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Codeforces Round 889 (Div. 1, Div. 2)

Revision en13, by TheScrasse, 2023-07-29 21:25:01

Ciao, Codeforces! We're glad to invite you to take part in Codeforces Round 889 (Div. 1) and Codeforces Round 889 (Div. 2), which will start on Jul/29/2023 17:35 (Moscow time). You will be given 6 problems and 2 hours and 30 minutes to solve them in both divisions.

  • One of the problems will be divided into two subtasks.
  • One of the problems will be interactive, so please read the guide for interactive problems if you are not familiar with it.

The problems were authored and prepared by akifpatel, dario2994, Kaey and me.

We would like to thank

Score distribution:

  • Div. 1: $$$(750 + 750) - 1500 - 1500 - 2000 - 2750 - 3250$$$
  • Div. 2: $$$500 - 1000 - (1250 + 1250) - 2500 - 2500 - 3000$$$

We hope you'll like the problemset!

Update 1: the editorial is out.

Update 2: congratulations to the winners!

Winners and first solves

History

 
 
 
 
Revisions
 
 
  Rev. Lang. By When Δ Comment
en14 English TheScrasse 2023-07-29 23:40:57 42
en13 English TheScrasse 2023-07-29 21:25:01 4 Tiny change: 'to thank\n- [user:' -> 'to thank\n\n- [user:'
en12 English TheScrasse 2023-07-29 21:21:49 978 Tiny change: 'iv. 1:\n\n- 1. [user:R' -> 'iv. 1:\n\n\1. [user:R'
en11 English TheScrasse 2023-07-29 20:14:09 77
en10 English TheScrasse 2023-07-29 20:07:31 58 Tiny change: '\n- [user:' -> '\n- [user:Alexdat3000] for Russian translation;\n- [user:'
en9 English TheScrasse 2023-07-28 14:37:14 58
en8 English TheScrasse 2023-07-27 21:38:22 2 Tiny change: ' - 2750 - 2750$\n- Div' -> ' - 2750 - 3250$\n- Div'
en7 English TheScrasse 2023-07-27 18:54:55 80
en6 English TheScrasse 2023-07-26 20:45:39 25 Tiny change: '023-07-25] for test' -> '023-07-25], [user:pwned] for test'
en5 English TheScrasse 2023-07-26 16:56:24 0 (published)
en4 English TheScrasse 2023-07-26 16:56:17 8 Tiny change: ' - 1500 - 1750 - 2250 - 2750$' -> ' - 1500 - 2000 - 2750 - 2750$' (saved to drafts)
en3 English TheScrasse 2023-07-25 19:08:50 141
en2 English TheScrasse 2023-07-25 19:05:14 77
en1 English TheScrasse 2023-07-25 18:56:18 1241 Initial revision (published)