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Codeforces Round #576 (div.1 + div.2)
Difference between en1 and en2, changed 29 character(s)

I'm glad to invite you all to Round 576 which will take place on [Tuesday, July 30 at 17:35 UTC+3](↵

There will be 6 problem in division 2 and 5 problems in division 1.↵

Round is based on Team Olympiad in Computer Science Summer School. It is (yet another) summer school for schoolchildren organized by Higher School of Economics and "Strategy" Center in Lipetsk. Almost all the problems are authored and prepared by teachers and teaching assistants in CSSS: [user:Um_nik,2019-07-29], [user:Burunduk1,2019-07-29], [user:I_love_fake123,2019-07-29], [user:MakArtKar,2019-07-29], [user:Villen3tenmerth,2019-07-29], 
[user:Aphanasiy,2019-07-29], [user:Gadget,2019-07-29]. One of the problems is authored by [user:Merkurev,2019-07-29] (just because we are friends :) ). One more problem for the round was added by [user:KAN,2019-07-29].↵

I would like to thank [user:KAN,2019-07-29] for CF round coordination, [user:I_love_Tanya_Romanova,2019-07-29], [user:Merkurev,2019-07-29] and [,2019-07-29] for testing, and Codeforces and Polygon team for these beautiful platforms.↵

Scoring will be announced.


  Rev. Lang. By When Δ Comment
en8 English Um_nik 2019-07-31 18:24:42 50
en7 English Um_nik 2019-07-30 21:35:54 429
en6 English Um_nik 2019-07-30 17:26:13 99
en5 English Um_nik 2019-07-30 11:34:40 212
en4 English Um_nik 2019-07-29 21:13:27 138
en3 English Um_nik 2019-07-29 20:42:16 23 Tiny change: '019-07-29] and [use' -> '019-07-29], [user:Rox] and [use'
en2 English Um_nik 2019-07-29 20:41:13 29 Tiny change: '9], [user:G' -> '9], [user:Aphanasiy], [user:G'
en1 English Um_nik 2019-07-29 20:39:23 1243 Initial revision (published)