Program Java Dengan Matrix

package lat_matrikskali_sitimadinah;

/* @author Ahmad Firdausi */

import java.io.*;

public class Main {

    /* @param args the command line arguments     */

    public static void main(String[] args) {

        // TODO code application logic here

         DataInputStream entry = new DataInputStream(System.in);

        try

        {

            System.out.print(" INPUT JUMLAH BARIS MATRIKS 1 = ");

            int  JmlBrs1 = Integer.parseInt(entry.readLine());

            System.out.print(" INPUT JUMLAH KOLOM MATRIKS 1 = ");

            int  JmlKlm1 = Integer.parseInt(entry.readLine());

            int JmlBrs2 = JmlKlm1;

            System.out.print(" INPUT JUMLAH KOLOM MATRIKS 2 = ");

            int  JmlKlm2 = Integer.parseInt(entry.readLine());

            int [][] MatriksA = new int[JmlBrs1][JmlKlm1];

            int [][] MatriksB = new int[JmlBrs2][JmlKlm2];

            int [][] MatriksC = new int[JmlBrs1][JmlKlm2];

            for (int i=0; i<JmlBrs1; i++)

                for (int j=0; j<JmlKlm1; j++)

                    MatriksA[i][j] = (int)(Math.random()*100);

            for (int i=0; i<JmlBrs2; i++)

                for (int j=0; j<JmlKlm2; j++)

                    MatriksB[i][j] = (int)(Math.random()*100);

            for (int i=0; i<JmlBrs1; i++)

                for (int j=0; j<JmlKlm2; j++)

                {

                    MatriksC[i][j] = 0;

                    for (int k=0; k<JmlKlm1; k++)

                        MatriksC[i][j] += MatriksA[i][k] * MatriksB[k][j];

                }

            System.out.println(" \n DATA MATRIKS A = ");

            System.out.println("______________________");

            for (int i=0; i<JmlBrs1; i++)

            {

                for (int j=0; j<JmlKlm1; j++)

                    System.out.print(MatriksA[i][j] + " ");

                    System.out.println();

            }

            System.out.println(" \n DATA MATRIKS B = ");

            System.out.println("______________________");

            for (int i=0; i<JmlBrs2; i++)

            {

                for (int j=0; j<JmlKlm2; j++)

                    System.out.print(MatriksB[i][j] + " ");

                    System.out.println();

            }

            System.out.println(" \n MATRIKS " + " PERKALIAN A x B = ");

            System.out.println("_________________" + "_______________");

            for (int i=0; i<JmlBrs1; i++)

            {

                for (int j=0; j<JmlKlm2; j++)

                    System.out.print(MatriksC[i][j] + " ");

                    System.out.println();

            }

        }

        catch (Exception e)

        {

            System.out.println(" SALAH ENTRY DATA ");

        }

    }

}