Codeforces Round #813 (Div. 2)

#	User	Rating
1	tourist	4009
2	jiangly	3823
3	Benq	3738
4	Radewoosh	3633
5	jqdai0815	3620
6	orzdevinwang	3529
7	ecnerwala	3446
8	Um_nik	3396
9	ksun48	3390
10	gamegame	3386

#	User	Contrib.
1	cry	164
1	maomao90	164
3	Um_nik	163
4	atcoder_official	160
5	adamant	159
6	-is-this-fft-	158
7	awoo	157
8	TheScrasse	154
8	Dominater069	154
8	nor	154

Hi, Codeforces!

Igorfardoc and I are pleased to invite you to our Codeforces Round 813 (Div. 2), which will be held on Aug/13/2022 17:35 (Moscow time). This round will be rated for participants with rating lower than 2100.

We would like to thank:

DishonoredRighteous for coordinating the round.
Um_nik, Ormlis, errorgorn, FairyWinx, golikovnik, 74TrAkToR, thenymphsofdelphi, plagues, Kon567889, AlperenT, Alexdat2000, MagentaCobra, welleyth, GlowCheese, satyam343, thanhchauns2, SlavicG, _Vanilla_, jampm, QuangBuiCPP, LeCaToX for testing the round and providing useful feedback.
MikeMirzayanov for Codeforces and Polygon.

You will be served 6 problems, one of which is divided into two subtasks, and you will have 2 hours and 15 minutes to sample them.

Hope you don't choke 😋

The score distribution is 500 — 1000 — 1500 — 2000 — (2000 — 750) — 3500

UPD: Tutorial

Rev.	By	When	Δ	Comment
ru13	Vladithur	2022-08-15 18:24:12	42
en18	Vladithur	2022-08-15 18:23:53	42	Tiny change: 'r:__NONE__,]\n\n\nD' -> 'r:__NONE__]\n\n\nD'
ru12	Vladithur	2022-08-13 21:28:25	390
en17	Vladithur	2022-08-13 21:27:55	397
en16	Vladithur	2022-08-13 20:43:11	0	(published)
ru11	Vladithur	2022-08-13 20:43:00	0	(опубликовано)
ru10	Vladithur	2022-08-13 20:42:18	77	(сохранено в черновиках)
en15	Vladithur	2022-08-13 20:41:42	65	Tiny change: 'ry/105919)\n\n' -> 'ry/105919)**\n\n' (saved to drafts)
en14	Vladithur	2022-08-11 23:11:18	26	Tiny change: '22-08-07],, [user:er' -> '22-08-07], [user:er'
ru9	Vladithur	2022-08-11 23:10:44	26	Мелкая правка: '\n- [user:Orm' -> '\n- [user:Um_nik], [user:Orm'
ru8	Vladithur	2022-08-10 20:50:28	0	(опубликовано)
ru7	Vladithur	2022-08-10 20:50:15	5	Мелкая правка: 'Привет, Co' -> '#####Привет, Co' (сохранено в черновиках)
en13	Vladithur	2022-08-10 20:49:45	0	(published)
en12	Vladithur	2022-08-10 20:49:15	5	Tiny change: 'Hi, Codefo' -> '#####Hi, Codefo'
en11	Vladithur	2022-08-10 20:48:46	0	Tiny change: 'ontest:1712], which w' -> 'ontest:1713], which w' (saved to drafts)
ru6	Vladithur	2022-08-10 12:02:45	0	(опубликовано)
en10	Vladithur	2022-08-10 12:02:32	0	(published)
ru5	Vladithur	2022-08-08 14:39:20	208
en9	Vladithur	2022-08-08 14:37:56	72
en8	Vladithur	2022-08-08 14:34:40	121
en7	Vladithur	2022-08-07 19:15:15	15	Tiny change: ' 2 hours to sam' -> ' 2 hours and 15 minutes to sam'
en6	Vladithur	2022-08-07 19:14:37	6	Tiny change: 'ours to complete them.\n\' -> 'ours to sample them.\n\'
ru4	Vladithur	2022-08-07 19:13:29	27
ru3	Vladithur	2022-08-07 18:34:24	4	Мелкая правка: '0 — 500) — 3250\n\n\n<' -> '0 — 750) — 3500\n\n\n<'
en5	Vladithur	2022-08-07 18:34:10	4	Tiny change: '0 — 500) — 3250\n\n\n<' -> '0 — 750) — 3500\n\n\n<'
ru2	Vladithur	2022-08-07 14:38:16	15	Мелкая правка: ' в разборе!\n</spoil' -> ' в разборе после контеста!\n</spoil'
en4	Vladithur	2022-08-07 14:37:46	18	Tiny change: ' editorial!\n</spoil' -> ' editorial after the contest!\n</spoil'
en3	Vladithur	2022-08-07 14:27:34	14	Tiny change: 'lem has a reference hidden in it, yo' -> 'lem has a hidden reference in it, yo'
en2	Vladithur	2022-08-07 14:26:22	3
ru1	Vladithur	2022-08-07 14:25:58	1332	Первая редакция перевода на Русский (сохранено в черновиках)
en1	Vladithur	2022-08-07 14:18:00	1396	Initial revision (saved to drafts)

Hi, Codeforces!

History