More Problems

• Write a program to find the nth Fibonacci number using memoization.
• Write a program to check if two strings are equal using pointers.
• Write a program to implement a simple text-based adventure game.
• Write a program to find the sum of two matrices of the same size.
• Write a program to check if a string contains only alphanumeric characters.
• Write a program to find the greatest common divisor (GCD) using recursion.
• Write a program to implement a simple online feedback form.
• Write a program to calculate the area of a rectangle given its length and width.