Hello, Codeforces!

I'd like to invite you to Codeforces Round #465 (Div. 2) which takes place on Monday, 19 February 2018 at 19:35 MSK. The round will be rated for division 2 participants. However, as usual division 1 can take part out of competition.

The round is prepared by my friends Kammola, Ahmad_Elsagheer, MostafaAbdullah and me (AhmedSoliman). Besides, many thanks to 300iq, mike_live, Arpa, GreenGrape and FalseMirror for testing the round, KAN for coordinating the round and MikeMirzayanov for the great Codeforces and Polygon platforms.

You will be given 6 problems and 2 hours to solve them. The scoring distribution will be announced later. Good luck!

UPD1: Scoring is 500 — 750 — 1250 — 1750 — 2250 — 2750

UPD2: Congratulations to the winners!

Division 1 :

1. Benq
2. eddy1021
3. KrK
4. kmjp
5. chemthan

Division 2 :

1. Iiu_runda
2. FlzzyDavid
3. baggins
4. sorry_teamskiy
5. InkyFlameMaster

UPD3: The Editorial is available now!

Thank you everyone!