Leetcode # Title Solution Runtime 1 Two Sum C++ 12 ms 33 Search in Rotated Sorted Array C++ 4 ms 53 Maximum Subarray C++ 12 ms 64 Minimum Path Sum C++ 20 ms 70 Climbing Stairs C++ 0 ms 76 Minimum Window Substring C++ 96 ms 94 Binary Tree Inorder Traversal C++ 4 ms 102 Binary Tree Level Order Traversal C++ 8 ms 116 Populating Next Right Pointers in Each Node C++ 20 ms 121 Best Time to Buy and Sell Stock C++ 12 ms 123 Best Time to Buy and Sell Stock III C++ 320 ms 127 Word Ladder C++ 1804 ms 144 Binary Tree Preorder Traversal C++ 0 ms 146 LRU Cache C++ 180 ms 198 House Robber C++ 0 ms 199 Binary Tree Right Side View C++ 4 ms 200 Number of Islands C++ 24 ms 210 Course Schedule II C++ 36 ms 215 Kth Largest Element in an Array C++ 8 ms 279 Perfect Squares C++ 248 ms 303 Range Sum Query - Immutable C++ 28 ms 322 Coin Change C++ 80 ms 338 Counting Bits C++ 48 ms 392 Is Subsequence C++ 0 ms 399 Evaluate Division C++ 4 ms 437 Path Sum III C++ 24 ms 542 01 Matrix C++ 196 ms 543 Diameter of Binary Tree C++ 8 ms 560 Subarray Sum Equals K C++ 120 ms 684 Redundant Connection C++ 4 ms 685 Redundant Connection II C++ 16 ms 746 Min Cost Climbing Stairs C++ 12 ms 785 Is Graph Bipartite? C++ 44 ms 815 Bus Routes C++ 284 ms 834 Sum of Distances in Tree C++ 80 ms 924 Minimize Malware Spread C++ 364 ms 931 Minimum Falling Path Sum C++ 20 ms 934 Shortest Bridge C++ 140 ms 959 Regions Cut By Slashes C++ 4 ms 973 K Closest Points to Origin C++ 168 ms 977 Squares of a Sorted Array C++ 48 ms 983 Minimum Cost For Tickets C++ 16 ms 1020 Number of Enclaves C++ 104 ms 1025 Divisor Game C++ 0 ms 1038 Binary Search Tree to Greater Sum Tree C++ 0 ms 1277 Count Square Submatrices with All Ones C++ 116 ms 1314 Matrix Block Sum C++ 12 ms