/* Rewrite this program as stated in the course video */
#include <stdio.h>
void swap(int a, int b){
int temp;
temp = a;
a = b;
b = temp;
}
int main(void) {
int x, y;
scanf("%d %d", &x, &y);
swap(x,y);
printf("x=%d, y=%d\n", x, y);
return 0;
}