#include <iostream>
#include <fstream>

using namespace std;

int main(int argc, char* argv[])
{
  if ( argc != 2 )
  {
    cerr << "ERROR: File argument missing." << endl;
    return 1;
  }

  ifstream ifs(argv[1]);

  if ( ! ifs )
  {
    cerr << "ERROR: File could not be opened." << endl;
    return 1;
  }

  char c;
  while ( ifs.get(c) )
  {
    cout << c;
    ifs.get(c);
    ifs.ignore(c);
  }
  ifs.close();
  
  return 0;
}