Membuat Kalkulator sederhana dengan Java

Sedikit berbagi . . . .

import java.io.*;

public class Kalkulator{

public static void main (String []args){

BufferedReader ai = new BufferedReader (new InputStreamReader (System.in));

try{

int bilangan1;

int bilangan2;

do{

System.out.println("===================================");

System.out.println("\t \"kalkulator sederhana\" \t");

System.out.println("===================================");

System.out.print("Masukan bilangan 1 :  ");

bilangan1 = Integer.parseInt (ai.readLine());

System.out.print("Masukan bilangan 2 :  ");

bilangan2 = Integer.parseInt (ai.readLine());

System.out.println("===================================");

System.out.println("\t \"kalkulator sederhana\" \t");

System.out.println("===================================");

System.out.println("Hasil Penjumlahan : "+ (bilangan1+bilangan2));

System.out.println("Hasil Pengurangan : "+ (bilangan1-bilangan2));

System.out.println("Hasil Perkalian : "+ (bilangan1*bilangan2));

System.out.println("Hasil Pembagian : "+ (double)(bilangan1/bilangan2));

}while(true);

}

catch (Exception e) {

System.out.println("Inputan harus angka");

}

}

}