Thanks a lot!
for Your participation
We are glad to invite everyone to participate in Codeforces Round #816 (Div. 2), which will be held on Aug/20/2022 17:35 (Moscow time). The round will be rated only for the second division. You will have 6 tasks and 2 hours to solve them. We recommend you read all the problems.
Round is completely set by winter SIS (Summer Informatics School) students. During the camp we did our best to prepare interesting and creative problems. You can check previous rounds prepared by SIS students: Codeforces Round #815 (Div. 2), Codeforces Round #694, Codeforces Round #612, Codeforces Round #530
We are very thankful to
Monogon for the great coordination, valuable advice, and patience
KAN for the help during preparation of the contest
Qwerty1232 for the help with the editorial
testers for good proposals and important feedback: zer0brain, kclee2172, AndreyPavlov, generic_placeholder_name, nor, TheScrasse, qualdoom, AlperenT, FairyWinx, vdv09, NToneE, KseniaShk, prost_sasha, agrayush13, kartikeyasri23, SomethingNew, and especially mejiamejia
Scoring distribution will be released before the contest begins
We hope that You will participate in our round, as well as in SIS!
Good luck and have fun!
UPD — Scoring distribution:
$$$500 - 1000 - 1750 - 2250 - 2750 - 3000$$$
The contest may contain interactive problems! Make sure to read this post.
UPD 2 — Editorial is out!
UPD 3 — Congratulations to the winners!