#include "csapp.h"

/* $begin forkprob8 */
void foo(int n) 
{
    int i;

    for (i = 0; i < n; i++) 
	Fork();
    printf("hello\n");
    exit(0);
}
/* $end forkprob8 */

int main(int argc, char **argv)
{
    if  (argc < 2) {
	printf("usage: %s <n>\n", argv[0]);
	exit(0);
    }
    foo(atoi(argv[1]));
    exit(0);
}