More Problems

• Additional Intermediate Level Questions (201-300)
• Implement a function to check if a binary search tree is a valid binary search tree based on properties.
• Write a program to count the total number of internal nodes in a binary search tree.
• Find the sum of all nodes in a binary search tree at a specific depth.
• Count the number of leaf nodes at odd depths in a binary search tree.
• Check if a binary tree is symmetric using properties.
• Find the leftmost node in a binary search tree based on properties.
• Implement a function to find the rightmost node in a binary search tree based on properties.