2013 Aug 23: improved the maze generation contest, improved the program and games sections, index, navigation, and history a bit
2014 Mar 29: new contests, many new papers; new talk; added links to: photos on Flickr, RPiS archive, cold basements; some typos fixed; fixed link to Automat
2014 Aug 27: secret map updated (after a long time...), updated talks, updated contests, updated courses
2014 Aug 27: added Bergen, Barcelona, and some fixes to the secret map, added slides for two talks, added master thesis proposals
2014 Oct 30: improved the Santa Claus, added social network share buttons on pages of independent interest (only if the reader agrees to being spied by social sites),
added more information about some programs including the party calculator
2014 Nov 5: improvements to the party calculator
(years outside of the 1900-2100 range are accepted, Halley's comet added, ability to view dates in the past, ability
to control 'now' and the number of lines)
2015 May 13: contests, secret map, papers updated
2015 Aug 9: one contest, contest problem for IOI, secret map updated, removed '?' in the course list
2015 Aug 30: added a missing article, added a new high score by Tomek Czajka for the Cold Basements
2015 Oct 8: updated the games, research, student, and MSc sections.
2016 Sep 16: Updated the student section. Reorganized and updated the research section. Unified 'games' and 'programs' into the 'projects' section, and updated and reorganized it. Updated the secret map. Reorganized the start page.
2017 Mar 9: Reorganized and updated the research section. Updated the start page. Converted to UTF-8. Expanded abbreviations such as I've. Updated contests. Fixed some minor errors.
2017 Oct 3: Updated the following sections: research, contests, projects, students.
2018 Aug 16: Updated some names.
2018 Oct 2: New semester. Removed some old links.
2018 Nov 13: Updated the test repo for Probability and Statistics.