Yandex Depth-First Search Questions
10 depth-first search problems asked at Yandex interviews
Easy (2)Medium (6)Hard (2)
Questions
| Title | Difficulty |
|---|---|
| Number of Islands | Medium |
| Find Duplicate Subtrees | Medium |
| Binary Tree Right Side View | Medium |
| Lowest Common Ancestor of a Binary Tree | Medium |
| Symmetric Tree | Easy |
| Reconstruct Itinerary | Hard |
| Binary Tree Maximum Path Sum | Hard |
| Lowest Common Ancestor of a Binary Search Tree | Medium |
| Range Sum of BST | Easy |
| Validate Binary Search Tree | Medium |
Showing 10 questions