Now the winter SIS (Summer Informatics School) is taking place, and we, as part of the parallel A+ with its teachers, have prepared a complete Codeforces Round.
The round will happen at Jan/05/2019 19:35 (Moscow time) and will last for 2.5 hours. There will be 6 problems in each division.
The tasks of the round were invented and prepared by 300iq, scanhex, cookiedoth, VeryLonelyRaccoon, ----------, kkarnauk, forestryks, TheWayISteppedOutTheCar, LordVoldebug, romanovsavelij, golub, ismagilov.code,alexey_kuldoshin, LadyPython, Jatana under the guidance of teachers izban, VArtem, meshanya, pashka.
And, of course, thanks to MikeMirzayanov for great systems Codeforces and Polygon.
Good luck everybody!
UPD: Since the registration opens before the recalculation of the rating after Hello 2019, in case of a division change, the participants will be moved to another division.