Leetcode_python

My Leetcode problem solutions in python paused on 2015/3/10 Problem list

• 187 Repeated DNA Sequences 16.7% Medium
• 186 Reverse Words in a String II 30.0% Medium
• 179 Largest Number 14.9% Medium
• 174 Dungeon Game 16.5% Hard
• 173 Binary Search Tree Iterator 28.9% Medium
• 172 Factorial Trailing Zeroes 27.9% Easy
• 171 Excel Sheet Column Number 37.6% Easy
• 170 Two Sum III - Data structure design 25.0% Easy
• 169 Majority Element 34.4% Easy
• 168 Excel Sheet Column Title 17.6% Easy
• 167 Two Sum II - Input array is sorted 43.7% Medium
• 166 Fraction to Recurring Decimal 12.1% Medium
• 165 Compare Version Numbers 14.8% Easy
• 164 Maximum Gap 24.2% Hard
• 163 Missing Ranges 23.1% Medium
• 162 Find Peak Element 32.2% Medium
• 161 One Edit Distance 24.3% Medium
• 160 Intersection of Two Linked Lists 27.5% Easy
• 159 Longest Substring with At Most Two Distinct Characters 29.5% Hard
• 158 Read N Characters Given Read4 II - Call multiple times 19.2% Hard
• 157 Read N Characters Given Read4 27.1% Easy
• 156 Binary Tree Upside Down 35.1% Medium
• 155 Min Stack 15.8% Easy
• 154 Find Minimum in Rotated Sorted Array II 30.9% Hard
• 153 Find Minimum in Rotated Sorted Array 32.7% Medium
• 152 Maximum Product Subarray 18.1% Medium
• 151 Reverse Words in a String 14.7% Medium
• 150 Evaluate Reverse Polish Notation 20.5% Medium
• 149 Max Points on a Line 11.8% Hard
• 148 Sort List 21.3% Medium
• 147 Insertion Sort List 25.9% Medium
• 146 LRU Cache 14.5% Hard
• 145 Binary Tree Postorder Traversal 31.7% Hard
• 144 Binary Tree Preorder Traversal 36.1% Medium
• 143 Reorder List 20.8% Medium
• 142 Linked List Cycle II 31.1% Medium
• 141 Linked List Cycle 36.3% Medium
• 140 Word Break II 17.1% Hard
• 139 Word Break 22.1% Medium
• 138 Copy List with Random Pointer 24.2% Hard
• 137 Single Number II 34.4% Medium
• 136 Single Number 45.6% Medium
• 135 Candy 19.8% Hard
• 134 Gas Station 25.7% Medium
• 133 Clone Graph 23.5% Medium
• 132 Palindrome Partitioning II 19.1% Hard
• 131 Palindrome Partitioning 26.1% Medium
• 130 Surrounded Regions 14.5% Medium
• 129 Sum Root to Leaf Numbers 30.3% Medium
• 128 Longest Consecutive Sequence 28.8% Hard
• 126 Word Ladder II 12.2% Hard
• 127 Word Ladder 18.8% Medium
• 125 Valid Palindrome 22.0% Easy
• 124 Binary Tree Maximum Path Sum 20.8% Hard
• 123 Best Time to Buy and Sell Stock III 23.1% Hard
• 122 Best Time to Buy and Sell Stock II 37.4% Medium
• 121 Best Time to Buy and Sell Stock 32.0% Medium
• 120 Triangle 27.0% Medium
• 119 Pascal's Triangle II 29.8% Easy
• 118 Pascal's Triangle 30.7% Easy
• 117 Populating Next Right Pointers in Each Node II 31.4% Hard
• 116 Populating Next Right Pointers in Each Node 35.8% Medium
• 115 Distinct Subsequences 25.6% Hard
• 114 Flatten Binary Tree to Linked List 28.5% Medium
• 113 Path Sum II 26.8% Medium
• 112 Path Sum 30.1% Easy
• 111 Minimum Depth of Binary Tree 29.1% Easy
• 110 Balanced Binary Tree 32.1% Easy
• 109 Convert Sorted List to Binary Search Tree 27.5% Medium
• 108 Convert Sorted Array to Binary Search Tree 33.6% Medium
• 107 Binary Tree Level Order Traversal II 30.6% Easy
• 106 Construct Binary Tree from Inorder and Postorder Traversal 26.7% Medium
• 105 Construct Binary Tree from Preorder and Inorder Traversal 26.5% Medium
• 104 Maximum Depth of Binary Tree 44.7% Easy
• 103 Binary Tree Zigzag Level Order Traversal 26.5% Medium
• 102 Binary Tree Level Order Traversal 29.8% Easy
• 101 Symmetric Tree 31.4% Easy
• 100 Same Tree 42.1% Easy
• 99 Recover Binary Search Tree 24.1% Hard
• 98 Validate Binary Search Tree 22.3% Medium
• 97 Interleaving String 20.1% Hard
• 95 Unique Binary Search Trees II 27.4% Medium
• 96 Unique Binary Search Trees 37.0% Medium
• 94 Binary Tree Inorder Traversal 36.0% Medium
• 93 Restore IP Addresses 20.7% Medium
• 92 Reverse Linked List II 26.3% Medium
• 90 Subsets II 27.4% Medium
• 91 Decode Ways 16.4% Medium
• 89 Gray Code 32.4% Medium
• 88 Merge Sorted Array 30.2% Easy
• 87 Scramble String 23.5% Hard
• 86 Partition List 27.3% Medium
• 85 Maximal Rectangle 21.7% Hard
• 84 Largest Rectangle in Histogram 22.1% Hard
• 82 Remove Duplicates from Sorted List II 24.9% Medium
• 83 Remove Duplicates from Sorted List 34.4% Easy
• 81 Search in Rotated Sorted Array II 31.3% Medium
• 80 Remove Duplicates from Sorted Array II 30.7% Medium
• 79 Word Search 19.9% Medium
• 78 Subsets 28.1% Medium
• 77 Combinations 30.5% Medium
• 76 Minimum Window Substring 18.4% Hard
• 75 Sort Colors 32.4% Medium
• 74 Search a 2D Matrix 31.3% Medium
• 73 Set Matrix Zeroes 31.3% Medium
• 72 Edit Distance 25.9% Hard
• 71 Simplify Path 19.9% Medium
• 70 Climbing Stairs 34.1% Easy
• 69 Sqrt(x) 22.8% Medium
• 68 Text Justification 14.2% Hard
• 66 Plus One 31.2% Easy
• 65 Valid Number 11.3% Hard
• 67 Add Binary 25.1% Easy
• 21 Merge Two Sorted Lists 33.3% Easy
• 64 Minimum Path Sum 31.6% Medium
• 63 Unique Paths II 28.0% Medium
• 62 Unique Paths 32.5% Medium
• 61 Rotate List 21.9% Medium
• 60 Permutation Sequence 22.6% Medium
• 59 Spiral Matrix II 31.3% Medium
• 58 Length of Last Word 28.8% Easy
• 57 Insert Interval 21.0% Hard
• 56 Merge Intervals 21.7% Hard
• 55 Jump Game 27.2% Medium
• 54 Spiral Matrix 20.8% Medium
• 53 Maximum Subarray 34.5% Medium
• 52 N-Queens II 34.9% Hard
• 51 N-Queens 26.2% Hard
• 50 Pow(x, n) 26.6% Medium
• 49 Anagrams 24.1% Medium
• 48 Rotate Image 31.6% Medium
• 47 Permutations II 25.4% Hard
• 46 Permutations 31.7% Medium
• 45 Jump Game II 24.6% Hard
• 44 Wildcard Matching 14.8% Hard
• 43 Multiply Strings 20.8% Medium
• 42 Trapping Rain Water 29.9% Hard
• 41 First Missing Positive 22.9% Hard
• 40 Combination Sum II 25.0% Medium
• 39 Combination Sum 27.5% Medium
• 38 Count and Say 25.7% Easy
• 37 Sudoku Solver 21.3% Hard
• 36 Valid Sudoku 27.2% Easy
• 35 Search Insert Position 35.3% Medium
• 34 Search for a Range 27.6% Medium
• 33 Search in Rotated Sorted Array 28.9% Hard
• 32 Longest Valid Parentheses 20.4% Hard
• 31 Next Permutation 25.2% Medium
• 30 Substring with Concatenation of All Words 18.8% Hard
• 29 Divide Two Integers 15.7% Medium
• 28 Implement strStr() 21.9% Easy
• 27 Remove Element 32.5% Easy
• 26 Remove Duplicates from Sorted Array 31.6% Easy
• 25 Reverse Nodes in k-Group 25.2% Hard
• 24 Swap Nodes in Pairs 32.6% Medium
• 23 Merge k Sorted Lists 21.1% Hard
• 22 Generate Parentheses 32.3% Medium
• 20 Valid Parentheses 27.1% Easy
• 19 Remove Nth Node From End of List 28.3% Easy
• 17 Letter Combinations of a Phone Number 26.6% Medium
• 18 4Sum 21.4% Medium
• 16 3Sum Closest 27.0% Medium
• 15 3Sum 16.8% Medium
• 14 Longest Common Prefix 26.4% Easy
• 13 Roman to Integer 34.5% Easy
• 12 Integer to Roman 34.4% Medium
• 11 Container With Most Water 31.8% Medium
• 10 Regular Expression Matching 20.6% Hard
• 9 Palindrome Number 29.2% Easy
• 8 String to Integer (atoi) 13.7% Easy
• 7 Reverse Integer 30.1% Easy
• 6 ZigZag Conversion 22.5% Easy
• 5 Longest Palindromic Substring 20.7% Medium
• 4 Median of Two Sorted Arrays 17.7% Hard
• 3 Longest Substring Without Repeating Characters 21.8% Medium
• 2 Add Two Numbers 22.6% Medium
• 1 Two Sum 18.1% Medium