| # | Title | Solution | Difficulty | Tag |
|---|---|---|---|---|
| 1 | Two Sum | Python,JS,Go | Easy | |
| 2 | Add Two Numbers | Python,JS,Go | Easy | |
| 33 | Search in Rotated Sorted Array | Python,JS,Go | Medium | Master Theorem(Case 2) |
| 89 | Gray Code | Python,JS,Go | Medium | |
| 104 | Maximum Depth of Binary Tree | Python,JS,Go | Easy | Master Theorem(Case 1) |
| 98 | Validate Binary Search Tree | Python,JS,Go | Medium | Divide and Conquer |
| 141 | Linked List Cycle | Python,JS,Go | Easy | Hash Table |
| 215 | Kth Largest Element in an Array | Python,JS,Go | Medium | Master Theorem(Case 3) |
| 240 | Search a 2D Matrix II | Python,JS,Go | Medium | Divide and Conquer |
Introduction to Algorithms