All problems of all the Tournaments (from the first to fourty fifth), 1980-2023

We have tried to find all missprints in this text, correct all errors and correctly indicate the authors of all tasks. If you find more, we kindly ask you to inform us by e-mail at . Also, please let us know your comments and suggestions.

The numbering of grades corresponds to the time of the Tournament.

The problems of the previous Tournaments are avaiable in Russian. English version is to be published soon. (So far you can find problems in English here:

Политика оргкомитета Турнира заключается в том, чтобы предоставить возможность принять участие в олимпиаде как можно большему количеству школьников.