Codeforces Round #977 (Div. 2, based on COMPFEST 16 — Final Round) Editorial
Difference between en5 and en6, changed 44 character(s)
## [A](https://mirror.codeforces.com/contest/2021/problem/A). Meaning Mean↵
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Author: [user:athin,2024-10-07]  ↵
Developer: [user:ArvinCiu,2024-10-07]  ↵
Editorial: [user:Kinon,2024-10-08]  ↵
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<spoiler summary="Tutorial">↵
[tutorial:2021A]↵
</spoiler>↵
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## [B](https://mirror.codeforces.com/contest/2021/problem/B). Maximize Mex↵
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Author: [user:joelgun14,2024-10-07]  ↵
Developer: [user:joelgun14,2024-10-07], [user:CyberSleeper,2024-10-07]  ↵
Editorial: [user:Pyqe,2024-10-08]  ↵
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<spoiler summary="Tutorial">↵
[tutorial:2021B]↵
</spoiler>↵
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## [C](https://mirror.codeforces.com/contest/2021/problem/C2). Adjust The Presentation↵
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Author: [user:ArvinCiu,2024-10-07]  ↵
Developer: [user:icebear30,2024-10-07], [user:gansixeneh,2024-10-07]  ↵
Editorial: [user:ArvinCiuPyqe,2024-10-08], [user:gansixeneh,2024-10-0811]  ↵
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<spoiler summary="Tutorial">↵
[tutorial:2021C2]↵
</spoiler>↵
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## [D](https://mirror.codeforces.com/contest/2021/problem/D). Boss, Thirsty↵
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Author: [user:ArvinCiu,2024-10-07]  ↵
Developer: [user:CyberSleeper,2024-10-07]  ↵
Editorial: [user:Pyqe,2024-10-08]  ↵
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<spoiler summary="Tutorial">↵
[tutorial:2021D]↵
</spoiler>↵
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## [E](https://mirror.codeforces.com/contest/2021/problem/E3). Digital Village↵
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Author: [user:CyberSleeper,2024-10-07]  ↵
Developer: [user:ArvinCiu,2024-10-07]  ↵
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<spoiler summary="Tutorial">↵
[tutorial:2021E3]↵
</spoiler>↵
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History

 
 
 
 
Revisions
 
 
  Rev. Lang. By When Δ Comment
en7 English ArvinCiu 2024-10-19 07:46:04 35 Tiny change: '10-07] \n\n<spoil' -> '10-07] \nEditorial: [user:Pyqe]\n\n<spoil'
en6 English ArvinCiu 2024-10-11 20:50:40 44
en5 English ArvinCiu 2024-10-08 15:21:53 4 (published)
en4 English ArvinCiu 2024-10-08 15:17:00 811
en3 English ArvinCiu 2024-10-07 21:06:26 11
en2 English ArvinCiu 2024-10-07 21:00:59 1700
en1 English ArvinCiu 2024-10-07 20:38:32 286 Initial revision (saved to drafts)