Codeforces Round 908 (Div. 1, Div, 2) Editorial

Revision en13, by sevlll777, 2023-11-08 19:28:18

I'm very very sorry to all Div2 participants for unclearness in statement of A, and not including notes in the statement of B, hope it didnt ruined a contest for you. Thank you all for participating, I hope you enjoyed non-empty subset of the problems! You can rate the problems of the round in the corresponding spoilers.

1894A - Secret Sport

Hint 1
Hint 2
Tutorial
Solution
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1894B - Two Out of Three

Hint 1
Hint 2
Tutorial
Solution
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1893A - Anonymous Informant

Hint 1
Hint 1.1
Hint 2
Tutorial
Solution
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1893B - Neutral Tonality

Hint 1
Hint 2
Hint 3
Tutorial
Solution
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1893C - Freedom of Choice

Hint 1
Hint 1.1
Hint 1.2
Hint 2
Tutorial
Solution
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1893D - Colorful Constructive

Hints: Natural Way
Hints: Believers Way
Tutorial
Solution
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1893E - Cacti Symphony

Hint 1
Hint 2
Hint 3
Hint 4
Hint 5
Hint 6
Tutorial
Solution
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History

 
 
 
 
Revisions
 
 
  Rev. Lang. By When Δ Comment
en13 English sevlll777 2023-11-08 19:28:18 5 Tiny change: 'such that OutDegree of ' -> 'such that InDegree of '
en12 English sevlll777 2023-11-08 19:27:17 5 Tiny change: ' good <=> OutDegree of ' -> ' good <=> InDegree of '
en11 English sevlll777 2023-11-07 22:48:10 50
en10 English sevlll777 2023-11-07 22:47:04 182 Tiny change: 'lution">\n```\n#in' -> 'lution">\n[submission:231849364]\n```\n#in'
en9 English sevlll777 2023-11-07 19:42:57 0 (published)
en8 English sevlll777 2023-11-07 19:19:52 29
en7 English sevlll777 2023-11-07 19:18:02 11 Tiny change: 'pants for little unclearness of statement' -> 'pants for unclearness in statement'
en6 English sevlll777 2023-11-07 19:17:31 174
en5 English sevlll777 2023-11-07 16:06:01 51
en4 English sevlll777 2023-11-06 04:31:32 14
en3 English sevlll777 2023-11-06 04:30:07 2815
en2 English sevlll777 2023-11-06 00:49:03 1053 Tiny change: 'Y solution.\n</d' -> 'Y solution that involves zero implementation.\n</d'
en1 English sevlll777 2023-11-06 00:18:54 14357 Initial revision (saved to drafts)