Swap Numbers

package com.JavaInterview.Programs;

import java.util.*;

/*

* @author:http://javainterviewprograms.blogspot.in/
* 
*/
public class SwapNumber {

 public void swap(int number1, int number2) {

  System.out.printf("Nmbers before Swap :" + number1 +","+ number2);

  number1 = number1 + number2;

  number2 = number1 - number2;

  number1 = number1 - number2;

  System.out.printf("Numbers after swap :" + number1+","+ number2);

 }

 public static void main(String args[]) {

  Scanner input1 = new Scanner(System.in);

  Scanner input2 = new Scanner(System.in);

  System.out.println("Please enter the number :");

  int num1 = input1.nextInt();

  int num2 = input2.nextInt();

  SwapNumber SN = new SwapNumber();

  SN.swap(num1, num2);

 }

}

Output :

Please enter the number :

23

54

Nmbers before Swap :23,54Numbers after swap :54,23