#include <iostream>
#include "sales_data.hpp"
#include "sales_item.hpp"
/*
*
* 3.2 v2
*
*
*/
using std::string;
using std::cout;
using std::cin;
using std::cerr;
using std::clog;
using std::endl;
int main () {
string word;
while(cin >> word) {
cout << word << endl;
}
return 0;
}