#include <fstream.h>
#include <stdlib.h>

int main()
{
  const int MAXLENGTH = 21;   // maximum file name length
  char file1[MAXLENGTH];
  ifstream inFile;

  cout << "Please enter the name of the file you wish to open: ";
  cin  >> file1;

  inFile.open(file1,ios::nocreate);  // open the file

  if (inFile.fail())  // check for successful open
  {
    cout << "\nThe file named " << file1 << " was not successfully opened"
         << "\n Please check that the file currently exists." << endl;
    exit(1);
  }

  cout << "\nThe file has been successfully opened for reading.\n";

  return 0;
}