#include <stdio.h>
void swap(int *, int *); /*function prototype*/

int main()
{
    int x, y;
    scanf("%d %d", &x, &y);
    printf("Before Swapping:x=%d y=%d\n", x, y);
    swap(&x, &y); /*function call*/
    printf("After Swapping:x=%d y=%d", x, y);

    return 0;
}

void swap(int *a, int *b) /*function definition*/
{
    int temp;
    temp = *a; /*assign the value at address a to temp*/
    *b = *a;   /*put b into a*/
    *a = temp; /*put temp into b*/
}

//..........Coded by Ananya Maurya