package untitled2;

import javax.swing.JOptionPane;

 public class Bubbles

{

  private int answer=0;

  private String name=" ";

   public Bubbles()

  {

      answer=99;

      name="no name";

      calculate();

      print();

  }

 public void calculate()

  {

      answer=answer*2;

  } 

 public void print()

  {

      JOptionPane.showMessageDialog(null,"Answer is "+answer+"\n"+name);

  }

  public static void main(String[] args)

  {

      Bubbles bub=new Bubbles();

      System.exit(0);

  }

}