More Problems

• Check if a binary search tree is valid based on its in-order traversal.
• Write a program to find the total number of unique binary trees that can be formed using N nodes.
• Create a function to find all leaf nodes in a binary tree that have a specific value.
• Implement a function to find the path with the maximum sum in a binary search tree.
• Find the second largest node in a binary tree.
• Write a program to find the total number of nodes at each level in a binary search tree.
• Create a function to find the number of internal nodes in a binary search tree.
• Implement a function to find the longest increasing path in a binary search tree.