Turnbull, Ronald
The Problemist, 1986
#2
5 + 1
5454 | Near Snap | 2021 |
Anticipated by 208794(1876), 121390(1908), 170471(1951), 176158(1954)
This anticipates 47813(1998), 165528(1998), 16167(2000), 26009(2001)
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).