Yuri Setiawan N / Tugas DasPro

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class Yuri {
    public static void main(String[] args) throws IOException {
        int a,b,hasil;
        int pil;
        BufferedReader dataIn=new BufferedReader(new InputStreamReader(System.in));
        System.out.println("menu utama");
        System.out.println("1.Kali");
        System.out.println("2.Bagi");
        System.out.println("3.Tambah");
        System.out.println("4.Kurang");
        System.out.println("pilihan anda");
        try {
            pil=Integer.parseInt(dataIn.readLine());
            System.out.println("Masukan angka pertama:");
            a=Integer.parseInt(dataIn.readLine());
            System.out.println("Masukan angka kedua :");
            b=Integer.parseInt(dataIn.readLine());
            switch (pil){
            case 1:
                hasil=a*b;
                  System.out.println(a+"*"+b+"="+hasil);
                break;
            case 2:
                hasil=a/b;
               System.out.println(a+"/"+b+"="+hasil);
                break;
            case 3:
                hasil=a+b;
                System.out.println(a+"+"+b+"="+hasil);
            break;
            case 4:
                hasil=a-b;
                System.out.println(a+"-"+b+"="+hasil);
                break;
            default:
                System.out.print("Pilihan Anda Salah");
                break;
            }
        }catch (NumberFormatException ex){
            System.out.println("Format Salah"+ex.getMessage());
    }

}
}