Problem B
Directory Management — Problem Statistics

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Submissions	498
Accepted submissions	49
Submission ratio	9.84%
Authors	67
Full solves [?]	26
Full solve Ratio	38.81%

#	User	Runtime	Language	Date
1	Jeremy Lim	0.21 s	C++	2025-05-21 19:28:02
2	盛宇航	0.24 s	C++	2018-11-21 15:47:23
3	Lin Lee	0.25 s	C++	2019-06-30 04:04:26
4	Nicholas Winschel	0.26 s	C++	2023-03-29 00:21:20
5	Richard Wang	0.27 s	C++	2023-04-06 04:21:56
6	Evan Rose	0.28 s	C++	2023-04-01 08:39:24
7	Johan Wind	0.30 s	C++	2019-09-01 21:46:01
8	Liu Qiangdong	0.32 s	C++	2020-07-10 07:17:17
9	Wang Xing	0.51 s	C++	2020-07-10 17:30:14
10	Alexander Skidanov	0.51 s	C++	2025-10-20 22:13:33

#	User	Runtime	Language	Date
1	Emil Bak-Møller	4.02 s	Java	2022-06-06 00:49:14
2	TTTT0720	5.19 s	Java	2019-08-16 13:39:59

#	User	Runtime	Language	Date
1	Hidden user	2.93 s	Python 2	2018-12-07 14:52:17

#	User	Runtime	Language	Date
1	Nicholas Russell Saerang	4.45 s	Python 3	2025-11-18 08:05:34
2	Diego Emilio Garza García	4.46 s	Python 3	2025-12-06 02:53:19
3	Andrés Iglesias Fernández	4.49 s	Python 3	2025-12-06 02:54:44

#	User	Length	Language	Date
1	Nicholas Winschel	3210	C++	2023-03-29 00:21:20
2	Josenildo Silva	3939	C++	2019-11-19 21:48:45
3	Richard Wang	3956	C++	2023-04-06 04:21:56
4	Oskar Haarklou Veileborg	4293	C++	2019-05-23 18:04:15
5	Alexander Skidanov	4327	C++	2025-10-21 00:52:57
6	許文弘	4605	C++	2017-11-04 07:07:18
7	Jeremy Lim	4719	C++	2025-05-21 17:09:23
8	Johan Wind	4756	C++	2019-09-01 21:46:01
9	Wang Xing	4842	C++	2020-07-10 17:30:14
10	Javier Marinkovic	4910	C++	2020-04-25 08:58:48

#	User	Length	Language	Date
1	TTTT0720	7425	Java	2019-08-16 13:39:59
2	Emil Bak-Møller	13638	Java	2022-06-06 00:49:14

#	User	Length	Language	Date
1	Hidden user	4830	Python 2	2018-12-07 14:52:17

#	User	Length	Language	Date
1	Nicholas Russell Saerang	5058	Python 3	2025-11-21 09:54:53
2	Andrés Iglesias Fernández	5058	Python 3	2025-12-06 02:54:44
3	Diego Emilio Garza García	5218	Python 3	2025-12-06 02:53:19

Solution running time distribution