ProgrammingExercize150221.2

import java.util.Scanner;

public class Programming150221 {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        int i,j,row,col,sum =0;
        System.out.println("Enter the number of rows:");
        row = sc.nextInt();
        System.out.println("Enter the number of columns:");
        col = sc.nextInt();

        int[][] mat = new int[row][col];

        System.out.println("Enter the elements of the matrix") ;
        for(i=0;i<row;i++) {
            for(j=0;j<col;j++) {
                mat[i][j] = sc.nextInt();
            }
        }

        System.out.println("The elements of the matrix") ;
        for(i=0;i<row;i++) {
            for(j=0;j<col;j++)
            {
                System.out.print(mat[i][j]+"\t");
            }
            System.out.println("");
        }

        for(i=0;i<row;i++) {
            for(j=0;j<col;j++) {
                if(i==j) {
                    sum = sum + mat[i][j];
                }
            }
        }

        System.out.printf("The SUM of DIAGONAL elements of the matrix = "+sum) ;

    }
}