#include<stdio.h>
#include<stdlib.h>
#include<time.h>
int main() {
		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;
	}