Problem N
Counting Subsequences (Hard) — Problem Statistics

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Submissions	4
Accepted submissions	3
Submission ratio	75.00%
Authors	2
Full solves [?]	2
Full solve Ratio	100.00%

#	User	Runtime	Language	Date
1	Xander Fair	0.93 s	C++	2025-09-20 20:59:47

#	User	Runtime	Language	Date
1	Richard Wu	0.48 s	Python 3	2025-09-28 21:48:44

#	User	Length	Language	Date
1	Xander Fair	1258	C++	2025-09-20 20:59:47

#	User	Length	Language	Date
1	Richard Wu	698	Python 3	2025-09-28 21:48:44

Solution running time distribution