More Problems

• Write a program to calculate the product of all elements in the matrix that are divisible by 3 and 7.
• Write a program to check if the matrix contains only odd numbers in the diagonals.
• Write a program to check if the matrix contains only even numbers in the borders.
• Write a program to replace all prime numbers in the diagonals with -2.
• Write a program to replace all composite numbers in the borders with 2.
• Write a program to print the matrix elements in a clockwise spiral starting from the center.
• Write a program to print the matrix elements in a counterclockwise spiral starting from the outer edges.
• Write a program to check if the sum of all elements in the top-right quadrant is greater than the sum of all elements in the bottom-left quadrant.