More Problems

• Write a program to check if the sum of all diagonal elements is divisible by 3.
• Write a program to check if the product of all border elements is divisible by 5.
• Write a program to replace all diagonal elements with their nearest even number.
• Write a program to replace all border elements with their nearest odd number.
• Write a program to print all prime numbers in the diagonals of the matrix.
• Write a program to print all composite numbers in the borders of the matrix.
• Write a program to calculate the sum of all elements divisible by 2 and 7 in the matrix.
• Write a program to calculate the product of all elements divisible by 5 and 9 in the matrix.