import java.util.Scanner;
public class AddMatrix {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
System.out.println("Note: Rows and columns number for both matrix should be same then only it can be added.");
System.out.println("enter the number of rows: ");
int r = in.nextInt();
System.out.println("enter the number of columns: ");
int c = in.nextInt();
int[][] m1 = getNumOfMatrix(in, r, c);
int[][] m2 = getNumOfMatrix(in, r, c);
int[][] m3 = addMatrix(r, c, m1, m2);
System.out.println("1st Matrix: ");
printMatrix(m1);
System.out.println("2nd Matrix: ");
printMatrix(m2);
System.out.println("Addition of Matrix: ");
printMatrix(m3);
}
public static int[][] getNumOfMatrix(Scanner in, int r, int c){
int[][] m = new int[r][c];
System.out.println("Enter the elements of matrix: ");
for(int i=0; i<r; i++){
for(int j=0; j<c; j++){
m[i][j] = in.nextInt();
}
}
return m;
}
public static int[][] addMatrix(int r, int c, int[][] m1, int[][] m2){
int[][] m = new int[r][c];
for(int i=0; i<r; i++){
for(int j=0; j<c; j++){
m[i][j] = m1[i][j] + m2[i][j];
}
}
return m;
}
public static void printMatrix(int[][] m){
for(int[] i: m){
for(int j: i){
System.out.print(" "+j);
}
System.out.println();
}
}
}
Output:
Note: Rows and columns number for both matrix should be same then only it can be added.
enter the number of rows:
3
enter the number of columns:
4
Enter the elements of matrix:
1
2
3
4
5
5
6
7
8
4
3
3
Enter the elements of matrix:
9
8
7
6
5
4
3
2
1
2
3
5
1st Matrix:
1 2 3 4
5 5 6 7
8 4 3 3
2nd Matrix:
9 8 7 6
5 4 3 2
1 2 3 5
Addition of Matrix:
10 10 10 10
10 9 9 9
9 6 6 8
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