Hello, Codeforces!
I am pleased to invite you to participate in Codeforces Round 899 (Div. 2), which will be held on Sep/25/2023 17:35 (Moscow time). This round will be rated for participants with a rating lower than 2100.
All problems were written and prepared by me.
You will be given 5 problems, one of which is divided into two subtasks, and you will have 2 hours and 15 minutes to solve them.
I would like to thank:
irkstepanov for excellent coordination!
Golovanov399 for providing useful feedbacks.
kizen for helping me much with one problem of the contest.
ko_osaga for Nutella testing.
leinad2, Numbering, qwerasdfzxcl, kizen, Golovanov399 for Red testing.
Kaling, Mingyu331, chaeyihwan, Kawaii2DIdolOfGSHS, azberjibiou, mjhmjh1104, DELTARUNE, wuhudsm for Orange testing.
unordered_map, alex0211, gs20036, namolbbaemi, eeeDA, nlog for Purple testing.
andyandy, JaewonOh, kongum, Coruncanius, ez_code, fs_edge, chromate00 for Blue testing.
Hanlana18, papergundam, sjmjys954646 for Gray testing.
MikeMirzayanov for great Polygon and Codeforces platforms!
Score distribution will be announced later.
Good luck and enjoy the round!