#include <iostream>
#include <fstream>
using namespace std;

int main (int argc, char *argv[]) {
  string filename;
  cout << "Enter output filename: ";
  cin >> filename;
  ofstream myfile (filename.c_str());
  if (!myfile.is_open()) {
    cout << "Unable to open file " << filename;
    return -1;    
  }
  myfile << "- Which OO language do you prefer?.\n";
  myfile << "- My favorite is C++.\n";
  myfile << "- I prefer Java and Python.\n";
  myfile.close();
}