Problem Status

Total: 320, Solved: 196

#	Problem	Status
1	Two Sum	Accepted
2	Add Two Numbers	Accepted
3	Longest Substring Without Repeating Characters	Accepted
4	Median of Two Sorted Arrays	Accepted
5	Longest Palindromic Substring	Accepted
6	ZigZag Conversion	Accepted
7	Reverse Integer	Accepted
8	String to Integer (atoi)	Accepted
9	Palindrome Number	Accepted
10	Regular Expression Matching	Accepted
11	Container With Most Water	Accepted
12	Integer to Roman	Accepted
13	Roman to Integer	Accepted
14	Longest Common Prefix	Accepted
15	3Sum	Accepted
16	3Sum Closest	Accepted
17	Letter Combinations of a Phone Number	Accepted
18	4Sum	Accepted
19	Remove Nth Node From End of List	Accepted
20	Valid Parentheses	Accepted
21	Merge Two Sorted Lists	Accepted
22	Generate Parentheses	Accepted
23	Merge k Sorted Lists	Accepted
24	Swap Nodes in Pairs	Accepted
25	Reverse Nodes in k-Group	Accepted
26	Remove Duplicates from Sorted Array	Accepted
27	Remove Element	Accepted
28	Implement strStr()	Accepted
29	Divide Two Integers	Accepted
30	Substring with Concatenation of All Words	Accepted
31	Next Permutation	Accepted
32	Longest Valid Parentheses	Accepted
33	Search in Rotated Sorted Array	Accepted
34	Search for a Range	Accepted
35	Search Insert Position	Accepted
36	Valid Sudoku	Accepted
37	Sudoku Solver	Accepted
38	Count and Say	Accepted
39	Combination Sum	Accepted
40	Combination Sum II	Accepted
41	First Missing Positive	Accepted
42	Trapping Rain Water	Accepted
43	Multiply Strings	Accepted
44	Wildcard Matching	Accepted
45	Jump Game II	Accepted
46	Permutations	Accepted
47	Permutations II	Accepted
48	Rotate Image	Accepted
49	Anagrams	Accepted
50	Pow(x, n)	Accepted
51	N-Queens	Accepted
52	N-Queens II	Accepted
53	Maximum Subarray	Accepted
54	Spiral Matrix	Accepted
55	Jump Game	Accepted
56	Merge Intervals	Accepted
57	Insert Interval	Accepted
58	Length of Last Word	Accepted
59	Spiral Matrix II	Accepted
60	Permutation Sequence	Accepted
61	Rotate List	Accepted
62	Unique Paths	Accepted
63	Unique Paths II	Accepted
64	Minimum Path Sum	Accepted
65	Valid Number	Accepted
66	Plus One	Accepted
67	Add Binary	Accepted
68	Text Justification	Accepted
69	Sqrt(x)	Accepted
70	Climbing Stairs	Accepted
71	Simplify Path	Accepted
72	Edit Distance	Accepted
73	Set Matrix Zeroes	Accepted
74	Search a 2D Matrix	Accepted
75	Sort Colors	Accepted
76	Minimum Window Substring	Accepted
77	Combinations	Accepted
78	Subsets	Accepted
79	Word Search	Accepted
80	Remove Duplicates from Sorted Array II	Accepted
81	Search in Rotated Sorted Array II	Accepted
82	Remove Duplicates from Sorted List II	Accepted
83	Remove Duplicates from Sorted List	Accepted
84	Largest Rectangle in Histogram	Accepted
85	Maximal Rectangle	Accepted
86	Partition List	Accepted
87	Scramble String	Accepted
88	Merge Sorted Array	Accepted
89	Gray Code	Accepted
90	Subsets II	Accepted
91	Decode Ways	Accepted
92	Reverse Linked List II	Accepted
93	Restore IP Addresses	Accepted
94	Binary Tree Inorder Traversal	Accepted
95	Unique Binary Search Trees II	Accepted
96	Unique Binary Search Trees	Accepted
97	Interleaving String	Accepted
98	Validate Binary Search Tree	Accepted
99	Recover Binary Search Tree	Accepted
100	Same Tree	Accepted
101	Symmetric Tree	Accepted
102	Binary Tree Level Order Traversal	Accepted
103	Binary Tree Zigzag Level Order Traversal	Accepted
104	Maximum Depth of Binary Tree	Accepted
105	Construct Binary Tree from Preorder and Inorder Traversal	Accepted
106	Construct Binary Tree from Inorder and Postorder Traversal	Accepted
107	Binary Tree Level Order Traversal II	Accepted
108	Convert Sorted Array to Binary Search Tree	Accepted
109	Convert Sorted List to Binary Search Tree	Accepted
110	Balanced Binary Tree	Accepted
111	Minimum Depth of Binary Tree	Accepted
112	Path Sum	Accepted
113	Path Sum II	Accepted
114	Flatten Binary Tree to Linked List	Accepted
115	Distinct Subsequences	Accepted
116	Populating Next Right Pointers in Each Node	Accepted
117	Populating Next Right Pointers in Each Node II	Accepted
118	Pascal's Triangle	Accepted
119	Pascal's Triangle II	Accepted
120	Triangle	Accepted
121	Best Time to Buy and Sell Stock	Accepted
122	Best Time to Buy and Sell Stock II	Accepted
123	Best Time to Buy and Sell Stock III	Accepted
124	Binary Tree Maximum Path Sum	Accepted
125	Valid Palindrome	Accepted
126	Word Ladder II	Accepted
127	Word Ladder	Accepted
128	Longest Consecutive Sequence	Accepted
129	Sum Root to Leaf Numbers	Accepted
130	Surrounded Regions	Accepted
131	Palindrome Partitioning	Accepted
132	Palindrome Partitioning II	Accepted
133	Clone Graph	Accepted
134	Gas Station	Accepted
135	Candy	Accepted
136	Single Number	Accepted
137	Single Number II	Accepted
138	Copy List with Random Pointer	Accepted
139	Word Break	Accepted
140	Word Break II	Accepted
141	Linked List Cycle	Accepted
142	Linked List Cycle II	Accepted
143	Reorder List	Accepted
144	Binary Tree Preorder Traversal	Accepted
145	Binary Tree Postorder Traversal	Accepted
146	LRU Cache	Accepted
147	Insertion Sort List	Accepted
148	Sort List	Accepted
149	Max Points on a Line	Accepted
150	Evaluate Reverse Polish Notation	Accepted
151	Reverse Words in a String	Accepted
152	Maximum Product Subarray	Accepted
153	Find Minimum in Rotated Sorted Array	Accepted
154	Find Minimum in Rotated Sorted Array II	Accepted
155	Min Stack	Accepted
156	Binary Tree Upside Down	Accepted
157	Read N Characters Given Read4	Accepted
158	Read N Characters Given Read4 II - Call multiple times	Accepted
159	Longest Substring with At Most Two Distinct Characters	Accepted
160	Intersection of Two Linked Lists	Accepted
161	One Edit Distance	Accepted
162	Find Peak Element	Accepted
163	Missing Ranges	Accepted
164	Maximum Gap	Accepted
165	Compare Version Numbers	Accepted
166	Fraction to Recurring Decimal	Accepted
167	Two Sum II - Input array is sorted	Accepted
168	Excel Sheet Column Title	Accepted
169	Majority Element	Accepted
170	Two Sum III - Data structure design	Accepted
171	Excel Sheet Column Number	Accepted
172	Factorial Trailing Zeroes	Accepted
173	Binary Search Tree Iterator	Accepted
174	Dungeon Game	Accepted
175	Combine Two Tables
176	Second Highest Salary
177	Nth Highest Salary
178	Rank Scores
179	Largest Number	Accepted
180	Consecutive Numbers
181	Employees Earning More Than Their Managers
182	Duplicate Emails
183	Customers Who Never Order
184	Department Highest Salary
185	Department Top Three Salaries
186	Reverse Words in a String II	Accepted
187	Repeated DNA Sequences	Accepted
188	Best Time to Buy and Sell Stock IV	Accepted
189	Rotate Array	Accepted
190	Reverse Bits	Accepted
191	Number of 1 Bits	Accepted
192	Word Frequency
193	Valid Phone Numbers
194	Transpose File
195	Tenth Line
196	Delete Duplicate Emails
197	Rising Temperature
198	House Robber	Accepted
199	Binary Tree Right Side View	Accepted
200	Number of Islands	Accepted
201	Bitwise AND of Numbers Range	Accepted
202	Happy Number	Accepted
203	Remove Linked List Elements	Accepted
204	Count Primes	Accepted
205	Isomorphic Strings	Accepted
206	Reverse Linked List	Accepted
207	Course Schedule	Accepted
208	Implement Trie (Prefix Tree)	Accepted
209	Minimum Size Subarray Sum	Accepted
210	Course Schedule II	Accepted
211	Add and Search Word - Data structure design	Accepted
212	Word Search II	Accepted
213	House Robber II
214	Shortest Palindrome
215	Kth Largest Element in an Array
216	Combination Sum III
217	Contains Duplicate
218	The Skyline Problem
219	Contains Duplicate II
220	Contains Duplicate III
221	Maximal Square
222	Count Complete Tree Nodes
223	Rectangle Area
224	Basic Calculator
225	Implement Stack using Queues
226	Invert Binary Tree
227	Basic Calculator II
228	Summary Ranges
229	Majority Element II
230	Kth Smallest Element in a BST
231	Power of Two
232	Implement Queue using Stacks
233	Number of Digit One
234	Palindrome Linked List
235	Lowest Common Ancestor of a Binary Search Tree
236	Lowest Common Ancestor of a Binary Tree
237	Delete Node in a Linked List
238	Product of Array Except Self
239	Sliding Window Maximum
240	Search a 2D Matrix II
241	Different Ways to Add Parentheses
242	Valid Anagram
243	Shortest Word Distance
244	Shortest Word Distance II
245	Shortest Word Distance III
246	Strobogrammatic Number
247	Strobogrammatic Number II
248	Strobogrammatic Number III
249	Group Shifted Strings
250	Count Univalue Subtrees
251	Flatten 2D Vector
252	Meeting Rooms
253	Meeting Rooms II
254	Factor Combinations
255	Verify Preorder Sequence in Binary Search Tree
256	Paint House
257	Binary Tree Paths
258	Add Digits
259	3Sum Smaller
260	Single Number III
261	Graph Valid Tree
262	Trips and Users
263	Ugly Number
264	Ugly Number II
265	Paint House II
266	Palindrome Permutation
267	Palindrome Permutation II
268	Missing Number
269	Alien Dictionary
270	Closest Binary Search Tree Value
271	Encode and Decode Strings
272	Closest Binary Search Tree Value II
273	Integer to English Words
274	H-Index
275	H-Index II
276	Paint Fence
277	Find the Celebrity
278	First Bad Version
279	Perfect Squares
280	Wiggle Sort
281	Zigzag Iterator
282	Expression Add Operators
283	Move Zeroes
284	Peeking Iterator
285	Inorder Successor in BST
286	Walls and Gates
287	Find the Duplicate Number
288	Unique Word Abbreviation
289	Game of Life
290	Word Pattern
291	Word Pattern II
292	Nim Game
293	Flip Game
294	Flip Game II
295	Find Median from Data Stream
296	Best Meeting Point
297	Serialize and Deserialize Binary Tree
298	Binary Tree Longest Consecutive Sequence
299	Bulls and Cows
300	Longest Increasing Subsequence
301	Remove Invalid Parentheses
302	Smallest Rectangle Enclosing Black Pixels
303	Range Sum Query - Immutable
304	Range Sum Query 2D - Immutable
305	Number of Islands II
306	Additive Number
307	Range Sum Query - Mutable
308	Range Sum Query 2D - Mutable
309	Best Time to Buy and Sell Stock with Cooldown
310	Minimum Height Trees
311	Sparse Matrix Multiplication
312	Burst Balloons
313	Super Ugly Number
314	Binary Tree Vertical Order Traversal
315	Count of Smaller Numbers After Self
316	Remove Duplicate Letters
317	Shortest Distance from All Buildings
318	Maximum Product of Word Lengths
319	Bulb Switcher
320	Generalized Abbreviation