Codeforces Round #??? (Div. 2) Editorial

Revision en31, by sum, 2024-01-02 23:24:37

Information about the round

Rating predictions
Who did what

Solutions

Problem A
Hint 1
Solution
Code
Problem B
Hint 1
Hint 2
Solution
Code
Problem C
Hint 1
Hint 2
Solution
Code
Problem D
Hint 1
Hint 2
Solution
Code (iterating over second type operations)
Code (repeated binary searches)
Problem E
Hint 1
Hint 2
Hint 3
Solution
Code
Problem F1
Hint 1
Hint 2
Solution
Code
Problem F2
Hint 1
Hint 2
Hint 3
Solution
Code (small to large)
Code (LCA queries)

History

 
 
 
 
Revisions
 
 
  Rev. Lang. By When Δ Comment
en55 English sum 2024-01-16 00:44:52 65
en54 English sum 2024-01-16 00:13:34 100 Tiny change: 'to $O(nm \alpha{(nm)} + q})$.\n</spo' -> 'to $O(nm \log{(nm)} + q)$.\n</spo'
en53 English sum 2024-01-14 07:19:17 14 Tiny change: ' int md = 1e9 + 7;\n \nvoid' -> ' int md = 998244353;\n \nvoid'
en52 English sum 2024-01-13 21:48:08 70 Tiny change: 's\n\n#####Problem A\n\n<spoil' -> 's\n\n#####[problem:1920A]\n\n<spoil'
en51 English sum 2024-01-13 19:57:58 3 Tiny change: 'on is $O(n^2\log n)$.\' -> 'on is $O(nk\log n)$.\'
en50 English sum 2024-01-13 19:44:11 24
en49 English sum 2024-01-13 19:37:11 0 (published)
en48 English sum 2024-01-13 08:45:47 12
en47 English sum 2024-01-13 08:38:30 130
en46 English sum 2024-01-13 07:53:50 0 Tiny change: 'he round\n\n<spoiler' -> 'he round\n<spoiler'
en45 English sum 2024-01-13 07:52:37 12 Tiny change: 'cketPotato)">\n| Per' -> 'cketPotato's editorial)">\n| Per'
en44 English sum 2024-01-13 07:49:51 108
en43 English sum 2024-01-13 07:47:47 845
en42 English sum 2024-01-13 07:35:28 132
en41 English sum 2024-01-13 07:34:52 22
en40 English sum 2024-01-13 07:33:04 16
en39 English sum 2024-01-13 07:28:21 97
en38 English sum 2024-01-13 07:21:40 4 Tiny change: ' | 2100 | 2900 |\n| [u' -> ' | 2100 | 3100 |\n| [u'
en37 English sum 2024-01-13 07:11:21 1346 Tiny change: 'redictions">\n| Pers' -> 'redictions (inspired by BucketPotato)">\n| Pers'
en36 English sum 2024-01-03 04:25:23 96 Tiny change: 'dot \alpha nm + q) \cdo' -> 'dot \alpha{(nm)} + q) \cdo'
en35 English sum 2024-01-03 04:03:53 2
en34 English sum 2024-01-03 04:03:34 86
en33 English sum 2024-01-03 03:59:57 70
en32 English sum 2024-01-03 02:24:21 104
en31 English sum 2024-01-02 23:24:37 254
en30 English sum 2024-01-02 23:23:57 2
en29 English sum 2024-01-02 23:22:22 502
en28 English sum 2023-12-25 22:48:28 2
en27 English sum 2023-12-25 22:48:06 29
en26 English sum 2023-12-25 22:02:54 20
en25 English sum 2023-12-25 22:01:17 4
en24 English sum 2023-12-25 21:54:20 6
en23 English sum 2023-12-25 21:53:47 12
en22 English sum 2023-12-25 21:52:40 1
en21 English sum 2023-12-25 21:52:08 28
en20 English sum 2023-12-25 21:50:34 9
en19 English sum 2023-12-25 21:49:54 28
en18 English sum 2023-12-25 21:48:58 22
en17 English sum 2023-12-25 21:48:17 502
en16 English sum 2023-12-23 04:54:48 720
en15 English sum 2023-12-22 23:48:04 4
en14 English sum 2023-12-22 23:39:04 33
en13 English sum 2023-12-22 23:03:39 45
en12 English sum 2023-12-22 22:55:36 8
en11 English sum 2023-12-22 22:54:34 822
en10 English sum 2023-12-22 22:34:16 83
en9 English sum 2023-12-22 09:28:55 120
en8 English sum 2023-12-22 06:28:04 2
en7 English sum 2023-12-22 06:19:56 18
en6 English sum 2023-12-22 06:17:12 14109
en5 English sum 2023-12-22 05:42:55 1888
en4 English sum 2023-12-22 05:20:45 7826
en3 English sum 2023-12-22 04:18:38 3854 Tiny change: 'lol' -> '# Information about the round\n\nProblem 1\n\nProblem 2\n'
en2 English sum 2023-11-22 21:19:23 1
en1 English sum 2023-11-22 21:11:51 42 Initial revision (saved to drafts)