More Problems

• Create a program to calculate the sum of the digits of a number until it is a single digit.
• Write a program to check if a number is a strong composite number.
• Implement a function to compute the sum of the first n perfect squares.
• Create a program to check if a number is a strong prime.
• Write a program to find the maximum product of three integers in an array.
• Implement a function to check if a number is a perfect number using its divisors.
• Create a program to compute the sum of cubes of the first n natural numbers.
• Write a program to check if a number is a Keith number.