Question

Program to print frequency of even number in the matrix

Matrix  = [9, 8, 7]
          [6, 5, 4]
          [3, 2, 1]

Frequency of even number in matrix:4

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Code

import java.util.Scanner;
public class FrequencyOfEvenNumberInMatrix
{
    public static void main(String[] args)
    {
        int row=0, col=0,count=0,i=0,j=0;
        int a[][];


        Scanner sc=new Scanner(System.in);
        System.out.println("ENTER THE ROW OF MATRIX");
        row=sc.nextInt();
        System.out.println("ENTER THE COLUMN OF MATRIX");
        col=sc.nextInt();

        a=new int[row][col];
        System.out.println("ENTER THE ELEMENTS IN MATRIX");
        for(i=0;i< row;i++)
        {
            for(j=0;j< col;j++)
            {
                a[i][j]=sc.nextInt();
            }
        }



        /*if a[i][j]%2==0 then increment 'count' by 1*/

        for(i=0;i< row;i++)
        {
            for(j=0;j< col;j++)
            {
                if(a[i][j]%2==0)
                {
                    count++;

                }

            }
        }
        System.out.println("FREQUENCY OF EVEN NUMBER IN MATRIX: "+count);



    }
}