#include <stdio.h>

int main(void) {

	int x= 5;
	int y = 88;
printf("X - %d\n",x);
printf("Y - %d\n",y);

	x = x^y;
	x = x^0x00;
	y = x^y;
	x = x - y;

printf("X - %d\n",x);
printf("Y - %d\n",y);

	return 0;
}