#include<iostream>
#include<unistd.h>
#include<thread>
using namespace std;

string word = "beep";
bool done = false;

void change_word(){
	for(;;){
		cin >> word;
		if(word == "stop"){
			done = true;
			break;
		}
	}
}

int main(){
	thread change_thread(change_word);

	while(!done){
		cout << word << "\n";
		sleep(1);
	}
	change_thread.join();
	return 0;
}