Swap two numbers

Swap two numbers

import java.util.Scanner;

class Swapnumber {

    public static void main(String[] args) {

        int a, b, c;

        Scanner s = new Scanner(System.in);

        System.out.println("Enter Value in a :");

        a = s.nextInt();

        System.out.println("Enter Value in b :");

        b = s.nextInt();

        c = a;

        a = b;

        b = c;

        System.out.println("Values in a:" a);

        System.out.println("Values in b:" b);

    }

}

Output:

Enter Value in a : 10

Enter Value in b : 20

Value in a : 20

Value in b : 10