Problem A
Counting Subsequences (Hard) — Problem Statistics

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Submissions	84
Accepted submissions	53
Submission ratio	63.10%
Authors	40
Full solves [?]	38
Full solve Ratio	95.00%

#	User	Runtime	Language	Date
1	Steven Kurnia	0.36 s	C++	2018-09-01 07:51:14
2	Hidden user	0.40 s	C++	2023-01-02 14:06:22
3	Zhao Wei Liew	0.40 s	C++	2023-01-02 14:20:59
4	Zhang Jikun	0.40 s	C++	2023-01-02 15:27:34
5	Nihal Zuhayar Parash Miaji	0.40 s	C++	2023-01-07 13:51:53
6	Hua Jun	0.41 s	C++	2023-01-02 14:03:05
7	Yeung Man Tsung	0.41 s	C++	2023-01-02 14:13:49
8	Lim An Jun	0.43 s	C++	2023-01-02 14:26:52
9	Albert Ariel Widiaatmaja	0.43 s	C++	2023-01-02 18:52:05
10	Jeffrey Lee	0.44 s	C++	2023-01-02 14:20:25

#	User	Runtime	Language	Date
1	Eric Leow Yu Quan	0.70 s	Java	2023-01-02 14:01:14

#	User	Runtime	Language	Date
1	Lee Isaac	0.47 s	Python 3	2023-01-02 14:17:53
2	Brandon Foong	0.48 s	Python 3	2023-01-02 14:28:45

#	User	Length	Language	Date
1	Lim An Jun	347	C++	2023-01-02 14:26:52
2	Jeffrey Lee	366	C++	2023-01-02 14:20:25
3	Yeung Man Tsung	392	C++	2023-01-02 14:13:49
4	Radian Krisno	407	C++	2023-01-02 14:47:14
5	Nixon Widjaja	439	C++	2023-01-02 17:35:30
6	Hua Jun	470	C++	2023-01-02 14:03:05
7	Wen Hao	475	C++	2023-01-04 08:32:04
8	Maximilliano Utomo Quok	565	C++	2023-01-02 14:24:11
9	Elbert	576	C++	2023-01-02 15:03:30
10	Marcus Xu	580	C++	2023-01-03 20:16:18

#	User	Length	Language	Date
1	Eric Leow Yu Quan	1194	Java	2023-01-02 14:01:14

#	User	Length	Language	Date
1	Lee Isaac	136	Python 3	2023-01-02 17:22:57
2	Brandon Foong	432	Python 3	2023-01-02 14:28:45

Solution running time distribution