#include <iostream>
/*
*
* 3.2 v1
*
*
*/
using std::string;
using std::cout;
using std::cin;
using std::cerr;
using std::clog;
using std::endl;
int main () {
string line;
while(getline(cin, line)) {
if(!line.empty()) {
cout << line << endl;
}
}
return 0;
}