More Problems

• Write a program to print the matrix in concentric squares starting from the outermost layer.
• Write a program to print the matrix in concentric squares starting from the innermost layer.
• Write a program to count how many elements in the matrix are prime numbers.
• Write a program to count how many elements in the matrix are composite numbers.
• Write a program to calculate the difference between the sum of elements in the diagonals and the sum of elements in the border.
• Write a program to check if the sum of all diagonal elements is a prime number.
• Write a program to check if the sum of all border elements is a prime number.
• Write a program to calculate the product of the elements that are divisible by 5 in the matrix.