add two matrices of the same size in java
public class AddTwoMatrices {
public static void main(String[] args) {
int r, c, i, j;
Scanner in = new Scanner(System.in);
System.out.println("Enter the row size of the matrix:");
r = in.nextInt();
System.out.println("Enter the column size of the matrix:");
c = in.nextInt();
int array1[][] = new int[r][c];
int array2[][] = new int[r][c];
int sum[][] = new int[r][c];
System.out.println("Input elements of the first matrix:");
for (i = 0; i < r; i++) {
for (j = 0; j < c; j++) {
array1[i][j] = in.nextInt();
}
}
System.out.println("Input elements of the second matrix:");
for (i = 0; i < r; i++) {
for (j = 0; j < c; j++) {
array2[i][j] = in.nextInt();
}
}
for (i = 0; i < array1.length; i++) {
for (j = 0; j < array2.length; j++) {
sum[i][j] = array1[i][j] + array2[i][j];
System.out.print(sum[i][j] + "\t");
}
System.out.println();
}
}
}