Problem E
Counting Subsequences (Hard) — Problem Statistics

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Submissions	54
Accepted submissions	27
Submission ratio	50.00%
Authors	13
Accepted authors	12
Author ratio	92.31%

#	User	Runtime	Language	Date
1	Alexander Berg	0.41 s	C++	2021-02-14 10:22:18
2	Alexander Bilde Pedersen	0.63 s	C++	2023-03-23 22:35:07
3	Hjalte Sorgenfrei Mac Dalland	0.82 s	C++	2021-02-10 15:30:11

#	User	Runtime	Language	Date
1	Asmus Tørsleff	0.36 s	Java	2022-04-06 13:17:51
2	Emil Bak-Møller	0.38 s	Java	2021-02-10 17:28:26

#	User	Runtime	Language	Date
1	Mads Jespersen	0.44 s	Python 3	2021-02-13 13:53:29
2	Bjarke Brodin	0.45 s	Python 3	2021-02-17 14:37:57
3	Christian Lebeda	0.49 s	Python 3	2021-02-16 13:13:02
4	Magnus Sverdrup	0.51 s	Python 3	2023-05-09 22:05:07
5	Hallgrímur Jónas Jensson	0.51 s	Python 3	2024-04-18 12:52:07
6	Hidden user	0.67 s	Python 3	2025-05-23 14:43:37
7	Jakob Israelsen	0.72 s	Python 3	2021-02-10 15:01:19

#	User	Length	Language	Date
1	Alexander Bilde Pedersen	678	C++	2023-03-23 15:36:04
2	Hjalte Sorgenfrei Mac Dalland	1016	C++	2021-02-10 15:30:11
3	Alexander Berg	1563	C++	2021-02-14 10:28:31

#	User	Length	Language	Date
1	Emil Bak-Møller	4015	Java	2021-02-10 17:28:26
2	Asmus Tørsleff	11427	Java	2022-04-06 13:13:38

#	User	Length	Language	Date
1	Christian Lebeda	325	Python 3	2021-02-10 15:22:46
2	Hallgrímur Jónas Jensson	345	Python 3	2024-04-18 12:52:07
3	Magnus Sverdrup	393	Python 3	2023-05-09 18:44:26
4	Jakob Israelsen	415	Python 3	2021-02-10 15:01:19
5	Mads Jespersen	489	Python 3	2021-02-13 13:53:29
6	Bjarke Brodin	601	Python 3	2021-02-17 14:37:57
7	Hidden user	1740	Python 3	2025-05-23 14:43:37

Solution running time distribution