Problem X
Circular Lock — Problem Statistics

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Submissions	491
Accepted submissions	178
Submission ratio	36.25%
Authors	150
Full solves [?]	121
Full solve Ratio	80.67%

#	User	Runtime	Language	Date
1	Thomas Feld	0.04 s	APL	2023-07-15 15:45:42

#	User	Runtime	Language	Date
1	Dan Rubery	0.00 s	C	2015-05-07 13:54:38
2	Jonas Höglund	0.00 s	C	2015-11-23 22:11:52

#	User	Runtime	Language	Date
1	Aleksander Jan Mistewicz	0.02 s	Go	2019-04-04 13:40:39
2	Hidden user	0.02 s	Go	2019-04-06 14:13:43

#	User	Runtime	Language	Date
1	Antony Lee	0.00 s	Haskell	2018-02-11 09:15:58

#	User	Runtime	Language	Date
1	Jimmy Mårdell	0.06 s	Java	2014-12-23 15:02:18
2	John Eriksson	0.06 s	Java	2015-11-20 21:31:46
3	Daniel Millevik	0.06 s	Java	2015-11-21 19:16:54
4	Fredrik Sommar	0.06 s	Java	2015-11-25 11:02:23
5	Hidden user	0.06 s	Java	2015-11-25 11:14:41
6	Liam Keliher	0.06 s	Java	2018-05-31 05:57:55
7	James Black	0.06 s	Java	2018-06-01 00:46:33
8	Crystal Sharpe	0.06 s	Java	2022-10-06 00:45:42
9	Bjørn Dons	0.06 s	Java	2023-10-01 12:58:13
10	Graeme Zinck	0.07 s	Java	2018-06-01 00:50:10

#	User	Runtime	Language	Date
1	Ethan Arnold	0.03 s	Python 2	2017-08-24 22:58:15
2	Andreas Björklund	0.03 s	Python 2	2019-03-13 22:00:03
3	Felix Balthasar Berief	0.03 s	Python 2	2019-03-26 23:06:15
4	Joakim Uddholm	0.04 s	Python 2	2014-11-24 15:45:15
5	Sigurd Kittilsen	0.04 s	Python 2	2016-09-05 15:31:21
6	Hidden user	0.04 s	Python 2	2019-04-15 14:02:49

#	User	Runtime	Language	Date
1	Noah Alexander Brubaker	0.02 s	Python 3	2017-08-01 22:49:46
2	Aditya Durvasula	0.02 s	Python 3	2017-08-25 19:26:04
3	Isaac Lee	0.02 s	Python 3	2018-06-01 01:09:27
4	Katarina Abramič	0.02 s	Python 3	2018-08-30 15:25:02
5	Vincent Tandya	0.02 s	Python 3	2019-05-15 14:30:11
6	Mikael Florén	0.03 s	Python 3	2014-11-24 15:37:41
7	Tore Norderud	0.03 s	Python 3	2016-09-05 15:30:32
8	Henrik Adolfsson	0.03 s	Python 3	2017-05-04 18:59:51
9	Kristoffer Åhgren	0.03 s	Python 3	2019-04-02 09:31:19
10	Hidden user	0.04 s	Python 3	2025-01-01 06:46:05

#	User	Runtime	Language	Date
1	Thomas Feld	0.06 s	Ruby	2023-07-15 15:37:07

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	Rust	2019-04-07 13:31:01
2	Leo Jarhede	0.00 s	Rust	2025-04-25 14:29:41

#	User	Length	Language	Date
1	Thomas Feld	81	APL	2023-07-15 15:46:36

#	User	Length	Language	Date
1	Dan Rubery	542	C	2015-05-07 13:54:38
2	Jonas Höglund	863	C	2015-11-23 22:11:52

#	User	Length	Language	Date
1	Emanuel Särnhammar	193	C++	2024-04-10 20:09:44
2	Lukas Olof Ingemarsson	228	C++	2025-04-25 15:09:37
3	Karl Duckert Karlsson	318	C++	2025-04-26 20:42:10
4	Way Tan	397	C++	2019-01-20 16:05:14
5	Rafael Kristoforus Yanto	401	C++	2025-01-25 21:48:38
6	Fengyang Wang	495	C++	2018-09-27 20:52:12
7	Daniel Ericsson	513	C++	2017-05-05 13:16:32
8	Hidden user	526	C++	2021-09-11 18:48:43
9	Atli Fannar Franklín	612	C++	2019-09-01 21:00:01
10	Oskar Werkelin Ahlin	614	C++	2011-09-01 23:03:13

#	User	Length	Language	Date
1	Aleksander Jan Mistewicz	1635	Go	2019-04-04 13:40:39
2	Hidden user	3595	Go	2019-04-06 14:13:43

#	User	Length	Language	Date
1	Antony Lee	541	Haskell	2018-02-11 09:15:58

#	User	Length	Language	Date
1	Crystal Sharpe	768	Java	2022-10-06 00:59:43
2	Doug Goodman	839	Java	2017-09-19 16:58:34
3	Florian Cassayre	980	Java	2019-04-03 12:30:53
4	Mehdi Ichou	1029	Java	2017-08-26 18:32:17
5	Ada Clevinger	1168	Java	2018-06-01 01:39:59
6	James Black	1220	Java	2018-06-01 00:46:33
7	Liam Keliher	1494	Java	2018-05-31 05:57:55
8	Nguyen Phuoc Bao Hoang	1980	Java	2017-08-22 07:20:54
9	Graeme Zinck	1985	Java	2018-06-01 00:50:10
10	Jimmy Mårdell	2717	Java	2014-12-23 15:02:18

#	User	Length	Language	Date
1	Sigurd Kittilsen	365	Python 2	2016-09-05 15:31:21
2	Andreas Björklund	373	Python 2	2019-03-13 22:00:03
3	Ethan Arnold	404	Python 2	2017-08-24 22:58:15
4	Hidden user	732	Python 2	2019-04-15 14:02:49
5	Joakim Uddholm	841	Python 2	2014-11-24 15:45:15
6	Felix Balthasar Berief	1040	Python 2	2019-03-26 23:06:15

#	User	Length	Language	Date
1	Anton Nilsson	140	Python 3	2025-04-25 14:46:29
2	Benjamin Z White	147	Python 3	2023-07-09 22:43:06
3	Jorke de Vlas	166	Python 3	2024-04-04 12:48:26
4	Emanuel Särnhammar	179	Python 3	2024-04-10 20:13:38
5	Nicholas Russell Saerang	215	Python 3	2025-01-25 21:24:28
6	Hrant Hovhannisyan	238	Python 3	2025-07-04 07:32:14
7	Alexander Berntsson	273	Python 3	2025-04-19 19:41:20
8	Hidden user	327	Python 3	2021-11-02 23:27:22
9	Laura Oksanen	338	Python 3	2024-04-07 11:20:18
10	Tore Norderud	347	Python 3	2016-09-05 15:30:32

#	User	Length	Language	Date
1	Thomas Feld	99	Ruby	2023-07-15 15:38:57

#	User	Length	Language	Date
1	Leo Jarhede	1235	Rust	2025-04-25 14:29:41
2	Hidden user	14583	Rust	2019-04-07 13:33:52

Solution running time distribution