Written by Super User

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Co-funded by the Erasmus+ Programme of the European Union
The European Commission support for the production of this publication does not constitute an endorsement of the contents which reflects the views only of the authors, and the Commission cannot be held responsi­ble for any use which may be made of the information contained therein.

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


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