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/*  * To change this template, choose Tools | Templates  * and open the template in the editor.  */ package javaapplication11; /**  *  * @author dwi  */ import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.Scanner; public class JavaApplication11 {     private static int i;     private static int j;     private static String[][] jumlahMatrix;     private static String[][] kurangMatrix;     private static String[][] matrixA;     /**      * @param args the command line arguments      */     public static void main(String[] args) {         // TODO code application logic here         //System.out.println("1.hasil ");          ...