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Codeforces Round #640 (Div. 4) Editorial

Revision en3, by vovuh, 2020-05-09 22:52:31

All problem ideas belong to MikeMirzayanov. And he prepared all problems himself. I just helped with testing, reviewing and tutorial writing.

1352A - Sum of Round Numbers

Tutorial
Solution

1352B - Same Parity Summands

Tutorial
Solution

1352C - K-th Not Divisible by n

Tutorial
Solution

1352D - Alice, Bob and Candies

Tutorial
Solution in O(n)
Solution in O(n^2)

1352E - Special Elements

Tutorial
Solution

1352F - Binary String Reconstruction

Tutorial
Solution

1352G - Special Permutation

Tutorial
Solution
Tags codeforces, 640, fourth division, editorial

History

 
 
 
 
Revisions
 
 
  Rev. Lang. By When Δ Comment
ru3 Russian vovuh 2020-05-10 16:16:54 14 Мелкая правка: 'аписанием tutorialов.\n\n[pr' -> 'аписанием разборов.\n\n[pr'
ru2 Russian vovuh 2020-05-09 22:52:46 34 Мелкая правка: '0-05-09]. Я просто' -> '0-05-09]. Все задачи также приготовил он. Я просто'
en3 English vovuh 2020-05-09 22:52:31 38 Tiny change: '0-05-09]. I just h' -> '0-05-09]. And he prepared all problems himself. I just h'
en2 English vovuh 2020-05-09 22:35:05 2 (published)
ru1 Russian vovuh 2020-05-09 22:34:56 5057 Первая редакция перевода на Русский
en1 English vovuh 2020-05-09 22:29:32 5072 Initial revision (saved to drafts)