Program Kalkulator Dengan Java

Ini merupakan program kalkulator sederhana di buat dengan menggunakan pemrograman java.

import java.util.Scanner;
public class kalkulator {
public static void main (String []args) {
Scanner input = new Scanner (System.in);

System.out.println("--------------------------PROGRAM KALKULATOR--------------------------");
System.out.println("----------------------- www.sanizz.blogspot.com ------------------------");
System.out.println("");
System.out.println("Silahkan pilih menu : ");
System.out.println("");
System.out.println("1. Penjumlahan");
System.out.println("2. Pengurangan");
System.out.println("3. perkalian");
System.out.println("4. Pembagian");
System.out.println("5. Sisa bagi");
System.out.println("");
System.out.println("masukan no = ");
int menu = input.nextInt();

switch(menu){

case 1 : {

String ulang="";

System.out.println("Anda memilih menu Penjumalahan");

do{

System.out.println("");
System.out.print("masukan nilai a = ");
int a = input.nextInt();
System.out.print("masukan nilai b = ");
int b = input.nextInt();

System.out.println("Hasilnya = " + (a+b));

System.out.print("Ulang Y/T = ");
ulang = input.next();

}while(ulang.equals("Y")|| ulang.equals("y"));


break;
}

case 2 : {

System.out.println("Anda memilih menu Pengurangan");
String ulang = "";
do {
System.out.println("");
System.out.print("masukan nilai a = ");
int a = input.nextInt();
System.out.print("masukan nilai b = ");
int b = input.nextInt();

System.out.println("Hasilnya = " + (a-b));

System.out.print("Ulang Y/T = ");
ulang = input.next();

}while(ulang.equals("Y")|| ulang.equals("y"));


break;
}

case 3 : {
System.out.println("Anda memilih menu Perkalian");
String ulang= "";
do {
System.out.println("");
System.out.print("masukan nilai a = ");
int a = input.nextInt();
System.out.print("masukan nilai b = ");
int b = input.nextInt();

System.out.println("Hasilnya = " + (a*b));

System.out.print("Ulang Y/T = ");
ulang = input.next();
}while(ulang.equals("Y") || ulang.equals("y"));
break;
}

case 4 : {

System.out.println("Anda memilih menu Pembagian");
String ulang= "";
do {
System.out.println("");
System.out.print("masukan nilai a = ");
int a = input.nextInt();
System.out.print("masukan nilai b = ");
int b = input.nextInt();

System.out.println("Hasilnya = " + (a/b));

System.out.print("Ulang Y/T = ");
ulang = input.next();
}while(ulang.equals("Y") || ulang.equals("y"));
break;
}


case 5 : {

System.out.println("Anda memilih menu Sisa Bagi");
String ulang = "";
do {
System.out.println("");
System.out.print("masukan nilai a = ");
int a = input.nextInt();
System.out.print("masukan nilai b = ");
int b = input.nextInt();

System.out.println("Hasilnya = " + (a%b));
System.out.print("Ulang Y/T = ");
ulang = input.next();
}while(ulang.equals("Y") || ulang.equals("y"));


break;
}

}

}

}