Codeforces Round 980 (Div.1, Div. 2)

Revision en10, by Ormlis, 2024-10-20 21:23:13

Hello, Codeforces! We're glad to invite you to take part in Codeforces Round 980 (Div.1, Div. 2), which will start on Oct/20/2024 12:05 (Moscow time). Note the unusual time of the round. Each division will have 6 problems and 2 hours to solve them. The round will be held according to the Codeforces rules and will be rated for both divisions.

The problems were authored and prepared by Mangooste, Tikhon228, adepteXiao, Artyom123, sevlll777, yunetive29, glebustim, Endagorion, isaf27 guided by Ormlis and Helen Andreeva.

The round is based on XXII Moscow Team Olympiad, high school students competition based in Moscow that is an elimination contest for All-Russian Team Olympiad. Also thanks to the authors of the Olympiad whose problems were not included in the round : vaaven, TeaTime, pakhomovee, TheEvilBird, ch_egor.

We would like to thank specially:

Great thanks to the testers: Kapt, SomethingNew, k1sara, Pekiban, automac, theRealChainman, marks39, cosenza, pengin_2000, Killever, perchuts, Endagorion, maomao90.

As well as the teams testing the main Olympiad: (RP-1, kostylevGO, PBBx0), (AgafonovArtem, blyat), (daubi, talant, alexxela12345), (tem_shett, crazyilian, sevlll777), (katyaporay, Igorbunov, Dart-Xeyter), Kirill22, (rama798, FlameDragon, egneeS), (MOHOXPOM, Goshix, shevnin_d), teraqqq, (Siberian, Um_nik), (kova1, Aleks5d), (makcvim, Silver_Fox), polosatic.

UPD1: Score distribution:

Div.2: 500 — 1000 — 1250 — 1750 — 2250 — 3000

Div.1: 500 — 1000 — 1500 — 2250 — 2750 — 3000

UPD2: Due to the official competition source codes of other participants will not be available for two hours after the end of the round.

UPD3: Editorial

History

 
 
 
 
Revisions
 
 
  Rev. Lang. By When Δ Comment
en10 English Ormlis 2024-10-20 21:23:13 67
ru8 Russian Ormlis 2024-10-20 21:22:57 65
en9 English Ormlis 2024-10-20 14:13:21 145
ru7 Russian Ormlis 2024-10-20 14:11:35 142
en8 English Ormlis 2024-10-20 10:05:17 26 Tiny change: '024-10-18] guided b' -> '024-10-18], [user:isaf27] guided b'
ru6 Russian Ormlis 2024-10-20 10:04:57 26 Мелкая правка: '024-10-18] под руко' -> '024-10-18], [user:isaf27] под руко'
en7 English Ormlis 2024-10-19 22:54:52 4 Tiny change: 'D1:** Scoring distribut' -> 'D1:** Score distribut'
ru5 Russian Ormlis 2024-10-19 22:52:45 194
en6 English Ormlis 2024-10-19 22:52:03 203
en5 English Ormlis 2024-10-19 19:51:01 200
ru4 Russian Ormlis 2024-10-19 19:49:55 200 Мелкая правка: '024-10-18].\n\nА та' -> '024-10-18], [user:Endagorion], [user:maomao90].\n\nА та'
en4 English Ormlis 2024-10-18 14:09:50 35 Tiny change: '24-10-18] and Hele' -> '24-10-18] guided by [user:Ormlis] and Hele'
ru3 Russian Ormlis 2024-10-18 14:09:10 66
en3 English Ormlis 2024-10-18 14:06:39 0 (published)
ru2 Russian Ormlis 2024-10-18 14:06:30 0 (опубликовано)
en2 English Ormlis 2024-10-18 14:01:04 26 Tiny change: '24-10-18]), [user:vaaven,2024-10-18].' -> '24-10-18]).'
ru1 Russian Ormlis 2024-10-18 14:00:50 2314 Первая редакция перевода на Русский (сохранено в черновиках)
en1 English Ormlis 2024-10-18 13:53:48 2356 Initial revision (saved to drafts)