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There are problems and solutions from past Duels. All they are in .pdf format.

- 16th Duel - 2008
- 17th Duel - 2009
- 18th Duel - 2010
- 19th Duel - 2011
- 20th Duel - 2012
- 21th Duel - 2013
- 22th Duel - 2014
- 23th Duel - 2015

- 23th Duel - 2015 - Category A Individual Solutions by Doris Prach, BRG Kepler (German)
- 23th Duel - 2015 - Category A Team Solutions by Benedikt Andritsch, BRG Kepler (German)
- 23th Duel - 2015 - Category B Individual Solutions by Konstantin Andritsch, BRG Kepler (German)
- 23th Duel - 2015 - Category B Team Solutions by Daniel Horiatakis, BRG Kepler (German)
- 23th Duel - 2015 - Category C Individual Solutions by Minh Nguyen, BRG Kepler (German)

- 24th Duel - 2016

- 24th Duel - 2016 - Category C Individual Solutions of problems 3 and 4 by Minh Nguyen, BRG Kepler (German)
- 24th Duel - 2016 - Category B Individual Solutions of problems 1 and 2 by Kirolos Louies, BRG Kepler (German)
- 24th Duel - 2016 - Category B Individual Solutions of problems 3 and 4 by Sebastian Fellner, BRG Kepler (German)
- 24th Duel - 2016 - Category B Team Solutions by Thiemo Dsubanko, BRG Kepler (German)
- 24th Duel - 2016 - Category B Team Solutions GJŠ Přerov (Czech)
- 24th Duel - 2016 - Category A Individual Solutions by Konstantin Andritsch, BRG Kepler (German)
- 24th Duel - 2016 - Category A Individual Solution of problem 1 by Jiří Nábělek, GMK Bílovec (Czech)
- 24th Duel - 2016 - Category A Individual Solution of problem 2 by Damian Wałoszek, GMK Bílovec (Czech)
- 24th Duel - 2016 - Category A Individual Solution of problem 2 by Michaela Svatošová, GMK Bílovec (Czech)
- 24th Duel - 2016 - Category A Team Solution of problem 1 by Max Dresler, GMK Bílovec (Czech)
- 24th Duel - 2016 - Category A Individual Solutions of problems 1, 2 and 3 by Marian Poljak GJŠ Přerov (Czech)

- 25th Duel - 2017

- 25th Duel - 2017 - Category C Individual Solutions of problems 1, 2 and 3 by Darian Poljak GJŠ Přerov (Czech)
- 25th Duel - 2017 - Category C Individual Solutions by Štěpán Postava and Matyáš Khýr, GMK Bílovec (Czech)
- 25th Duel - 2017 - Category C Individual Solutions by Štěpán Postava and Matyáš Khýr, GMK Bílovec (English)
- 25th Duel - 2017 - Category C Individual Solutions by Flavio Arrigoni, BRG Kepler (German)
- 25th Duel - 2017 - Category C Individual Solution of problem 1 by Marta Čermáková1, GMK Bílovec (Czech)
- 25th Duel - 2017 - Category C Individual Solution of problem 4 by Anna Krzywiecka, AZSO w Chorzowie (Polish)
- 25th Duel - 2017 - Category B Individual Solutions of problems 1, 2 and 3 by Matouš Bílek GJŠ Přerov (Czech)
- 25th Duel - 2017 - Category B Individual Solutions of problem 2 and 3 by Michaela Svatošová, GMK Bílovec (Czech)
- 25th Duel - 2017 - Category B Individual Solution of problem 1 by Marcin Traskowski, AZSO w Chorzowie (Polish)
- 25th Duel - 2017 - Category B Individual Solution of problem 2 by Jakub Michna, GMK Bílovec (Czech)
- 25th Duel - 2017 - Category B Individual Solution of problem 2 by Tomáš Křižák, GMK Bílovec (Czech)
- 25th Duel - 2017 - Category B Individual Solution of problem 3 by Olaf Placha, AZSO w Chorzowie (Polish)
- 25th Duel - 2017 - Category B Individual Solution of problem 3 by Jaroslav Hradil GJŠ Přerov (Czech)
- 25th Duel - 2017 - Category B Team Solutions of problem 3 GJŠ Přerov (Czech)
- 25th Duel - 2017 - Category A Individual Solution of problem 1 by Bára Tížková, GMK Bílovec (Czech)
- 25th Duel - 2017 - Category A Individual Solution of problem 2 by Damian Wałoszek, GMK Bílovec (Czech)
- 25th Duel - 2017 - Category A Individual Solution of problem 2 by Jiří Nábělek, GMK Bílovec (Czech)
- 25th Duel - 2017 - Category A Individual Solution of problem 2 by Kristýna Janovská, GMK Bílovec (Czech)
- 25th Duel - 2017 - Category A Individual Solution of problem 3 by Karol Pieczka, AZSO w Chorzowie (Polish)
- 25th Duel - 2017 - Category A Individual Solution of problem 4 by Adam Szreter, AZSO w Chorzowie (Polish)
- 25th Duel - 2017 - Category A Team Solution of problem 1 by Jiří Nábělek, GMK Bílovec (Czech)

Presentation held by Robert Geretschläger at a Makos meeting in Zadov in 2015