Lipton, Michael
Die Schwalbe, 2013
#2
5 + 6
56 | The Problemist | 2011 |
This is a version of 143330
There are these versions: 143333
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).