Tree
38 solutions
- 94 - Binary Tree Inorder Traversal
- 100 - Same Tree
- 102 - Binary Tree Level Order Traversal
- 103 - Binary Tree Zigzag Level Order Traversal
- 105 - Construct Binary Tree from Preorder and Inorder Traversal
- 112 - Path Sum
- 113 - Path Sum II
- 124 - Binary Tree Maximum Path Sum
- 129 - Sum Root to Leaf Numbers
- 144 - Binary Tree Preorder Traversal
- 145 - Binary Tree Postorder Traversal
- 226 - Invert Binary Tree
- 230 - Kth Smallest Element in a BST
- 235 - Lowest Common Ancestor of a Binary Search Tree
- 297 - Serialize and Deserialize Binary Tree
- 298 - Binary Tree Longest Consecutive Sequence
- 404 - Sum of Left Leaves
- 429 - N-ary Tree Level Order Traversal
- 437 - Path Sum III
- 501 - Find Mode in Binary Search Tree
- 508 - Most Frequent Subtree Sum
- 543 - Diameter of Binary Tree
- 606 - Construct String from Binary Tree
- 623 - Add One Row to Tree
- 637 - Average of Levels in Binary Tree
- 653 - Two Sum IV - Input is a BST
- 703 - Kth Largest Element in a Stream
- 814 - Binary Tree Pruning
- 987 - Vertical Order Traversal of a Binary Tree
- 1372 - Longest ZigZag Path in a Binary Tree
- 1443 - Minimum Time to Collect All Apples in a Tree
- 1448 - Count Good Nodes in Binary Tree
- 1457 - Pseudo-Palindromic Paths in a Binary Tree
- 1519 - Number of Nodes in the Sub-Tree With the Same Label
- 1916 - Count Ways to Build Rooms in an Ant Colony
- 2421 - Number of Good Paths
- 2477 - Minimum Fuel Cost to Report to the Capital
- 3841 - Palindromic Path Queries in a Tree
