I am happy to invite you to Codeforces Round 860 (Div. 2), which will be held on Mar/26/2023 17:35 (Moscow time).
This round will be rated for participants with rating lower than 2100. Participants with a higher rating are invited to participate in the round unofficialy.
You will be given 6 problems and 120 minutes to solve them. All problems were authored and prepared by me.
The traditional thanks-list to everyone who took part in the creation of the round:
🤴 DishonoredRighteous for coordinating the round
🐞 gyh20 for black-red testing of the round
😈 feecIe6418, iakovlev.zakhar, Dart-Xeyter, Adam_GS, felys, golikovnik, Gary2005 for red testing of the round
🐫 NemanjaSo2005, Alexdat2000, Kon567889, tem_shett for orange testing of the round
👾 SlavicG, Psychotic_D for purple testing of the round
🐳 C2A, Masha237, ayhan23, Dhru008, Brahma_tet for blue testing of the round
👽 Lord_David for green testing of the round
🦄 mejiamejia for help with testers for the round
🤡 sevlll777 for the problem, without which the round would be unbalanced, and the problems that were not included in the final problemset
🎅 MikeMirzayanov for the amazing Codeforces and Polygon platforms
- ✅ Read all problems
- ✅ Don't be afraid to skip problems and come back to them later (or not come back at all)
- ✅ Maximize your enjoyment of the contest, not your rating after it
I sincerely hope that you will find the problems interesting and you will enjoy solving them. Good luck!
500 — 750 — 1250 — 1750 — 2250 — 3000