List of problems by Tjapkin, W (1 to 1 of 1)

PID Years Kings Stip Award Source
26467 1992 a7e5 #3 None The Problemist Supplement

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).