foreach $file (@file_list) {
 
 my $file_path = dirname($file);

 if ($file_path =~ m/paper/i){
   
   my @files = <$file_path/*>;
		  
   my $count = scalar(@files);
        if( $count < 200 ){  
       $category = "paper";
     } else{
       $category = "collection";
     }
  }
}