/*
 * template.cpp
 *
 * Patrick Simianer <p@simianer.de>
 * YYYY-MM-DD
 */

#include <iostream>
#include <string>
#include <vector>
#include <sstream>

using namespace std;


int main(int argc, char const* argv[])
{
  string line;
  while (getline(cin, line)) {
    istringstream ss(line);
    size_t e;
    while (ss >> e) {
      cout << e << endl;
    }
  }

  return 0;
}