rippe buri

package switchexample;
import java.io.*;

public class SwitchExample {

    public static void main(String[] args) throws Exception{
       int x, y;
       BufferedReader object = new BufferedReader (new InputStreamReader(System.in));
       System.out.println("Enter two number for opaetrio");
       try{
           x = Integer.parseInt(object.readLine());
           y = Integer.parseInt(object.readLine());
           System.out.println("1.ADD");
           System.out.println("2.SUB");
           System.out.println("3.MUL");
           System.out.println("4.DIV");
           System.out.println("ENTER YOUR CHOICE : ");
           int a = Integer.parseInt(object.readLine());
           switch (a){
               case 1:
                System.out.println("ADD = "+(x+y));
                   break;
               case 2:
                System.out.println("SUB = "+(x-y));
                   break;
               case 3:
                System.out.println("MUL = "+(x*y));
                   break;
               case 4:
                System.out.println("DIV = "+(x/y));
                   break;
               default:
                System.out.println("Thi kada mi ok (1-4) ekani");
                   break;
           }
       }
    catch(NumberFormatException ne){
      System.out.println(ne.getMessage()+"Thi kada, Numbaru liyey beetha..");
      System.exit(0);
    }
    }
}