Problem A
Doors — Problem Statistics

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Submissions	704
Accepted submissions	146
Submission ratio	20.74%
Authors	158
Full solves [?]	108
Full solve Ratio	68.35%

#	User	Runtime	Language	Date
1	Ivan Petrov	0.02 s	C	2019-05-20 09:12:50

#	User	Runtime	Language	Date
1	Małgosia Jarosz	0.07 s	C#	2022-04-26 13:06:36
2	Jakub Jarząbek	0.07 s	C#	2022-04-27 08:07:42
3	Jakub Jarzabek	0.07 s	C#	2022-04-27 08:08:03
4	Grzegorz Jarosz	0.08 s	C#	2022-05-01 00:29:40
5	Michal Mroczek (c)	0.10 s	C#	2022-04-26 12:48:24

#	User	Runtime	Language	Date
1	Song Guo	0.01 s	C++	2016-11-06 04:17:16
2	AC_InsomniA	0.01 s	C++	2016-11-06 07:29:06
3	Hidden user	0.01 s	C++	2016-11-06 09:12:05
4	Zhou Fengzhe	0.01 s	C++	2016-11-06 16:04:06
5	Guanyi Yu	0.01 s	C++	2016-11-06 16:17:11
6	METO	0.01 s	C++	2016-11-07 14:09:52
7	Ruoxi Chen	0.01 s	C++	2016-11-19 08:06:32
8	Marc Patrick Celon	0.01 s	C++	2016-12-11 09:23:54
9	Jd Dantes	0.01 s	C++	2016-12-11 09:26:18
10	Ingkarat Rak	0.01 s	C++	2017-02-25 22:21:28

#	User	Runtime	Language	Date
1	Martijn Muijsers	0.22 s	Java	2016-11-11 13:26:48
2	Micah Stairs	0.28 s	Java	2016-11-09 07:21:10
3	Williard Jose	0.36 s	Java	2016-12-11 09:47:11
4	Åke Wettergren	0.36 s	Java	2019-10-23 14:17:44
5	Doug Goodman	0.59 s	Java	2017-10-09 21:55:48
6	Hidden user	0.60 s	Java	2017-04-06 21:41:55
7	Hidden user	0.60 s	Java	2022-11-24 09:31:09
8	Amon Al-khatib	0.62 s	Java	2017-02-25 23:33:08
9	Josh Wozniak	0.62 s	Java	2017-02-28 01:30:42
10	Matthew Garrison	0.63 s	Java	2017-04-22 04:35:33

#	User	Runtime	Language	Date
1	Ethan Arnold	0.21 s	Python 2	2017-02-25 20:48:47
2	Lars Åström	0.25 s	Python 2	2019-10-23 13:16:21
3	Björn Magnusson	0.25 s	Python 2	2019-10-28 16:45:25

#	User	Runtime	Language	Date
1	Marek Hołyński	0.23 s	Python 3	2022-05-01 22:23:38
2	Hrant Hovhannisyan	0.23 s	Python 3	2025-12-23 10:38:50
3	Nicholas Russell Saerang	0.29 s	Python 3	2025-03-23 09:27:59
4	Vincent Tandya	0.31 s	Python 3	2021-04-09 09:19:40

#	User	Runtime	Language	Date
1	jskop	0.03 s	Rust	2022-04-27 08:17:48

#	User	Length	Language	Date
1	Ivan Petrov	1882	C	2019-05-20 09:12:50

#	User	Length	Language	Date
1	Michal Mroczek (c)	5595	C#	2022-04-26 12:48:24
2	Jakub Jarząbek	9009	C#	2022-04-27 08:07:42
3	Jakub Jarzabek	9009	C#	2022-04-27 08:08:03
4	Grzegorz Jarosz	10786	C#	2022-05-01 00:29:40
5	Małgosia Jarosz	12048	C#	2022-04-26 13:06:36

#	User	Length	Language	Date
1	NTU ACM	749	C++	2018-11-17 09:00:40
2	Alexander Skidanov	849	C++	2025-09-18 19:25:24
3	Shirui Chen	983	C++	2018-10-04 05:41:19
4	NTU ACM	1110	C++	2018-11-17 10:15:56
5	Eric Schneider	1225	C++	2017-02-25 21:59:00
6	Ruoxi Chen	1251	C++	2016-11-19 08:06:32
7	METO	1263	C++	2016-11-07 14:09:52
8	wing	1278	C++	2017-08-06 21:31:30
9	SiBi	1318	C++	2018-10-20 09:20:04
10	Zhou Fengzhe	1363	C++	2016-11-06 16:04:06

#	User	Length	Language	Date
1	Hidden user	1053	Java	2017-04-06 21:41:55
2	Matthew Garrison	1053	Java	2017-04-22 04:35:33
3	Doug Goodman	1310	Java	2017-10-09 21:55:48
4	Gabriel Pita	1967	Java	2017-02-25 20:02:08
5	Brandon Orooji	2083	Java	2017-02-25 20:44:59
6	Dave Poplawski	2100	Java	2017-02-26 21:32:58
7	Timothy Buzzelli	2312	Java	2017-02-25 19:24:05
8	Micah Stairs	2595	Java	2016-11-09 07:21:10
9	Amon Al-khatib	2837	Java	2017-02-25 23:33:08
10	Williard Jose	3275	Java	2016-12-11 09:47:11

#	User	Length	Language	Date
1	Ethan Arnold	1465	Python 2	2017-02-25 20:48:47
2	Lars Åström	3710	Python 2	2019-10-23 13:16:21
3	Björn Magnusson	3710	Python 2	2019-10-28 16:45:25

#	User	Length	Language	Date
1	Nicholas Russell Saerang	585	Python 3	2025-03-23 09:28:27
2	Hrant Hovhannisyan	704	Python 3	2025-12-23 10:38:50
3	Vincent Tandya	1654	Python 3	2021-04-09 09:19:40
4	Marek Hołyński	1718	Python 3	2022-05-01 22:23:38

#	User	Length	Language	Date
1	jskop	5107	Rust	2022-04-27 08:17:48

Solution running time distribution