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

PROGRAM :

import java.util.Scanner;

class SwapScanner

{

public static void main( String [] args)

{
int a,b,c=0;

System.out.println("Enter the two numbers to swap");

Scanner s = new Scanner(System.in);

a = s.nextInt();

b= s.nextInt();

System.out.println("the numbers before swapping are :"+a  +b);

c=a;

a=b;

b=c;

System.out.println("the numbers after swapping are:"+a +b);

}

}