Hello Codeforces and welcome back to another div2 round.
YeongTree and I are excited to invite everyone to participate in Codeforces Round 851 (Div. 2), which will be held on 09.02.2023 17:35 (Московское время).
This round is rated for the participants with ratings strictly lower than 2100. You will be given 6 problems and 2 hours to solve them. All the problems are authored and prepared by YeongTree and me.
We would like to thank
- Arpa for excellent coordination and help with prepration.
- Alexdat2000 for Russian translation.
- tlsdydaud1, hypergraph_coloring, Kawaii2DIdolOfGSHS, nlog, Ryute, TheQueenOfHatred, hanbyeol_, Physics07, jjang36524, OctaneC8H18, ahgus89, DELTARUNE, Go3, andyandy, PUFL, Pratyush1606, PUPA, Justice_Hui, garam1732, windva, culver0412, nor, maomao90, MagentaCobra, dorijanlendvaj, khiro, mejiamejia, AquaMoon, mjhmjh1104, mister, ayhan23 for testing and feedbacks.
- MikeMirzayanov for great systems Codeforces and Polygon.
The score distributions will be updated later.