More Problems

• Write a program to count how many prime elements are there in the first and last columns.
• Write a program to count how many composite elements are there in the first and last rows.
• Write a program to check if all diagonal elements are divisible by both 5 and 9.
• Write a program to check if all border elements are divisible by both 6 and 8.
• Write a program to print all prime elements in the first and last rows of the matrix.
• Write a program to print all prime elements in the first and last columns of the matrix.
• Write a program to replace all prime numbers in the matrix with their square.
• Write a program to replace all composite numbers in the matrix with their cube.