Levman, Semyon Semyonovich
The Problemist, 1932
#2
11 + 10
3713 | Snap | 2023 |
This anticipates 146454(1932)
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).