Hello, Codeforces!
We are very excited to invite you to participate in Codeforces Round 1130 (Div. 2) which will be held on Oct/26/2026 17:35 (Moscow time). You will be given 2 hours and 15 minutes to solve 7 problems.
The problems were prepared by yvbf, JerrySyr, MoScenix and me.
As yvbf always says, remember to eat well before and after the contest.
We would like to give special thanks to:
- Um_nik for the preliminary review of this contest.
- cry for the brilliant and great coordination.
- AksLolCoding, __baozii__, -firefly- for red testing.
- GUAIKATTO, More, 7_divided_by_3 for yellow testing.
- Edeeva, WorldWarV, yinruiyang for purple testing.
- Misaka16172, nik_exists, Yzm007 for blue testing.
- MORNING for cyan testing.
- MikeMirzayanov, KAN for the great platforms.
- Alexdat2000 for detailed Russian translation.
- TianTianChaoFangDe, tc_adventureking, MaxBlazeIceInk for providing problem ideas ( but declined :-/ ).
The scoring distribution will be added soon.
We are such a group of committed codeforces users. It's our first time to hold a formal round on codeforces, so we also hope you enjoy the problems!
Good luck and have fun!
Auto comment: topic has been updated by MaxBlazeIceInk (previous revision, new revision, compare).
As a participant, ████████████████████
As a tester, MaxBlazeIceInk is cute and hope everyone have fun!
as a
As a tester, enjoy the problems xD
As a participant, I expect there's a cute milk frog in the statement
As a problem, I think the writers that the testers made are very good.
As a tester, I love MaxBlazeIceInk :D.
As a participant, I love MaxBlazeIceInk