More Problems

• Write a program to check if a number is a perfect square using a function.
• Write a program to implement a basic stack data structure with push, pop, and peek operations.
• Write a program to check if a string is a valid password based on given criteria.
• Write a program to find the sum of the first n triangular numbers.
• Write a program to implement a simple online quiz with multiple choice answers.
• Write a program to check if a number is a palindromic prime number.
• Write a program to find the longest sequence of repeating characters in a string.
• Write a program to implement a basic shopping cart system that calculates total price.