#include <stdio.h>
#include <stdlib.h>
#include <time.h>

int main(void) {
	int r;
	srand(time(NULL));
	printf("1: %d / %d\n", rand(), RAND_MAX);
	printf("2: %d / %d\n", rand(), RAND_MAX);
	printf("3: %d / %d\n", rand(), RAND_MAX);
	return 0;
}