Codeforces Round #449
Difference between en19 and en20, changed 0 character(s)
Hello, Codeforces!↵
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We are glad to invite you to participate in Codeforces Round #449 (both Div. 1 and Div. 2) which will be held on [December 2, 17:05 MSK](http://www.timeanddate.com/worldclock/fixedtime.html?day=2&month=12&year=2017&hour=17&min=5&sec=0&p1=166).↵
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There are seven problems, created by [user:mcfx,2017-12-01], [user:ODT,2017-05-01], [user:dogther,2017-12-01].↵
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This round is about the happiest girl in the world — Chtholly Nota Seniorious~!↵
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You will help Chtholly, Nephren, Ithea and Willem (characters in the great novel and anime ["What are you doing at the end of the world? Are you busy? Will you save us?"](http://sukasuka-anime.com)) to solve some problems.↵
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![ ](https://i.loli.net/2017/12/01/5a21303d1f40a.png)↵
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([Image](https://www.pixiv.net/member_illust.php?mode=medium&illust_id=62776856) by [gin_sei56(・.8・)](https://www.pixiv.net/member.php?id=6355256) on pixiv)↵
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This round is our first round on Codeforces.↵
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Thanks to [user:zcyskyaa,2017-12-01] for helping us, [user:cyand1317,2017-12-01] and [user:Tommyr7,2017-12-01] for testing the round, [user:gritukan,2017-12-01] and [user:KAN,2017-12-01] for round coordination and [user:MikeMirzayanov,2017-12-01] for Codeforces and Polygon platforms.↵
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This round has 5 problems in each division and you have 2 hours to solve them.↵
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The scoring will be announced shortly before the start of the contest.↵
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The contest is rated for both Div. 1 and Div. 2 contestants.↵
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Wish everyone high rating and accepted submissions!

History

 
 
 
 
Revisions
 
 
  Rev. Lang. By When Δ Comment
en33 English ODT 2017-12-03 12:27:33 61
en32 English ODT 2017-12-03 05:27:50 2 Tiny change: 'ongratulatations to ' -> 'ongratulations to '
en31 English ODT 2017-12-03 05:05:26 0 (published)
en30 English ODT 2017-12-03 05:04:19 20
en29 English ODT 2017-12-03 05:02:50 62
en28 English ODT 2017-12-03 05:01:49 12
en27 English ODT 2017-12-03 05:00:27 365 (saved to drafts)
en26 English ODT 2017-12-02 15:58:17 49 Tiny change: 'bmissions!' -> 'bmissions!\n\nUpd: Scoring is **500-1000-1500-2000-2500**\n'
en25 English ODT 2017-12-01 18:31:41 24 Tiny change: 'us, [user:cy' -> 'us, [user:Arpa,2017-12-01], [user:cy'
en24 English ODT 2017-12-01 15:06:43 39
en23 English ODT 2017-12-01 15:05:40 26
en22 English ODT 2017-12-01 14:49:47 128 (published)
en21 English ODT 2017-12-01 14:48:49 146 (saved to drafts)
en20 English ODT 2017-12-01 13:51:45 0 (published)
en19 English ODT 2017-12-01 13:38:04 6
en18 English ODT 2017-12-01 13:36:17 156
en17 English ODT 2017-12-01 13:35:21 5 Reverted to en15
en16 English ODT 2017-12-01 13:33:30 5 Tiny change: 'om/ff0956/点5.png\n\n([' -> 'om/ff0956/pic.png\n\n(['
en15 English ODT 2017-12-01 13:32:07 70
en14 English ODT 2017-12-01 13:31:06 0 Reverted to en10
en13 English ODT 2017-12-01 13:30:31 115 Reverted to en10
en12 English ODT 2017-12-01 13:30:06 2 Tiny change: '_p0.jpg)\n([Image]' -> '_p0.jpg)\n\n([Image]'
en11 English ODT 2017-12-01 13:29:36 117 Reverted to en8
en10 English ODT 2017-12-01 13:28:53 115
en9 English ODT 2017-12-01 13:26:45 2 Tiny change: '_p0.jpg)\n([Image]' -> '_p0.jpg)\n\n([Image]'
en8 English ODT 2017-12-01 13:24:46 96
en7 English ODT 2017-12-01 13:23:56 4 Tiny change: ':ODT,2017-12-01], [use' -> ':ODT,2017-04-01], [use'
en6 English ODT 2017-12-01 13:20:46 5
en5 English ODT 2017-12-01 13:13:34 2 Tiny change: 'eforces.\nThanks t' -> 'eforces.\n\nThanks t'
en4 English ODT 2017-12-01 13:13:12 4
en3 English ODT 2017-12-01 13:12:26 30
en2 English ODT 2017-12-01 13:09:46 16
en1 English ODT 2017-12-01 13:09:16 1335 Initial revision (saved to drafts)