Educational Codeforces Round 80 [Rated for Div. 2]

Revision en1, by awoo, 2020-01-13 16:47:35

Hello Codeforces!

On 14.01.2020 17:35 (Московское время) Educational Codeforces Round 80 (рейтинговый для Див. 2) 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 the participants with rating lower than 2100. It will be held on extended ICPC rules. The penalty for each incorrect submission until the submission with a full solution is 10 minutes. After the end of the contest you will have 12 hours 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 invented and prepared by Roman Roms Glazov, Adilbek adedalic Dalabaev, Vladimir vovuh Petrov, Ivan BledDest Androsov, Maksim Neon Mescheryakov and me. Also huge thanks to Mike MikeMirzayanov Mirzayanov for great systems Polygon and Codeforces.

Good luck to all the participants!


  Rev. Lang. By When Δ Comment
en5 English awoo 2020-01-15 18:42:37 2528
ru6 Russian awoo 2020-01-15 18:42:24 2504 Мелкая правка: 'ней!_ \n\n**UPD:' -> 'ней!_ \n\n\n\n**UPD:'
en4 English awoo 2020-01-15 18:38:32 76
ru5 Russian awoo 2020-01-15 18:38:10 74
ru4 Russian Una_Shem 2020-01-13 19:50:03 0 (опубликовано)
en3 English Una_Shem 2020-01-13 19:49:54 0 (published)
en2 English Una_Shem 2020-01-13 19:26:23 1711
ru3 Russian Una_Shem 2020-01-13 19:25:05 2 Мелкая правка: 'имечание: Если вы де' -> 'имечание: \nЕсли вы де'
ru2 Russian Una_Shem 2020-01-13 19:23:58 1757
en1 English awoo 2020-01-13 16:47:35 1280 Initial revision for English translation (saved to drafts)
ru1 Russian awoo 2020-01-13 16:46:59 1396 Первая редакция (сохранено в черновиках)