More Problems

• Find the total number of nodes at even depths in a binary tree.
• Count the number of nodes in a binary tree that are less than a given value.
• Find the longest path in a binary tree from any node to any leaf.
• Check if two binary trees are equivalent based on properties.
• Find the total number of leaves in a binary search tree.
• Find the maximum leaf-to-root path sum in a binary search tree.
• Check if a binary search tree is valid based on properties.
• Find the sum of all internal nodes at even levels in a binary tree.