int count_lines (ifstream& thefilename)
{
    char (y);
    int counter = 0 ;

    while (!thefilename.eof()) {
    thefilename.get(y);
        if (y == '\n');
    }
    counter = counter ++ ;

     if (y! = '\n'){
     counter = counter ++ ;
    }

      return 0;

}