Willmott, Arthur
Problem Observer, 1998
#2
12 + 9
5454 | Near Snap | 2018 |
Anticipated by 11121(1936)
This is a version of 147087
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).