#include <string>
#include <iostream>

using namespace std;

int main(void) {
	string line;

        /* Mar 2012: http://stackoverflow.com/questions/9371238/why-is-reading-lines-from-stdin-much-slower-in-c-than-python */
        cin.sync_with_stdio(false);

	while (getline(cin, line))
		cout << line << endl;
}