leetcode Leetcode solutions in C or Python. 使用C和Python完成leetcode题目 # Title Solution Difficulty 1 Two Sum C Easy 2 AddTwoNumbers C Medium 3 Longest Substring Without Repeating Characters C Medium 4 Median of Two Sorted Arrays C Hard 5 Longest Palindromic Substring C Medium 6 ZigZag Conversion C Easy 7 Reverse Integer C Easy 8 String to Integer (atoi) C Medium 9 is Palindrome C Easy 11 container with most water C Medium 12 Integer to Roman C Medium 13 Roman to Integer C Easy 14 Longest Common Prefix C Easy 15 3Sum C Medium 16 3Sum Closest C Medium 17 Letter Combinations of a Phone Number C Medium 18 4Sum C Medium 19 Remove Nth Node From End of List C Medium 20 Valid Parentheses C Easy 21 Merge Two Sorted Lists C Easy 22 Generate Parentheses C Medium 23 Merge k Sorted Lists C Hard 24 Swap Nodes in Pairs C Medium 25 Reverse Nodes in k-Group C Hard 26 Remove Duplicates from Sorted Array C Easy 27 Remove Element C Easy 28 Implement strStr() C Easy 29 Divide Two Integers C Medium 30 Substring with Concatenation of All Words C Hard 31 Next Permutation C Medium 32 Longest Valid Parentheses C Hard 33 Search in Rotated Sorted Array C Medium 34 Find First and Last Position of Element in Sorted Array C Medium 35 Search Insert Position C Easy 36 valid sudoku C Medium 37 Sudoku Solver C Hard 38 Count and Say C Easy 39 Combination Sum C Medium 40 Combination Sum II C Medium 41 First Missing Positive C Hard 42 Trapping Rain Water C Hard 43 Multiply Strings C Medium 45 Jump Game II C Hard 46 permutations C Medium 47 Permutations II C Medium 48 Rotate Image C Medium 49 Group Anagrams C Passed 98/101 :( Medium 50 Pow(x, n) C Medium 51 n-queens C Hard 52 n-queens-ii C Hard 53 maximum-subarray C Easy 54 spiral-matrix C Medium 55 jump-game C Medium 56 merge-intervals C Medium 57 merge-intervals Python Medium 997 Find the Town Judge C Easy