List of problems I have solved so far
Easy
| Question | Solution | Date | Comment |
|---|---|---|---|
| 101. Symmetric Tree | |||
| 104. Maximum Depth of Binary Tree | |||
| 226. Invert Binary Tree | |||
| 257. Binary Tree Paths |
Medium
Hard
| Question | Solution | Date | Comment |
|---|---|---|---|
| 99. Recover Binary Search Tree | |||
| 894. All Possible Full Binary Trees | |||
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