More Problems

• Write a program to check if the sum of all diagonal elements is divisible by both 8 and 12.
• Write a program to check if the product of all border elements is divisible by both 10 and 14.
• Write a program to print all prime elements in the first and last rows of a square matrix.
• Write a program to print all prime elements in the first and last columns of a square matrix.
• Write a program to replace all prime elements in the matrix with their greatest common divisor (GCD) with their row index.
• Write a program to replace all composite elements in the matrix with their least common multiple (LCM) with their column index.
• Write a program to calculate the sum of all Fibonacci numbers in the diagonals of the matrix.
• Write a program to calculate the sum of all palindromic numbers in the borders of the matrix.