More Problems

• Find all nodes at distance k from a given node in a binary tree.
• Find the first leaf node in a binary tree.
• Check if two binary trees are isomorphic.
• Find the sum of all leaf nodes in a binary search tree.
• Find the path from root to the lowest common ancestor of two nodes.
• Count the number of complete binary trees with a given number of nodes.
• Check if a binary search tree is balanced based on height.
• Find the path length between two nodes in a binary search tree.