#include<stdio.h>



int main()

{

    int x, y;



    printf("Enter x : \n");

    scanf("%d", &x);



    printf("Enter y : \n");

    scanf("%d", &y);



    printf("Before Swapping \n");



    printf("x is %d \n", x);

    printf("y is %d \n", y);



    printf("After Swapping \n");

    printf(swap(x, y));

}



swap(int a , int b)

{

    int temp;



    temp = a;



    a = b;



    b = temp;



    printf("x is %d \n", a);

    printf("y is %d \n", b);

}