Hello, Codeforces!

We are glad to invite you to participate in Codeforces Round 951 (Div. 2), which will take place at 06.06.2024 17:35 (Московское время).

This round will be rated for participants with a rating below 2100. Participants with a higher rating can take part out of competition.

You will be offered 6 problems and 2 hours to solve them! Interactive tasks may occur in the round. Please read this blog to get familiar with this type of problems.

All tasks are authored and prepared by me. However, I'd like to thank Greg908 for discussing ideas about problems and useful feedback!

I would like to thank:

• Artyom123 for his amazing coordination!

• 74TrAkToR for the initial help with this round.

• isaf27 for LGM testing.

• dorijanlendvaj, A_G, Mangooste, andrei_boaca and BucketPotato for red testing.

• ArtAlex, salyg1n, Kihihihi, 127.0.0.1, max0000561, ilyakrasnovv and a.nasretdinov for orange testing.

• Semen07 for purple testing.

• newb_programmer for blue testing.

• A1st for cyan testing.

• ishaandas1 for green testing.

• TimoSvyato and HatakeyamaLeo for grey testing.

• MikeMirzayanov and the entire Codeforces team for creating the wonderful platforms Codeforces and Polygon.

The goal was to create problems interesting to solve. Hope you'll enjoy them all!

Score distribution: $$$500 - 1000 - 1500 - 2000 - 2500 - 3000$$$;

Good luck!