More Problems

• 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.
• Write a program to calculate the difference between the sum of the first and last diagonals of a square matrix.
• Write a program to calculate the sum of all elements in the middle row and middle column of a matrix.
• Write a program to print all diagonal elements that are multiples of 5.
• Write a program to print all border elements that are multiples of 7.