#include<unistd.h>
#include<stdio.h>

int main(){
	
	int pid = fork();
	printf("hi %d\n", pid);
	if(pid)
		while(1){
			sleep(1);
			printf("click\n");
		}

	while(1){
		sleep(1);
		printf("beep\n");
	}
	return 0;
}