Article | Java Program Using applet calculating subtraction of a number

Java Program Using applet calculating subtraction of a number.

import java.applet.*;
import java.awt.*;
public class Subtraction extends Applet
{
 TextField t1,t2;
 public void init()
 {
  t1 = new TextField(25);
  t2 = new TextField(25);
  add (t1);
  add (t2);
  t1.setText("");
  t2.setText("");
 }
 public void paint(Graphics g)
 {
  int x=0,y=0,z=0;
  String s1,s2,s;
  g.drawString("Input a number in each box",10,50);
  try
  {
   s1 = t1.getText();
   x = Integer.parseInt(s1);
   s2 = t2.getText();
   y = Integer.parseInt(s2);
  }
  catch(Exception ex)
  {
   
  }
  z = x-y;
  s = String.valueOf(z);
  g.drawString("THE DIFFERENCE IS : ",10,75);
  g.drawString(s,160,75);
 }
 public boolean action(Event event,Object object)
 {
  repaint();
  return true;
 }
}

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