More Problems

• Write a program to check if a string contains only whitespace.
• Write a program to find the sum of digits of a number using a loop.
• Write a program to convert a string of digits to an integer without using atoi.
• Write a program to find the maximum element of a 3D array.
• Write a program to implement a simple task tracking application.
• Write a program to find the number of digits in a floating-point number.
• Write a program to check if a number is a prime number using the Sieve of Eratosthenes.
• Write a program to find the GCD of three numbers.