More Problems

• Write a program to find the longest path in a binary tree.
• Implement a function to find the number of nodes at a specific depth in a binary tree.
• Write a program to print the boundary of a binary tree.
• Implement a function to check if a binary tree is a subtree of another binary tree.
• Write a program to find the largest element in a binary tree.
• Implement a function to count the number of nodes at each level of a binary tree.
• Write a program to flatten a binary tree to a linked list.
• Implement a function to find the maximum width of a binary tree.