Swap Demo

import java.io.*;

class Swap

{

void swap(int x,int y)

{

int temp;

temp=x;

x=y;

y=temp;

System.out.print("after swap---");

System.out.print(x+" ,");

System.out.print(y);

}

void swap2(int x,int y)

{

x=(x+y)-x;

y=(x+y)-y;

System.out.print("after swap---");

System.out.print(x+" ,");

System.out.print(y);

}

}

class Swapdemo

{

public static void main(String[] args) throws IOException

{

InputStreamReader id=new InputStreamReader(System.in);

BufferedReader br=new BufferedReader(id);

Swap s=new Swap();

System.out.println("enter two values");

int x=Integer.parseInt(br.readLine());

int y=Integer.parseInt(br.readLine());

s.swap(x,y);

//s.swap2(x,y);

}

}