More Problems

• Write a program to implement a simple online banking application with transaction history.
• Write a program to check if a number is an automorphic number using its digits.
• Write a program to find the longest substring with at most two distinct characters.
• Write a program to implement the Bellman-Ford algorithm for finding shortest paths in a graph.
• Write a program to check if a string is a valid IP address.
• Write a program to find the longest common substring between two strings using dynamic programming.
• Write a program to implement a basic user authentication system for a web application.
• Write a program to check if a number can be expressed as the sum of two squares.