Master these coding challenges to ace your next technical interview. Handpicked problems with personalized spaced repetition.
Showing 13 of 81 problems in NeetCode 250.
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| Status | Title | Difficulty |
|---|---|---|
| 100. Same Tree | Easy | |
| 102. Binary Tree Level Order Traversal | Medium | |
| 103. Binary Tree Zigzag Level Order Traversal | Medium | |
| 104. Maximum Depth of Binary Tree | Easy | |
| 112. Path Sum | Easy | |
| 127. Word Ladder | Hard | |
| 130. Surrounded Regions | Medium | |
| 133. Clone Graph | Medium | |
| 199. Binary Tree Right Side View | Medium | |
| 200. Number of Islands | Medium | |
| 207. Course Schedule | Medium | |
| 210. Course Schedule II | Medium | |
| 226. Invert Binary Tree | Easy |