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141 Commits
1. Two Sum
1. Two Sum
 
 
100. Same Tree
100. Same Tree
 
 
101. Symmetric Tree
101. Symmetric Tree
 
 
102. Binary Tree Level Order Traversal
102. Binary Tree Level Order Traversal
 
 
104. Maximum Depth of Binary Tree
104. Maximum Depth of Binary Tree
 
 
107. Binary Tree Level Order Traversal II
107. Binary Tree Level Order Traversal II
 
 
110. Balanced Binary Tree
110. Balanced Binary Tree
 
 
111. Minimum Depth of Binary Tree
111. Minimum Depth of Binary Tree
 
 
112. Path Sum
112. Path Sum
 
 
118-Pascal'sTriangle
118-Pascal'sTriangle
 
 
119-Pascal'sTriangleII
119-Pascal'sTriangleII
 
 
121-BestTimetoBuyAndSellStock
121-BestTimetoBuyAndSellStock
 
 
122. Best Time to Buy and Sell Stock II
122. Best Time to Buy and Sell Stock II
 
 
125. Valid Palindrome
125. Valid Palindrome
 
 
13. Roman to Integer
13. Roman to Integer
 
 
136. Single Number
136. Single Number
 
 
14. Longest Common Prefix
14. Longest Common Prefix
 
 
141. Linked List Cycle
141. Linked List Cycle
 
 
142. Linked List Cycle II
142. Linked List Cycle II
 
 
160. Intersection of Two Linked Lists
160. Intersection of Two Linked Lists
 
 
162. Find Peak Element
162. Find Peak Element
 
 
167. Two Sum II - Input array is sorted
167. Two Sum II - Input array is sorted
 
 
168. Excel Sheet Column Title
168. Excel Sheet Column Title
 
 
169-MajorityElement
169-MajorityElement
 
 
171. Excel Sheet Column Number
171. Excel Sheet Column Number
 
 
172. Factorial Trailing Zeroes
172. Factorial Trailing Zeroes
 
 
189-RotateArray
189-RotateArray
 
 
191. Number of 1 Bits
191. Number of 1 Bits
 
 
198. House Robber
198. House Robber
 
 
20. Valid Parentheses
20. Valid Parentheses
 
 
202. Happy Number
202. Happy Number
 
 
203. Remove Linked List Elements
203. Remove Linked List Elements
 
 
204. Count Primes
204. Count Primes
 
 
205. Isomorphic Strings
205. Isomorphic Strings
 
 
206. Reverse Linked List
206. Reverse Linked List
 
 
217-ContainsDuplicate
217-ContainsDuplicate
 
 
219-ContainsDuplicateII
219-ContainsDuplicateII
 
 
22. Generate Parentheses
22. Generate Parentheses
 
 
223. Rectangle Area
223. Rectangle Area
 
 
231. Power of Two
231. Power of Two
 
 
234. Palindrome Linked List
234. Palindrome Linked List
 
 
238. Product of Array Except Self
238. Product of Array Except Self
 
 
242. Valid Anagram
242. Valid Anagram
 
 
258. Add Digits
258. Add Digits
 
 
26-RemoveDuplicatesfromSortedArray
26-RemoveDuplicatesfromSortedArray
 
 
263. Ugly Number
263. Ugly Number
 
 
268. Missing Number
268. Missing Number
 
 
27-RemoveElement
27-RemoveElement
 
 
28. Implement strStr()
28. Implement strStr()
 
 
283-MoveZeros
283-MoveZeros
 
 
287. Find the Duplicate Number
287. Find the Duplicate Number
 
 
289. Game of Life
289. Game of Life
 
 
290. Word Pattern
290. Word Pattern
 
 
299. Bulls and Cows
299. Bulls and Cows
 
 
303. Range Sum Query - Immutable
303. Range Sum Query - Immutable
 
 
326. Power of Three
326. Power of Three
 
 
328. Odd Even Linked List
328. Odd Even Linked List
 
 
344. Reverse String
344. Reverse String
 
 
345. Reverse Vowels of a String
345. Reverse Vowels of a String
 
 
349. Intersection of Two Arrays
349. Intersection of Two Arrays
 
 
35. Search Insert Position
35. Search Insert Position
 
 
350. Intersection of Two Arrays II
350. Intersection of Two Arrays II
 
 
36. Valid Sudoku
36. Valid Sudoku
 
 
38. Count and Say
38. Count and Say
 
 
383. Ransom Note
383. Ransom Note
 
 
389. Find the Difference
389. Find the Difference
 
 
39. Combination Sum
39. Combination Sum
 
 
448. Find All Numbers Disappeared in an Array
448. Find All Numbers Disappeared in an Array
 
 
451. Sort Characters By Frequency
451. Sort Characters By Frequency
 
 
58. Length of Last Word
58. Length of Last Word
 
 
6. ZigZag Conversion
6. ZigZag Conversion
 
 
62. Unique Paths
62. Unique Paths
 
 
66-PlusOne
66-PlusOne
 
 
67. Add Binary
67. Add Binary
 
 
7. Reverse Integer
7. Reverse Integer
 
 
70. Climbing Stairs
70. Climbing Stairs
 
 
8. String to Integer (atoi)
8. String to Integer (atoi)
 
 
80. Remove Duplicates from Sorted Array II
80. Remove Duplicates from Sorted Array II
 
 
88-MergeSortedArray
88-MergeSortedArray
 
 
9. Palindrome Number
9. Palindrome Number
 
 
README.md
README.md
 
 

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Leetcode-cpp

Record the growth of coding #Need more efficient: (20d),14(),38(),66,189,8,349,242,172,168,299,290,136,205,36,70,198,80,22,448(),104,102 (*d)means 0 run times with discuss, *() indicates improvement #Extremely slow: 7,107 #Extremely good: 9,223,28,58,27 #Code Need trim: 67 #Hint Helping: 204,303,198,289,287,238,62,39,22,448,110,111,112,160 #BUG: 6 #No Runtime Record: 389,20 public function written: 380 more fun: 268

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