More Problems

• Write a program to find the maximum depth of a binary tree using recursion.
• Write a program to implement a simple online reservation system for restaurants.
• Write a program to check if a binary tree is a valid AVL tree.
• Write a program to find the longest common substring between two strings using a suffix array.
• Write a program to implement the Dijkstra algorithm for finding the shortest path in a weighted graph.
• Write a program to check if a number can be expressed as the sum of three prime numbers.
• Write a program to find the longest substring with at most k distinct characters.
• Write a program to implement a basic online learning management system.