More Problems

• Write a program to check if the matrix is equal to its transpose.
• Write a program to check if a matrix contains only positive integers.
• Write a program to check if a matrix contains only negative integers.
• Write a program to replace all diagonal elements with their absolute values.
• Write a program to calculate the mean of all elements in each column of a matrix.
• Write a program to find the most frequent element in a matrix.
• Write a program to calculate the product of all prime numbers in a matrix.
• Write a program to print the matrix elements in zigzag order.