Problem O
Lock Blocked — Problem Statistics

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Submissions	232
Accepted submissions	53
Submission ratio	22.84%
Authors	57
Full solves [?]	41
Full solve Ratio	71.93%

#	User	Runtime	Language	Date
1	Andreas Björklund	0.02 s	C	2019-03-14 06:20:03

#	User	Runtime	Language	Date
1	Johan Wind	0.03 s	C++	2019-04-01 17:08:41
2	Joshua Andersson	0.03 s	C++	2023-05-06 21:24:10
3	Dmitry Lyubshin	0.03 s	C++	2023-06-10 12:00:42
4	Herman Appelgren	0.04 s	C++	2019-02-16 12:39:32
5	Dylan Smith	0.04 s	C++	2023-08-05 20:48:09
6	Luke Videckis	0.04 s	C++	2025-06-25 22:34:59
7	Nils Gustafsson	0.05 s	C++	2019-02-16 13:02:42
8	Herman Karlsson	0.05 s	C++	2019-02-16 17:48:21
9	Ragur Krishnan	0.05 s	C++	2019-08-06 21:25:49
10	Joakim Blikstad	0.05 s	C++	2020-01-21 18:42:24

#	User	Runtime	Language	Date
1	Simon Klein	0.38 s	Java	2019-03-04 15:27:09
2	Doug Goodman	0.48 s	Java	2019-06-11 21:10:32
3	Benjamin Reidys	0.54 s	Java	2019-07-21 03:47:09

#	User	Runtime	Language	Date
1	Jacob Huebner	0.56 s	Kotlin	2024-09-21 01:14:38
2	Nicholas Johnson	0.80 s	Kotlin	2020-11-07 01:41:54

#	User	Runtime	Language	Date
1	Duoduo Zhao	0.45 s	Python 3	2025-08-21 08:43:40
2	Luke Liu	0.87 s	Python 3	2023-08-05 22:46:57

#	User	Length	Language	Date
1	Andreas Björklund	1251	C	2019-03-14 06:20:03

#	User	Length	Language	Date
1	Dmitry Lyubshin	654	C++	2023-06-10 12:00:42
2	Johan Wind	831	C++	2019-04-01 17:08:41
3	Simone Moretti	862	C++	2021-05-10 18:10:27
4	Alexander Skidanov	954	C++	2025-08-01 11:18:09
5	ivls	974	C++	2025-08-01 10:54:30
6	Dylan Smith	1403	C++	2023-08-05 20:48:09
7	Herman Appelgren	1438	C++	2019-02-16 12:39:32
8	Evan Michael Bailey	1485	C++	2023-08-05 21:46:14
9	Erik Amirell Eklöf	1625	C++	2019-04-13 00:32:38
10	Michael Zündorf	1680	C++	2019-09-02 16:19:54

#	User	Length	Language	Date
1	Doug Goodman	1805	Java	2019-06-11 21:10:32
2	Simon Klein	4114	Java	2019-03-04 15:27:09
3	Benjamin Reidys	4640	Java	2019-07-21 03:47:09

#	User	Length	Language	Date
1	Jacob Huebner	1742	Kotlin	2024-09-21 01:14:38
2	Nicholas Johnson	3442	Kotlin	2020-11-07 01:30:32

#	User	Length	Language	Date
1	Luke Liu	1364	Python 3	2023-08-05 22:46:57
2	Duoduo Zhao	1801	Python 3	2025-08-21 08:43:40

Solution running time distribution