Stage 1/6: Addition - Main

package processor;

import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int n; //rows
        int m; //columns

        //capture matrixA
        n = scanner.nextInt();
        m = scanner.nextInt();
        Matrix matrixA = new Matrix(n, m); //define empty matrix with correct dimensions
        matrixA.readMatrix();
        //matrixA.print(); //test matrixA

        //capture matrixB
        n = scanner.nextInt();
        m = scanner.nextInt();
        Matrix matrixB = new Matrix(n, m);
        matrixB.readMatrix();
        /* matrixB.print(); //test matrixB */

        if (matrixA.rows != matrixB.rows && matrixA.columns != matrixB.columns) {
            System.out.println("ERROR");
        } else {
            Matrix matrixC = matrixA.addMatrix(matrixB);
            matrixC.printMatrix();
        }
    }
}