More Problems

• 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.
• Count the number of paths from the root to leaves in a binary tree.
• Find the second largest value in a binary tree.
• Determine if a binary tree can be folded along its center.
• Check if a binary search tree is balanced by comparing heights.