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My LeetCode Solutions

Last updated: 2020-07-05 22:15:32

The source code is fetched using the tool LeetCode_Helper.

#	Title	Solutions	Acceptance	Difficulty	Tags
面试题 08.01	Three Steps Problem LCCI	C++	34.6%	easy	Dynamic Programming
387	First Unique Character in a String	C++	45.6%	easy	Hash Table String
383	Ransom Note	C++	53.8%	easy	String
349	Intersection of Two Arrays	C++	69.7%	easy	Sort Hash Table Two Pointers Binary Search
345	Reverse Vowels of a String	C++	50.2%	easy	Two Pointers String
344	Reverse String	C++	70.6%	easy	Two Pointers String
303	Range Sum Query - Immutable	C++	62.0%	easy	Dynamic Programming
289	Game of Life	C++	74.4%	medium	Array
287	Find the Duplicate Number	C++	65.7%	medium	Array Two Pointers Binary Search
283	Move Zeroes	C++	61.5%	easy	Array Two Pointers
278	First Bad Version	C++	39.4%	easy	Binary Search
268	Missing Number	C++	56.1%	easy	Bit Manipulation Array Math
257	Binary Tree Paths	C++	64.2%	easy	Tree Depth-first Search
238	Product of Array Except Self	C++	70.4%	medium	Array
235	Lowest Common Ancestor of a Binary Search Tree	C++	64.3%	easy	Tree
229	Majority Element II	C++	43.2%	medium	Array
228	Summary Ranges	C++	53.0%	medium	Array
227	Basic Calculator II	C++	36.3%	medium	String
226	Invert Binary Tree	C++	75.6%	easy	Tree
219	Contains Duplicate II	C++	39.4%	easy	Array Hash Table
217	Contains Duplicate	C++	52.6%	easy	Array Hash Table
216	Combination Sum III	C++	71.4%	medium	Array Backtracking
209	Minimum Size Subarray Sum	C++	44.4%	medium	Array Two Pointers Binary Search
198	House Robber	C++	45.8%	easy	Dynamic Programming
189	Rotate Array	C++	42.0%	easy	Array
169	Majority Element	C++	63.7%	easy	Bit Manipulation Array Divide and Conquer
167	Two Sum II - Input array is sorted	C++	54.6%	easy	Array Two Pointers Binary Search
165	Compare Version Numbers	C++	42.0%	medium	String
162	Find Peak Element	C++	46.7%	medium	Array Binary Search
153	Find Minimum in Rotated Sorted Array	C++	51.0%	medium	Array Binary Search
152	Maximum Product Subarray	C++	39.9%	medium	Array Dynamic Programming
151	Reverse Words in a String	C++	42.7%	medium	String
125	Valid Palindrome	C++	45.7%	easy	Two Pointers String
122	Best Time to Buy and Sell Stock II	C++	61.0%	easy	Greedy Array
121	Best Time to Buy and Sell Stock	C++	54.4%	easy	Array Dynamic Programming
120	Triangle	C++	65.1%	medium	Array Dynamic Programming
119	Pascal's Triangle II	C++	61.2%	easy	Array
118	Pascal's Triangle	C++	66.7%	easy	Array
112	Path Sum	C++	49.9%	easy	Tree Depth-first Search
111	Minimum Depth of Binary Tree	C++	42.8%	easy	Tree Depth-first Search Breadth-first Search
110	Balanced Binary Tree	C++	52.3%	easy	Tree Depth-first Search
108	Convert Sorted Array to Binary Search Tree	C++	73.3%	easy	Tree Depth-first Search
107	Binary Tree Level Order Traversal II	C++	65.9%	easy	Tree Breadth-first Search
106	Construct Binary Tree from Inorder and Postorder Traversal	C++	68.9%	medium	Tree Depth-first Search Array
105	Construct Binary Tree from Preorder and Inorder Traversal	C++	67.4%	medium	Tree Depth-first Search Array
104	Maximum Depth of Binary Tree	C++	73.6%	easy	Tree Depth-first Search
101	Symmetric Tree	C++	52.3%	easy	Tree Depth-first Search Breadth-first Search
100	Same Tree	C++	58.1%	easy	Tree Depth-first Search
94	Binary Tree Inorder Traversal	C++	71.9%	medium	Stack Tree Hash Table
93	Restore IP Addresses	C++	47.0%	medium	String Backtracking
91	Decode Ways	C++	23.9%	medium	String Dynamic Programming
90	Subsets II	C++	60.4%	medium	Array Backtracking
88	Merge Sorted Array	C++	48.0%	easy	Array Two Pointers
81	Search in Rotated Sorted Array II	C++	35.7%	medium	Array Binary Search
80	Remove Duplicates from Sorted Array II	C++	55.8%	medium	Array Two Pointers
79	Word Search	C++	41.9%	medium	Array Backtracking
78	Subsets	C++	77.5%	medium	Bit Manipulation Array Backtracking
75	Sort Colors	C++	55.1%	medium	Sort Array Two Pointers
74	Search a 2D Matrix	C++	38.3%	medium	Array Binary Search
73	Set Matrix Zeroes	C++	55.6%	medium	Array
71	Simplify Path	C++	39.9%	medium	Stack String
70	Climbing Stairs	C++	49.9%	easy	Dynamic Programming
69	Sqrt(x)	C++	38.8%	easy	Math Binary Search
67	Add Binary	C++	54.3%	easy	Math String
66	Plus One	C++	44.6%	easy	Array
64	Minimum Path Sum	C++	65.9%	medium	Array Dynamic Programming
63	Unique Paths II	C++	33.7%	medium	Array Dynamic Programming
62	Unique Paths	C++	60.8%	medium	Array Dynamic Programming
59	Spiral Matrix II	C++	77.6%	medium	Array
58	Length of Last Word	C++	33.4%	easy	String
56	Merge Intervals	C++	42.7%	medium	Sort Array
55	Jump Game	C++	40.4%	medium	Greedy Array
54	Spiral Matrix	C++	40.7%	medium	Array
53	Maximum Subarray	C++	51.6%	easy	Array Divide and Conquer Dynamic Programming
49	Group Anagrams	C++	62.3%	medium	Hash Table String
48	Rotate Image	C++	68.7%	medium	Array
43	Multiply Strings	C++	42.5%	medium	Math String
40	Combination Sum II	C++	62.0%	medium	Array Backtracking
39	Combination Sum	C++	69.1%	medium	Array Backtracking
38	Count and Say	C++	55.7%	easy	String
35	Search Insert Position	C++	45.8%	easy	Array Binary Search
34	Find First and Last Position of Element in Sorted Array	C++	39.8%	medium	Array Binary Search
33	Search in Rotated Sorted Array	C++	38.2%	medium	Array Binary Search
31	Next Permutation	C++	34.0%	medium	Array
28	Implement strStr()	C++	39.7%	easy	Two Pointers String
27	Remove Element	C++	58.4%	easy	Array Two Pointers
26	Remove Duplicates from Sorted Array	C++	50.6%	easy	Array Two Pointers
22	Generate Parentheses	C++	75.7%	medium	String Backtracking
20	Valid Parentheses	C++	41.9%	easy	Stack String
18	4Sum	C++	37.9%	medium	Array Hash Table Two Pointers
17	Letter Combinations of a Phone Number	C++	53.8%	medium	String Backtracking
16	3Sum Closest	C++	45.8%	medium	Array Two Pointers
15	3Sum	C++	28.4%	medium	Array Two Pointers
14	Longest Common Prefix	C++	38.4%	easy	String
13	Roman to Integer	C++	61.8%	easy	Math String
12	Integer to Roman	C++	63.9%	medium	Math String
11	Container With Most Water	C++	63.6%	medium	Array Two Pointers
8	String to Integer (atoi)	C++	20.7%	medium	Math String
6	ZigZag Conversion	C++	48.2%	medium	String
5	Longest Palindromic Substring	C++	31.0%	medium	String Dynamic Programming
3	Longest Substring Without Repeating Characters	C++	35.0%	medium	Hash Table Two Pointers String Sliding Window
1	Two Sum	C++	48.9%	easy	Array Hash Table