Codeforces Round #722 Editorial

Правка en14, от AliShahali1382, 2021-05-24 21:11:20

Hello, Codeforces!

1529A. Eshag Loves Big Arrays
official solution

problem idea and solution: AmShZ

1529B. Sifid and Strange Subsequences
official solution

problem idea and solution: Davoth

1528A. Parsa's Humongous Tree
official solution

problem idea and solution: shokouf, AmShZ

1528B. Kavi on Pairing Duty
official solution

problem idea and solution: alireza_kaviani

1528C. Trees of Tranquillity
official solution
better implementation of official solution
python solution
another O(n.log) solution with seg-tree

problem idea and solution: AliShahali1382

1528D. It's a bird!, it's a plane!, it's AaParsa!
official solution
a different O(n^3) solution

problem idea and solution: AmShZ, AliShahali1382

1528E. Mashtali and Hagh Trees
official solution

problem idea and solution: AliShahali1382

1528F. AmShZ Farm
official solution

problem idea and solution: AmShZ, AliShahali1382

Теги cf round 722, #editorial

История

 
 
 
 
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  Rev. Язык Кто Когда Δ Комментарий
en30 Английский Tet 2021-05-25 19:13:31 65
en29 Английский Tet 2021-05-24 23:28:33 2659
en28 Английский Tet 2021-05-24 23:24:56 0 Tiny change: 'orial:1528F]\n</spoil' -> 'orial:1528A]\n</spoil'
en27 Английский Tet 2021-05-24 22:17:38 4 Tiny change: ' solution[Atreus]">\' -> ' solution[user:Atreus]">\'
en26 Английский Tet 2021-05-24 22:15:57 5 Tiny change: 'Hello, Codeforc' -> 'Hi, Codeforc'
en25 Английский Tet 2021-05-24 22:15:21 0 (published)
en24 Английский Dio 2021-05-24 22:12:35 12 (saved to drafts)
en23 Английский AliShahali1382 2021-05-24 22:02:31 41
en22 Английский AliShahali1382 2021-05-24 21:58:48 32
en21 Английский AliShahali1382 2021-05-24 21:51:32 14
en20 Английский AliShahali1382 2021-05-24 21:40:17 2 Tiny change: 'orces!\n\n[probl' -> 'orces!\n\n\n[probl' (published)
en19 Английский AliShahali1382 2021-05-24 21:37:45 16 Tiny change: 'm:1529A]\nproblem ' -> 'm:1529A]\n\nproblem '
en18 Английский AliShahali1382 2021-05-24 21:36:47 800
en17 Английский AliShahali1382 2021-05-24 21:33:16 268
en16 Английский AliShahali1382 2021-05-24 21:31:39 109
en15 Английский AliShahali1382 2021-05-24 21:29:30 38 Tiny change: 'spoiler>\n\nproblem ' -> 'spoiler>\nproblem '
en14 Английский AliShahali1382 2021-05-24 21:11:20 1634
en13 Английский AliShahali1382 2021-05-24 21:07:02 1627
en12 Английский Dio 2021-05-24 21:03:31 160
en11 Английский Dio 2021-05-24 21:02:25 2 Tiny change: '\n~~~~~\n/ Call my ' -> '\n~~~~~\n// Call my '
en10 Английский Dio 2021-05-24 21:01:43 1 Tiny change: 'spoiler>\n\nproblem ' -> 'spoiler>\nproblem '
en9 Английский AliShahali1382 2021-05-24 20:59:59 8
en8 Английский AliShahali1382 2021-05-24 20:58:23 2
en7 Английский AliShahali1382 2021-05-24 20:57:19 7357
en6 Английский AliShahali1382 2021-05-24 20:42:46 14185
en5 Английский AliShahali1382 2021-05-24 20:23:44 10
en4 Английский AliShahali1382 2021-05-24 20:22:34 47
en3 Английский AliShahali1382 2021-05-24 20:21:37 1939
en2 Английский AliShahali1382 2021-05-24 20:17:44 89
en1 Английский AliShahali1382 2021-05-24 20:09:46 32 Initial revision (saved to drafts)