#include <fstream>
#include <iostream>

using namespace std;
const string FILE_PATH = "./27.out";

int main() {
  string line;

  cout << "Running program till the string \"EOH\" is received via stdin"
       << endl;

  ofstream file(FILE_PATH);

  file.close();
  file.open(FILE_PATH, ios_base::app);

  while (getline(cin, line)) {
    if (line == "EOH")
      break;
    file << line << endl;
  }

  return 0;
}