Parkhomenko, Nikolai A
Problemas, 1975
#2
3 + 4
6490 | yacpdb | 2009 |
5454 | Near Snap | 2021 |
Anticipated by 227818(1926)
This anticipates 247167(1998), 250761(1999)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
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