#include <pthread.h>
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
float rabbit;
float tortoise;
void *runner_rabbit(void *param);
void *runner_tortoise(void *param);

int main(int argc, char *argv[])
{
    srand(time(NULL));
    pthread_t tid_rabbit;
    pthread_t tid_tortoise;
    pthread_attr_t attr;

	if (argc!=2) {
		fprintf (stderr, "usage: a.out <integer value>\n");
		return -1;
	}
	if (atoi(argv[1])<0) {
		fprintf (stderr, "%d must be >=0\n", atoi(argv[1]));
		return -1;
	}
	
	pthread_attr_init(&attr);
	pthread_create(&tid_rabbit,&attr,runner_rabbit,argv[1]);
	pthread_create(&tid_tortoise,&attr,runner_tortoise,argv[1]);
	pthread_join(tid_rabbit,NULL);
	pthread_join(tid_tortoise,NULL);
	printf("%f %f\n",rabbit,tortoise);
	
}
void * runner_rabbit(void *param){
    int hour=atoi(param);
    rabbit=0;
    for(int i=1;i<=hour;i++){
        rabbit+=rand()%100;
    }
}
void *runner_tortoise(void *param){
    int hour=atoi(param);
    tortoise=0;
    for(int i=1;i<=hour;i++){
        tortoise+=rand()%100;
    }
    
}