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29-30th,31st of December, 2018 Dear Friends, Happy New Year to all of you! Thank you for being with me on JF during this year, and about 6 (if really?) years before! Let’s have one more successful, creative, joyful and happy year! Let’s meet 2019!
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Animated diagrams use Py2Web by Dmitri Turevski and WinChloe’s graphics. |
All previously published problems you can find in the subsections of Original Problems menu on the top.
The judge of JF-2018/II: Kjell Widlert. The judge of Retro & PG problems 2017-2018: Dirk Borst.