To Swap the two numbers using third variable where numbers will be given by user. Using java swing input method

PROGRAM :

import javax.swing.*;

class SwapSwing

{

public static void main( String [] args)

{

String s,v;

int a,b,c;

s= JOptionPane.showInputDialog("Enter the first number");

a = Integer.parseInt(s);

v= JOptionPane.showInputDialog("Enter the second number");

b = Integer.parseInt(v);

JOptionPane.showMessageDialog("the two number before swapping are :"+a +b);

c=a;

a=b;

b=c;

JOptionPane.showMessageDialog("the two number after swapping are :"+a +b);

}

}