Educational Codeforces Round 43 [Rated for Div. 2]

Revision en8, by Vovuh, 2018-05-01 14:25:52

Hello Codeforces!

On April 30, 17:35 MSK Educational Codeforces Round 43 will start.

Series of Educational Rounds continue being held as Harbour.Space University initiative! You can read the details about the cooperation between Harbour.Space University and Codeforces in the blog post.

This round will be rated for Div. 2. It will be held on extented ACM ICPC rules. After the end of the contest you will have one day to hack any solution you want. You will have access to copy any solution and test it locally.

You will be given 6 problems and 2 hours to solve them.

The problems were prepared by Mikhail PikMike Piklyaev, Roman Ajosteen Glazov, Adilbek adedalic Dalabaev and me.

We'd like to thank Ivan BledDest Androsov and Maksim Ne0n25 Mescheryakov for the help in preparing the round.

Good luck to all participants!

UPD: The round will contain 6 problems instead of 7.

UPD2: Editorial

Congratulations to the winners:

Rank Competitor Problems Solved Penalty
1 dotorya 6 150
2 I_love_Tanya_Romanova 6 276
3 uwi 6 324
4 nuip 6 327
5 dreamoon 6 328

Congratulations to the best hackers:

Rank Competitor Hack Count
1 hryniuk 66:-4
2 Aemon 65:-13
3 saw.ai 56:-2
4 uwi 57:-12
5 im0qianqian 40:-1

777 successful hacks and 656 unsuccessful hacks were made in total!

And finally people who were the first to solve each problem:

Problem Competitor Penalty
A 300iq 0:00
B I_love_Tanya_Romanova 0:05
C readers3 0:06
D dotorya 0:26
E djq_cpp 0:21
F kraskevich 0:24

Tags educational round, harbourspace

History

 
 
 
 
Revisions
 
 
  Rev. Lang. By When Δ Comment
en8 English Vovuh 2018-05-01 14:25:52 65
ru10 Russian Vovuh 2018-05-01 14:24:28 73
ru9 Russian Vovuh 2018-05-01 12:46:36 72 Мелкая правка: 'Привет, Co' -> '### #### Your title here...### Your title here...Привет, Co'
en7 English Vovuh 2018-05-01 12:43:50 68
ru8 Russian Vovuh 2018-05-01 11:10:19 1 Мелкая правка: 'ломов!\n\n, наконец,' -> 'ломов!\n\nИ, наконец,'
ru7 Russian Vovuh 2018-05-01 10:59:46 2525
en6 English Vovuh 2018-05-01 10:58:05 2531
en5 English Vovuh 2018-04-30 13:37:24 62
ru6 Russian Vovuh 2018-04-30 13:36:52 54
en4 English Vovuh 2018-04-29 16:18:55 0 (published)
ru5 Russian Vovuh 2018-04-29 16:18:21 0 (опубликовано)
en3 English Vovuh 2018-04-29 16:18:02 49 Tiny change: ' Androsov for the' -> ' Androsov and Maksim [user:Ne0n25] Mescheryakov for the'
ru4 Russian Vovuh 2018-04-29 16:17:42 46 Мелкая правка: 'Андросова за пом' -> 'Андросова и Максима [user:Ne0n25] Мещерякова за пом'
en2 English Vovuh 2018-04-29 13:49:27 12
ru3 Russian Vovuh 2018-04-29 13:48:44 12
ru2 Russian Vovuh 2018-04-29 13:48:18 2 Мелкая правка: '4-29] Пиклчев, Роман ' -> '4-29] Пикляев, Роман '
en1 English Vovuh 2018-04-29 13:45:41 1166 Initial revision for English translation (saved to drafts)
ru1 Russian Vovuh 2018-04-29 13:43:46 1322 Первая редакция (сохранено в черновиках)