Write a program Swapping two Number without using third variable using java- Technology369kk

Program:

import java.util.*;

class SwappingWithout3rdVar {

public static void main(String[] args) {

System.out.println("Enter x and y Num:");

Scanner sc = new Scanner(System.in);

int x = sc.nextInt();

int y = sc.nextInt();

System.out.println("Before Swapping: \n x= "+x+"\n y="+y);

x = x + y; //10 + 20 = 30

y = x - y; //30 - 10 = 20

x = x - y; //20 - 10 = 10

System.out.println("After Swapping: \n x= "+x+"\n y="+y);

}

}

Answer: 

Enter x and y Num:

5

6

Before Swapping:

x= 5

y=6

After Swapping:

x= 6

y=5