__title": "Largest Rectangle in Histogram", "question__title_slug": "largest-rectangle-in-histogram", "question__hide": false, "total_acs": 276493, "total_submitted": 782846, "frontend_question_id": 84, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.4379389339256967, "progress": 48.21521664987073}, {"stat": {"question_id": 83, "question__article__live": true, "question__article__slug": "remove-duplicates-from-sorted-list", "question__title": "Remove Duplicates from Sorted List", "question__title_slug": "remove-duplicates-from-sorted-list", "question__hide": false, "total_acs": 482200, "total_submitted": 1059836, "frontend_question_id": 83, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 2.217365895415253, "progress": 43.85293476868501}, {"stat": {"question_id": 82, "question__article__live": null, "question__article__slug": null, "question__title": "Remove Duplicates from Sorted List II", "question__title_slug": "remove-duplicates-from-sorted-list-ii", "question__hide": false, "total_acs": 259424, "total_submitted": 701690, "frontend_question_id": 82, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.6116561304516597, "progress": 31.873788310887786}, {"stat": {"question_id": 81, "question__article__live": null, "question__article__slug": null, "question__title": "Search in Rotated Sorted Array II", "question__title_slug": "search-in-rotated-sorted-array-ii", "question__hide": false, "total_acs": 246497, "total_submitted": 746724, "frontend_question_id": 81, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.0732444661401066, "progress": 21.225599104689152}, {"stat": {"question_id": 80, "question__article__live": true, "question__article__slug": "remove-duplicates-from-sorted-array-ii", "question__title": "Remove Duplicates from Sorted Array II", "question__title_slug": "remove-duplicates-from-sorted-array-ii", "question__hide": false, "total_acs": 270417, "total_submitted": 613801, "frontend_question_id": 80, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 0.5720848471364939, "progress": 11.314145101402657}, {"stat": {"question_id": 79, "question__article__live": true, "question__article__slug": "word-search", "question__title": "Word Search", "question__title_slug": "word-search", "question__hide": false, "total_acs": 513218, "total_submitted": 1437813, "frontend_question_id": 79, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 3.1671309727903103, "progress": 62.6364770202463}, {"stat": {"question_id": 78, "question__article__live": true, "question__article__slug": "subsets", "question__title": "Subsets", "question__title_slug": "subsets", "question__hide": false, "total_acs": 613668, "total_submitted": 986846, "frontend_question_id": 78, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.7497392894674375, "progress": 54.38170486036253}, {"stat": {"question_id": 77, "question__article__live": true, "question__article__slug": "combinations", "question__title": "Combinations", "question__title_slug": "combinations", "question__hide": false, "total_acs": 300596, "total_submitted": 547626, "frontend_question_id": 77, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.3115784598146132, "progress": 25.93914011268369}, {"stat": {"question_id": 76, "question__article__live": true, "question__article__slug": "minimum-window-substring", "question__title": "Minimum Window Substring", "question__title_slug": "minimum-window-substring", "question__hide": false, "total_acs": 416539, "total_submitted": 1199661, "frontend_question_id": 76, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 3.842083612337164, "progress": 75.98504260213774}, {"stat": {"question_id": 75, "question__article__live": true, "question__article__slug": "sort-colors", "question__title": "Sort Colors", "question__title_slug": "sort-colors", "question__hide": false, "total_acs": 536446, "total_submitted": 1130622, "frontend_question_id": 75, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.6907160272571136, "progress": 53.214399422457085}, {"stat": {"question_id": 74, "question__article__live": true, "question__article__slug": "search-in-2d-matrix", "question__title": "Search a 2D Matrix", "question__title_slug": "search-a-2d-matrix", "question__hide": false, "total_acs": 338478, "total_submitted": 926303, "frontend_question_id": 74, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.239642469743062, "progress": 44.29349947786857}, {"stat": {"question_id": 73, "question__article__live": true, "question__article__slug": "set-matrix-zeroes", "question__title": "Set Matrix Zeroes", "question__title_slug": "set-matrix-zeroes", "question__hide": false, "total_acs": 333733, "total_submitted": 772400, "frontend_question_id": 73, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.087679574539178, "progress": 41.288123168791515}, {"stat": {"question_id": 72, "question__article__live": true, "question__article__slug": "edit-distance", "question__title": "Edit Distance", "question__title_slug": "edit-distance", "question__hide": false, "total_acs": 292097, "total_submitted": 650073, "frontend_question_id": 72, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.757469090541501, "progress": 54.53457744804718}, {"stat": {"question_id": 71, "question__article__live": true, "question__article__slug": "simplify-path", "question__title": "Simplify Path", "question__title_slug": "simplify-path", "question__hide": false, "total_acs": 217630, "total_submitted": 665495, "frontend_question_id": 71, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.7386257568196846, "progress": 54.16191207683535}, {"stat": {"question_id": 70, "question__article__live": true, "question__article__slug": "climbing-stairs", "question__title": "Climbing Stairs", "question__title_slug": "climbing-stairs", "question__hide": false, "total_acs": 739694, "total_submitted": 1546851, "frontend_question_id": 70, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 2.199298871656014, "progress": 43.49562251092169}, {"stat": {"question_id": 69, "question__article__live": true, "question__article__slug": "sqrtx", "question__title": "Sqrt(x)", "question__title_slug": "sqrtx", "question__hide": false, "total_acs": 578962, "total_submitted": 1702343, "frontend_question_id": 69, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.784961346514234, "progress": 35.30125256059912}, {"stat": {"question_id": 68, "question__article__live": null, "question__article__slug": null, "question__title": "Text Justification", "question__title_slug": "text-justification", "question__hide": false, "total_acs": 140362, "total_submitted": 504088, "frontend_question_id": 68, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 3.7218463021207477, "progress": 73.60710446726118}, {"stat": {"question_id": 67, "question__article__live": true, "question__article__slug": "add-binary", "question__title": "Add Binary", "question__title_slug": "add-binary", "question__hide": false, "total_acs": 492663, "total_submitted": 1086615, "frontend_question_id": 67, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 3.218669451809471, "progress": 63.655755599021965}, {"stat": {"question_id": 66, "question__article__live": true, "question__article__slug": "plus-one", "question__title": "Plus One", "question__title_slug": "plus-one", "question__hide": false, "total_acs": 665741, "total_submitted": 1549607, "frontend_question_id": 66, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.902037077323928, "progress": 37.61666401200153}, {"stat": {"question_id": 65, "question__article__live": null, "question__article__slug": null, "question__title": "Valid Number", "question__title_slug": "valid-number", "question__hide": false, "total_acs": 174301, "total_submitted": 1137341, "frontend_question_id": 65, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.2527309301428997, "progress": 44.552350487223116}, {"stat": {"question_id": 64, "question__article__live": true, "question__article__slug": "minimum-path-sum", "question__title": "Minimum Path Sum", "question__title_slug": "minimum-path-sum", "question__hide": false, "total_acs": 440135, "total_submitted": 806232, "frontend_question_id": 64, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.8471797018655978, "progress": 56.308787827393594}, {"stat": {"question_id": 63, "question__article__live": true, "question__article__slug": "unique-paths-ii", "question__title": "Unique Paths II", "question__title_slug": "unique-paths-ii", "question__hide": false, "total_acs": 306583, "total_submitted": 886189, "frontend_question_id": 63, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.3540235050660485, "progress": 26.77857748497921}, {"stat": {"question_id": 62, "question__article__live": true, "question__article__slug": "unique-paths", "question__title": "Unique Paths", "question__title_slug": "unique-paths", "question__hide": false, "total_acs": 509214, "total_submitted": 939112, "frontend_question_id": 62, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.19088220400776, "progress": 43.32916573528906}, {"stat": {"question_id": 61, "question__article__live": true, "question__article__slug": "rotate-list", "question__title": "Rotate List", "question__title_slug": "rotate-list", "question__hide": false, "total_acs": 284194, "total_submitted": 944644, "frontend_question_id": 61, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.7859720439044715, "progress": 35.321241163660346}, {"stat": {"question_id": 60, "question__article__live": true, "question__article__slug": "permutation-sequence", "question__title": "Permutation Sequence", "question__title_slug": "permutation-sequence", "question__hide": false, "total_acs": 206492, "total_submitted": 536309, "frontend_question_id": 60, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.0716746329363014, "progress": 21.194552450085812}, {"stat": {"question_id": 59, "question__article__live": null, "question__article__slug": null, "question__title": "Spiral Matrix II", "question__title_slug": "spiral-matrix-ii", "question__hide": false, "total_acs": 199725, "total_submitted": 369426, "frontend_question_id": 59, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.96040629212483, "progress": 38.77103432790465}, {"stat": {"question_id": 58, "question__article__live": true, "question__article__slug": "length-of-last-word", "question__title": "Length of Last Word", "question__title_slug": "length-of-last-word", "question__hide": false, "total_acs": 390089, "total_submitted": 1197666, "frontend_question_id": 58, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.8842069872366258, "progress": 17.48699725808749}, {"stat": {"question_id": 57, "question__article__live": true, "question__article__slug": "insert-interval", "question__title": "Insert Interval", "question__title_slug": "insert-interval", "question__hide": false, "total_acs": 259893, "total_submitted": 773494, "frontend_question_id": 57, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.365522797265896, "progress": 46.783039793670056}, {"stat": {"question_id": 56, "question__article__live": true, "question__article__slug": "merge-intervals", "question__title": "Merge Intervals", "question__title_slug": "merge-intervals", "question__hide": false, "total_acs": 637102, "total_submitted": 1617147, "frontend_question_id": 56, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 4.286370139542994, "progress": 84.7717151745118}, {"stat": {"question_id": 55, "question__article__live": true, "question__article__slug": "jump-game", "question__title": "Jump Game", "question__title_slug": "jump-game", "question__hide": false, "total_acs": 500349, "total_submitted": 1443862, "frontend_question_id": 55, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.5867380819314123, "progress": 51.15802340297476}, {"stat": {"question_id": 54, "question__article__live": true, "question__article__slug": "spiral-matrix", "question__title": "Spiral Matrix", "question__title_slug": "spiral-matrix", "question__hide": false, "total_acs": 386548, "total_submitted": 1131290, "frontend_question_id": 54, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 3.732479848705304, "progress": 73.81740454705246}, {"stat": {"question_id": 53, "question__article__live": true, "question__article__slug": "maximum-subarray", "question__title": "Maximum Subarray", "question__title_slug": "maximum-subarray", "question__hide": false, "total_acs": 1087606, "total_submitted": 2333826, "frontend_question_id": 53, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 4.65652913723382, "progress": 92.09236460514522}, {"stat": {"question_id": 52, "question__article__live": true, "question__article__slug": "n-queens-ii", "question__title": "N-Queens II", "question__title_slug": "n-queens-ii", "question__hide": false, "total_acs": 137590, "total_submitted": 237289, "frontend_question_id": 52, "is_new_question": false}, "status": null, "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 0.10763066419236544, "progress": 2.1286159878697553}, {"stat": {"question_id": 51, "question__article__live": true, "question__article__slug": "n-queens", "question__title": "N-Queens", "question__title_slug": "n-queens", "question__hide": false, "total_acs": 209607, "total_submitted": 447780, "frontend_question_id": 51, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.529290867284533, "progress": 50.021887521313936}, {"stat": {"question_id": 50, "question__article__live": true, "question__article__slug": "powx-n", "question__title": "Pow(x, n)", "question__title_slug": "powx-n", "question__hide": false, "total_acs": 515075, "total_submitted": 1695739, "frontend_question_id": 50, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.6886484258550443, "progress": 53.173508386115245}, {"stat": {"question_id": 49, "question__article__live": true, "question__article__slug": "group-anagrams", "question__title": "Group Anagrams", "question__title_slug": "group-anagrams", "question__hide": false, "total_acs": 721660, "total_submitted": 1265550, "frontend_question_id": 49, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 3.5957914511922375, "progress": 71.11411259502485}, {"stat": {"question_id": 48, "question__article__live": true, "question__article__slug": "rotate-image", "question__title": "Rotate Image", "question__title_slug": "rotate-image", "question__hide": false, "total_acs": 433611, "total_submitted": 761982, "frontend_question_id": 48, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 3.0159561480624935, "progress": 59.6466864127675}, {"stat": {"question_id": 47, "question__article__live": null, "question__article__slug": null, "question__title": "Permutations II", "question__title_slug": "permutations-ii", "question__hide": false, "total_acs": 364260, "total_submitted": 782059, "frontend_question_id": 47, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.3117278019157637, "progress": 25.942093657443046}, {"stat": {"question_id": 46, "question__article__live": true, "question__article__slug": "permutations", "question__title": "Permutations", "question__title_slug": "permutations", "question__hide": false, "total_acs": 637754, "total_submitted": 1000764, "frontend_question_id": 46, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 3.5470687824009275, "progress": 70.15052240872343}, {"stat": {"question_id": 45, "question__article__live": true, "question__article__slug": "jump-game-ii", "question__title": "Jump Game II", "question__title_slug": "jump-game-ii", "question__hide": false, "total_acs": 269631, "total_submitted": 881210, "frontend_question_id": 45, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 3.0091643263275345, "progress": 59.512364280313164}, {"stat": {"question_id": 44, "question__article__live": true, "question__article__slug": "wildcard-matching", "question__title": "Wildcard Matching", "question__title_slug": "wildcard-matching", "question__hide": false, "total_acs": 252610, "total_submitted": 1021021, "frontend_question_id": 44, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.184846699198342, "progress": 43.209801313183206}, {"stat": {"question_id": 43, "question__article__live": null, "question__article__slug": null, "question__title": "Multiply Strings", "question__title_slug": "multiply-strings", "question__hide": false, "total_acs": 305160, "total_submitted": 898916, "frontend_question_id": 43, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.1942821505421914, "progress": 43.39640661506435}, {"stat": {"question_id": 42, "question__article__live": true, "question__article__slug": "trapping-rain-water", "question__title": "Trapping Rain Water", "question__title_slug": "trapping-rain-water", "question__hide": false, "total_acs": 544135, "total_submitted": 1110961, "frontend_question_id": 42, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 4.883475513457595, "progress": 96.58069224340669}, {"stat": {"question_id": 41, "question__article__live": true, "question__article__slug": "first-missing-positive", "question__title": "First Missing Positive", "question__title_slug": "first-missing-positive", "question__hide": false, "total_acs": 354326, "total_submitted": 1103285, "frontend_question_id": 41, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 3.6101398538615377, "progress": 71.39788153347233}, {"stat": {"question_id": 40, "question__article__live": null, "question__article__slug": null, "question__title": "Combination Sum II", "question__title_slug": "combination-sum-ii", "question__hide": false, "total_acs": 338543, "total_submitted": 700610, "frontend_question_id": 40, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.8008707722163346, "progress": 35.61589391454255}, {"stat": {"question_id": 39, "question__article__live": null, "question__article__slug": null, "question__title": "Combination Sum", "question__title_slug": "combination-sum", "question__hide": false, "total_acs": 562832, "total_submitted": 1000726, "frontend_question_id": 39, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.7253630820050203, "progress": 53.899615621970455}, {"stat": {"question_id": 38, "question__article__live": true, "question__article__slug": "count-and-say", "question__title": "Count and Say", "question__title_slug": "count-and-say", "question__hide": false, "total_acs": 416406, "total_submitted": 931461, "frontend_question_id": 38, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 2.4023598981175436, "progress": 47.511568623330014}, {"stat": {"question_id": 37, "question__article__live": true, "question__article__slug": "sudoku-solver", "question__title": "Sudoku Solver", "question__title_slug": "sudoku-solver", "question__hide": false, "total_acs": 192989, "total_submitted": 441281, "frontend_question_id": 37, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.648032191375957, "progress": 52.37023947824405}, {"stat": {"question_id": 36, "question__article__live": true, "question__article__slug": "valid-sudoku", "question__title": "Valid Sudoku", "question__title_slug": "valid-sudoku", "question__hide": false, "total_acs": 379437, "total_submitted": 776815, "frontend_question_id": 36, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 1.9779232295705544, "progress": 39.11746750645349}, {"stat": {"question_id": 35, "question__article__live": true, "question__article__slug": "search-insert-position", "question__title": "Search Insert Position", "question__title_slug": "search-insert-position", "question__hide": false, "total_acs": 668487, "total_submitted": 1567186, "frontend_question_id": 35, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.198361682489351, "progress": 23.700047340024415}, {"stat": {"question_id": 34, "question__article__live": true, "question__article__slug": "find-first-and-last-position-of-element-in-sorted-array", "question__title": "Find First and Last Position of Element in Sorted Array", "question__title_slug": "find-first-and-last-position-of-element-in-sorted-array", "question__hide": false, "total_acs": 534475, "total_submitted": 1474846, "frontend_question_id": 34, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.847947805985434, "progress": 56.32397865355916}, {"stat": {"question_id": 33, "question__article__live": true, "question__article__slug": "search-in-rotated-sorted-array", "question__title": "Search in Rotated Sorted Array", "question__title_slug": "search-in-rotated-sorted-array", "question__hide": false, "total_acs": 769751, "total_submitted": 2224919, "frontend_question_id": 33, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 3.7387351484854063, "progress": 73.94111586316073}, {"stat": {"question_id": 32, "question__article__live": true, "question__article__slug": "longest-valid-parentheses", "question__title": "Longest Valid Parentheses", "question__title_slug": "longest-valid-parentheses", "question__hide": false, "total_acs": 295962, "total_submitted": 1040504, "frontend_question_id": 32, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 2.7200985396183848, "progress": 53.79549855480285}, {"stat": {"question_id": 31, "question__article__live": true, "question__article__slug": "next-permutation", "question__title": "Next Permutation", "question__title_slug": "next-permutation", "question__hide": false, "total_acs": 389445, "total_submitted": 1192883, "frontend_question_id": 31, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 3.8735907768573865, "progress": 76.60816106594581}, {"stat": {"question_id": 30, "question__article__live": null, "question__article__slug": null, "question__title": "Substring with Concatenation of All Words", "question__title_slug": "substring-with-concatenation-of-all-words", "question__hide": false, "total_acs": 181142, "total_submitted": 712268, "frontend_question_id": 30, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 1.4353364461874933, "progress": 28.386706801941063}, {"stat": {"question_id": 29, "question__article__live": true, "question__article__slug": "divide-integers", "question__title": "Divide Two Integers", "question__title_slug": "divide-two-integers", "question__hide": false, "total_acs": 290572, "total_submitted": 1769459, "frontend_question_id": 29, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.3291032351789527, "progress": 46.0627686450044}, {"stat": {"question_id": 28, "question__article__live": true, "question__article__slug": "implement-strstr", "question__title": "Implement strStr()", "question__title_slug": "implement-strstr", "question__hide": false, "total_acs": 700754, "total_submitted": 2029776, "frontend_question_id": 28, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.7748947880700419, "progress": 35.10216582813378}, {"stat": {"question_id": 27, "question__article__live": true, "question__article__slug": "remove-element", "question__title": "Remove Element", "question__title_slug": "remove-element", "question__hide": false, "total_acs": 651603, "total_submitted": 1349230, "frontend_question_id": 27, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 0.3386371630637646, "progress": 6.69724083553056}, {"stat": {"question_id": 26, "question__article__live": true, "question__article__slug": "remove-duplicates-from-sorted-array", "question__title": "Remove Duplicates from Sorted Array", "question__title_slug": "remove-duplicates-from-sorted-array", "question__hide": false, "total_acs": 1056929, "total_submitted": 2336409, "frontend_question_id": 26, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 1.7673659356030775, "progress": 34.953267409158585}, {"stat": {"question_id": 25, "question__article__live": true, "question__article__slug": "reverse-nodes-in-k-group", "question__title": "Reverse Nodes in k-Group", "question__title_slug": "reverse-nodes-in-k-group", "question__hide": false, "total_acs": 280114, "total_submitted": 663161, "frontend_question_id": 25, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 3.4183707599228894, "progress": 67.60525642611877}, {"stat": {"question_id": 24, "question__article__live": true, "question__article__slug": "swap-nodes-in-pairs", "question__title": "Swap Nodes in Pairs", "question__title_slug": "swap-nodes-in-pairs", "question__hide": false, "total_acs": 488495, "total_submitted": 966229, "frontend_question_id": 24, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.279227363281658, "progress": 45.07637151435234}, {"stat": {"question_id": 23, "question__article__live": true, "question__article__slug": "merge-k-sorted-list", "question__title": "Merge k Sorted Lists", "question__title_slug": "merge-k-sorted-lists", "question__hide": false, "total_acs": 680786, "total_submitted": 1686079, "frontend_question_id": 23, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 4.5825876095565405, "progress": 90.6300200292531}, {"stat": {"question_id": 22, "question__article__live": true, "question__article__slug": "generate-parentheses", "question__title": "Generate Parentheses", "question__title_slug": "generate-parentheses", "question__hide": false, "total_acs": 580286, "total_submitted": 923068, "frontend_question_id": 22, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 3.959223967747143, "progress": 78.30173213686713}, {"stat": {"question_id": 21, "question__article__live": true, "question__article__slug": "merged-two-sorted-lists", "question__title": "Merge Two Sorted Lists", "question__title_slug": "merge-two-sorted-lists", "question__hide": false, "total_acs": 1068477, "total_submitted": 1989794, "frontend_question_id": 21, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 4.524956678313348, "progress": 89.49025077705532}, {"stat": {"question_id": 20, "question__article__live": true, "question__article__slug": "valid-parentheses", "question__title": "Valid Parentheses", "question__title_slug": "valid-parentheses", "question__hide": false, "total_acs": 1071816, "total_submitted": 2748223, "frontend_question_id": 20, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 4.49429266522394, "progress": 88.88380735310967}, {"stat": {"question_id": 19, "question__article__live": true, "question__article__slug": "remove-nth-node-from-end-of-list", "question__title": "Remove Nth Node From End of List", "question__title_slug": "remove-nth-node-from-end-of-list", "question__hide": false, "total_acs": 661493, "total_submitted": 1877449, "frontend_question_id": 19, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.357446901968748, "progress": 46.62332248657301}, {"stat": {"question_id": 18, "question__article__live": true, "question__article__slug": "4sum", "question__title": "4Sum", "question__title_slug": "4sum", "question__hide": false, "total_acs": 343426, "total_submitted": 1018175, "frontend_question_id": 18, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.7542063188247674, "progress": 54.47004948017554}, {"stat": {"question_id": 17, "question__article__live": true, "question__article__slug": "letter-combinations-of-a-phone-number", "question__title": "Letter Combinations of a Phone Number", "question__title_slug": "letter-combinations-of-a-phone-number", "question__hide": false, "total_acs": 639439, "total_submitted": 1362678, "frontend_question_id": 17, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 3.61181502994717, "progress": 71.4310115584994}, {"stat": {"question_id": 16, "question__article__live": true, "question__article__slug": "3sum-closest", "question__title": "3Sum Closest", "question__title_slug": "3sum-closest", "question__hide": false, "total_acs": 490537, "total_submitted": 1066001, "frontend_question_id": 16, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.542862957231278, "progress": 50.29030329172871}, {"stat": {"question_id": 15, "question__article__live": true, "question__article__slug": "3sum", "question__title": "3Sum", "question__title_slug": "3sum", "question__hide": false, "total_acs": 996026, "total_submitted": 3701622, "frontend_question_id": 15, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 4.589005509504592, "progress": 90.75694709544265}, {"stat": {"question_id": 14, "question__article__live": true, "question__article__slug": "longest-common-prefix", "question__title": "Longest Common Prefix", "question__title_slug": "longest-common-prefix", "question__hide": false, "total_acs": 793815, "total_submitted": 2238095, "frontend_question_id": 14, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 2.984953984257362, "progress": 59.033555368475}, {"stat": {"question_id": 13, "question__article__live": true, "question__article__slug": "roman-to-integer", "question__title": "Roman to Integer", "question__title_slug": "roman-to-integer", "question__hide": false, "total_acs": 737108, "total_submitted": 1321251, "frontend_question_id": 13, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 3.219433403597079, "progress": 63.67086430434556}, {"stat": {"question_id": 12, "question__article__live": true, "question__article__slug": "integer-to-roman", "question__title": "Integer to Roman", "question__title_slug": "integer-to-roman", "question__hide": false, "total_acs": 374149, "total_submitted": 678508, "frontend_question_id": 12, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.94887517132271, "progress": 58.32002322954104}, {"stat": {"question_id": 11, "question__article__live": true, "question__article__slug": "container-with-most-water", "question__title": "Container With Most Water", "question__title_slug": "container-with-most-water", "question__hide": false, "total_acs": 698216, "total_submitted": 1370703, "frontend_question_id": 11, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 3.891767647480452, "progress": 76.96764576956656}, {"stat": {"question_id": 10, "question__article__live": true, "question__article__slug": "regular-expression-matching", "question__title": "Regular Expression Matching", "question__title_slug": "regular-expression-matching", "question__hide": false, "total_acs": 449854, "total_submitted": 1674459, "frontend_question_id": 10, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 3.580003124026531, "progress": 70.80186621172115}, {"stat": {"question_id": 9, "question__article__live": true, "question__article__slug": "palindrome-number", "question__title": "Palindrome Number", "question__title_slug": "palindrome-number", "question__hide": false, "total_acs": 983752, "total_submitted": 2028597, "frontend_question_id": 9, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 2.940209068993785, "progress": 58.14863337416585}, {"stat": {"question_id": 8, "question__article__live": true, "question__article__slug": "string-to-integer", "question__title": "String to Integer (atoi)", "question__title_slug": "string-to-integer-atoi", "question__hide": false, "total_acs": 592644, "total_submitted": 3852999, "frontend_question_id": 8, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 2.963498513621629, "progress": 58.60922966013538}, {"stat": {"question_id": 7, "question__article__live": true, "question__article__slug": "reverse-integer", "question__title": "Reverse Integer", "question__title_slug": "reverse-integer", "question__hide": false, "total_acs": 1177796, "total_submitted": 4563934, "frontend_question_id": 7, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 3.71139021880607, "progress": 73.40031408571767}, {"stat": {"question_id": 6, "question__article__live": true, "question__article__slug": "zigzag-conversion", "question__title": "ZigZag Conversion", "question__title_slug": "zigzag-conversion", "question__hide": false, "total_acs": 477223, "total_submitted": 1310720, "frontend_question_id": 6, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 3.3409366546223533, "progress": 66.07383900167068}, {"stat": {"question_id": 5, "question__article__live": true, "question__article__slug": "longest-palindromic-substring", "question__title": "Longest Palindromic Substring", "question__title_slug": "longest-palindromic-substring", "question__hide": false, "total_acs": 996270, "total_submitted": 3377603, "frontend_question_id": 5, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 4.747205711408567, "progress": 93.88567887075871}, {"stat": {"question_id": 4, "question__article__live": true, "question__article__slug": "median-of-two-sorted-arrays", "question__title": "Median of Two Sorted Arrays", "question__title_slug": "median-of-two-sorted-arrays", "question__hide": false, "total_acs": 720197, "total_submitted": 2427809, "frontend_question_id": 4, "is_new_question": false}, "status": "ac", "difficulty": {"level": 3}, "paid_only": false, "is_favor": false, "frequency": 4.714160068477012, "progress": 93.23213385734299}, {"stat": {"question_id": 3, "question__article__live": true, "question__article__slug": "longest-substring-without-repeating-characters", "question__title": "Longest Substring Without Repeating Characters", "question__title_slug": "longest-substring-without-repeating-characters", "question__hide": false, "total_acs": 1655840, "total_submitted": 5438673, "frontend_question_id": 3, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 4.617534280904316, "progress": 91.32116175834949}, {"stat": {"question_id": 2, "question__article__live": true, "question__article__slug": "add-two-numbers", "question__title": "Add Two Numbers", "question__title_slug": "add-two-numbers", "question__hide": false, "total_acs": 1495386, "total_submitted": 4404631, "frontend_question_id": 2, "is_new_question": false}, "status": "ac", "difficulty": {"level": 2}, "paid_only": false, "is_favor": false, "frequency": 4.941106444700788, "progress": 97.72046149560445}, {"stat": {"question_id": 1, "question__article__live": true, "question__article__slug": "two-sum", "question__title": "Two Sum", "question__title_slug": "two-sum", "question__hide": false, "total_acs": 3204484, "total_submitted": 7020349, "frontend_question_id": 1, "is_new_question": false}, "status": "ac", "difficulty": {"level": 1}, "paid_only": false, "is_favor": false, "frequency": 5.056368307187173, "progress": 100.0}], "frequency_high": 3.0, "frequency_mid": 1.0, "category_slug": "all"}