int main(int argc, char** argv)
{
  using namespace std;

  if (argc < 3)
    {  // we didn't get enough arguments, so complain and quit
      cout << "Usage: " << argv[0] /* program name */ << " infile outfile" << endl;
      exit(1);
    }
  // get the file names from the argument array
  char* inFileName = argv[1];
  char* outFileName = argv[2];
  int temp; // hold the number being transfered

  // open the files
  ifstream inFile;
  inFile.open(inFileName);
  if (inFile.fail())
    {
      cout << "Could not open " << inFileName << endl;
      exit(1);
    }
  ofstream outFile;
  outFile.open(outFileName);
  if (outFile.fail())
    {
      cout << "Could not open " << outFileName << endl;
      exit(1);
    }

  // ok, the files are open; let's copy
  while (inFile >> temp)
    {
      outFile << temp << endl; // one number per line
    }

  // close up the files
  inFile.close();
  outFile.close();
}