More Problems

• Implement a function to find all paths from the root to leaf nodes in a binary tree that satisfy a given condition.
• Find the kth largest element in a binary search tree without using extra space.
• Create a function to determine if two trees are structurally identical based on properties.
• Find the second smallest element in a binary search tree.
• Calculate the number of nodes in a binary tree that are leaf nodes.
• Implement a function to find all ancestors of a specific node in a binary search tree.
• Find the total number of unique binary search trees that can be formed using N distinct values.
• Count the number of nodes with two children in a binary tree.