12. Swapping of two Numbers in java without third variable.

Description:

Write a sample code to Swapping of two Numbers in java without third variable.

Code:

? 1 2 3 4 5 6 7 8 9 10 import java.util.Scanner; public class Swapping_Number { public static void main(String[] args) { int x,y; System.out.println("Enter x and y no: "); Scanner s=new Scanner(System.in); x=s.nextInt(); y=s.nextInt(); System.out.println("Before Swaping \n x="+x+"\n y="+y); x=x+y; y=x-y; x=x-y; System.out.println("After Swaping\n x="+x+"\n y="+y); } }

Output:

Enter x and y no: 10 20 Before Swaping x=10 y=20 After Swaping x=20 y=10