1 import java.util.Scanner;
2
3 public class Solution
4 {
5 public static void main(String[] args)
6 {
7 Scanner input = new Scanner(System.in);
8 int[][] matrix1 = new int[3][3];
9 int[][] matrix2 = new int[3][3];
10 int[][] matrixSum = new int[3][3];
11 System.out.print("Enter matrix1: ");
12 for(int i = 0; i < 3; i++)
13 for(int j = 0; j < 3; j++)
14 matrix1[i][j] = input.nextInt();
15 System.out.print("Enter matrix2: ");
16 for(int i = 0; i < 3; i++)
17 for(int j = 0; j < 3; j++)
18 matrix2[i][j] = input.nextInt();
19 input.close();
20
21 System.out.println("The matrices are muliplied as follows");
22 int[][] matrixProduct = muliplyMatrix(matrix1, matrix2);
23
24 System.out.println(matrix1[0][0] + " " + matrix1[0][1] + " " + matrix1[0][2] +
25 " " + matrix2[0][0] + " " + matrix2[0][1] + " " + matrix2[0][2] +
26 " " + matrixSum[0][0] + " " + matrixSum[0][1] + " " + matrixSum[0][2]);
27 System.out.println(matrix1[1][0] + " " + matrix1[1][1] + " " + matrix1[1][2] +
28 " * " + matrix2[1][0] + " " + matrix2[1][1] + " " + matrix2[1][2] +
29 " = " + matrixSum[1][0] + " " + matrixSum[1][1] + " " + matrixSum[1][2]);
30 System.out.println(matrix1[2][0] + " " + matrix1[2][1] + " " + matrix1[2][2] +
31 " " + matrix2[2][0] + " " + matrix2[2][1] + " " + matrix2[2][2] +
32 " " + matrixSum[2][0] + " " + matrixSum[2][1] + " " + matrixSum[2][2]);
33 }
34
35 public static int[][] muliplyMatrix(int[][] a, int[][] b)
36 {
37 int[][] outcomeMatrix = new int[3][3];
38 for(int i = 0; i < 3; i++)
39 {
40 for(int j = 0; j < 3; j++)
41 {
42 outcomeMatrix[i][j] += a[i][j] * b[j][i];
43 }
44 }
45 return outcomeMatrix;
46 }
47 }
