List of problems I have solved so far
Easy
| Question | Solution | Date | Comment |
|---|---|---|---|
| 98. Validate Binary Search Tree | |||
| 700. Search in a Binary Search Tree | |||
| 701. Insert into a Binary Search Tree | |||
Medium
| Question | Solution | Date | Comment |
|---|---|---|---|
| 95. Unique Binary Search Trees II | |||
| 96. Unique Binary Search Trees | |||
| 230. Kth Smallest Element in a BST | |||
| 173. Binary Search Tree Iterator |
Hard
| Question | Solution | Date | Comment |
|---|---|---|---|
| 99. Recover Binary Search Tree | |||
| 510. Inorder Successor in BST II | |||
| 1373. Maximum Sum BST in Binary Tree | |||
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