More Problems

• Write a program to find the height of a binary tree iteratively.
• Implement a function to find the sum of all nodes at odd levels in a binary tree.
• Write a program to find the sum of all nodes at even levels in a binary tree.
• Implement a function to find all leaf nodes of a binary tree using DFS.
• Write a program to convert a binary tree into a doubly linked list.
• Implement a function to find the depth of a node in a binary tree.
• Write a program to perform a level order traversal in a spiral order.
• Implement a function to find all paths in a binary tree with their sums.