Problem E
Narrow Art Gallery — Problem Statistics

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Submissions	15226
Accepted submissions	5012
Submission ratio	32.92%
Authors	3892
Full solves [?]	3389
Full solve Ratio	87.08%

#	User	Runtime	Language	Date
1	Chenzhang Hu	0.08 s	Bash	2024-04-17 16:29:12

#	User	Runtime	Language	Date
1	Bas te Kolste	0.02 s	C#	2015-06-17 20:29:25
2	Andrzej Krajniak	0.02 s	C#	2016-10-14 06:11:37
3	Matthew Tolman	0.02 s	C#	2016-11-16 22:30:53
4	Jordan Hensley	0.02 s	C#	2016-11-16 23:11:47
5	Aaron McGhie	0.02 s	C#	2016-11-17 00:39:03
6	Mitchell Penrose	0.02 s	C#	2016-11-17 04:22:24
7	Domas Piragas	0.02 s	C#	2016-11-17 04:25:41
8	Ryan Williams	0.02 s	C#	2016-11-18 20:35:08
9	Michael Swisher	0.02 s	C#	2016-11-18 21:43:09
10	Braden Klunker	0.02 s	C#	2016-11-18 22:43:25

#	User	Runtime	Language	Date
1	Nathan Lee	0.01 s	Go	2025-10-04 20:15:57
2	Jacob Barzee	0.02 s	Go	2018-11-17 05:53:40
3	James Robb	0.02 s	Go	2020-05-09 11:56:59
4	Thomas Harmeyer	0.02 s	Go	2022-11-13 15:37:25
5	Gabriel Totev	0.08 s	Go	2020-12-01 00:30:21
6	Krzysztof Gibuła	0.08 s	Go	2021-05-08 20:18:05
7	Norbert Voelker	0.08 s	Go	2021-09-15 23:19:31
8	Arnar Bjarni Arnarson	0.09 s	Go	2020-05-08 19:16:37
9	James Robb	0.09 s	Go	2020-05-12 10:16:50
10	Nick Hallstrom	0.11 s	Go	2017-04-09 21:37:06

#	User	Runtime	Language	Date
1	Steinar Simonnes	0.00 s	Haskell	2024-02-13 11:20:03
2	Calvin Lee	0.05 s	Haskell	2020-04-08 19:09:06
3	Zach Tschetter	0.05 s	Haskell	2021-03-26 14:24:12
4	Benjamin Darnell	0.10 s	Haskell	2021-05-01 06:23:13
5	Hidden user	0.15 s	Haskell	2023-01-10 03:01:57

#	User	Runtime	Language	Date
1	Daniel Meyer	0.05 s	Java	2024-11-21 20:58:51
2	Taras Romanyuk	0.05 s	Java	2024-12-05 21:28:15
3	Mason Wiedow	0.05 s	Java	2025-09-29 02:17:56
4	Alvin Lee	0.05 s	Java	2025-11-06 01:33:23
5	Jonathan Patzwaldt	0.05 s	Java	2025-11-24 17:45:50
6	Conrad Slot	0.05 s	Java	2025-11-29 21:37:44
7	True Punishment	0.06 s	Java	2014-09-27 23:32:04
8	Petr Ryšavý	0.06 s	Java	2015-03-07 23:22:15
9	Jan Štola	0.06 s	Java	2015-06-07 18:28:58
10	Addis Rengel Sempértegui	0.06 s	Java	2015-10-15 15:49:17

#	User	Runtime	Language	Date
1	Kam	0.08 s	JavaScript (Node.js)	2024-04-30 09:09:52
2	Hidden user	0.44 s	JavaScript (Node.js)	2020-04-07 23:00:53
3	Stephanie Keck	0.45 s	JavaScript (Node.js)	2020-02-29 06:34:49

#	User	Runtime	Language	Date
1	Christian Pilegaard Cederquist	0.10 s	JavaScript (SpiderMonkey)	2023-05-25 09:56:06
2	Spencer Smith	0.14 s	JavaScript (SpiderMonkey)	2019-04-06 01:36:25

#	User	Runtime	Language	Date
1	Nico Metger	0.16 s	Kotlin	2021-12-02 21:25:45
2	Jacob Huebner	0.17 s	Kotlin	2021-11-01 20:57:59
3	Benjamin Ye	0.19 s	Kotlin	2022-11-04 21:17:18
4	Ferass Alhazmi	0.21 s	Kotlin	2018-11-17 23:45:34
5	Magnus Tønnessen	0.21 s	Kotlin	2021-11-26 16:50:21
6	Kyungyoon Kim	0.23 s	Kotlin	2019-11-14 04:07:32
7	Alex Herrmann	0.23 s	Kotlin	2019-11-16 01:46:32
8	Tarun Sunkaraneni	0.26 s	Kotlin	2018-11-17 04:28:28
9	Luca Mueller	0.26 s	Kotlin	2024-10-12 22:31:19
10	Ray Grant	0.58 s	Kotlin	2020-04-06 04:28:32

#	User	Runtime	Language	Date
1	Caleb Austin	0.03 s	Lua	2024-10-12 19:59:21
2	Óðinn Ágústsson	0.03 s	Lua	2025-02-09 17:30:40

#	User	Runtime	Language	Date
1	Joseph Chau	0.01 s	OCaml	2024-03-03 05:45:36

#	User	Runtime	Language	Date
1	Hidden user	0.04 s	Python 2	2018-10-30 19:33:38
2	Thomas Vu	0.04 s	Python 2	2019-02-04 07:53:53
3	Victor Zheng	0.05 s	Python 2	2017-08-19 18:00:16
4	Yupeng Gu	0.05 s	Python 2	2018-05-20 22:37:13
5	Salvatore Mele	0.06 s	Python 2	2016-11-17 00:48:28
6	YiHong Luo	0.06 s	Python 2	2017-02-20 05:38:55
7	Justin Mills	0.06 s	Python 2	2017-04-07 21:59:15
8	Hidden user	0.06 s	Python 2	2017-11-28 16:07:37
9	Andrew Kronser	0.06 s	Python 2	2017-12-06 00:07:49
10	Benjamin Darnell	0.06 s	Python 2	2020-11-21 09:19:20

#	User	Runtime	Language	Date
1	Thomas Vu	0.04 s	Python 3	2018-03-16 08:44:37
2	John Jacobson	0.04 s	Python 3	2019-04-06 08:26:50
3	Jasper Lu	0.05 s	Python 3	2017-09-08 22:36:27
4	Yang Li	0.05 s	Python 3	2019-09-27 22:19:46
5	Coleman Dunn	0.05 s	Python 3	2019-11-18 03:29:46
6	Vicky Nguyen	0.05 s	Python 3	2019-11-24 19:22:47
7	Maksym Lishchynskyi	0.05 s	Python 3	2022-10-12 04:42:41
8	Rohan Kanti	0.05 s	Python 3	2025-10-02 18:28:09
9	Joar Eliasson	0.05 s	Python 3	2025-10-19 12:45:26
10	Anthony Wilkinson	0.06 s	Python 3	2017-04-07 13:56:23

#	User	Runtime	Language	Date
1	Benjamin Shapiro	0.06 s	Ruby	2019-04-03 19:16:11
2	Bryan Terce	0.13 s	Ruby	2020-12-04 03:10:04
3	Ryan	0.38 s	Ruby	2016-11-14 21:29:45
4	Zachary Warrell	0.45 s	Ruby	2017-04-05 03:10:02

#	User	Runtime	Language	Date
1	Carson Storm	0.00 s	Rust	2020-04-07 16:31:17
2	Alice Ryhl	0.00 s	Rust	2022-06-17 14:51:45
3	Akemi Izuko	0.00 s	Rust	2022-10-08 05:03:10
4	Sindbad Walter	0.00 s	Rust	2023-09-30 13:59:53
5	Vincent Lagerros	0.00 s	Rust	2024-02-15 14:03:30
6	Egor Kulikov	0.00 s	Rust	2024-10-18 16:59:30
7	Joe Blower	0.00 s	Rust	2025-06-21 01:42:39
8	Florian Nagel	0.01 s	Rust	2019-12-05 17:56:20
9	Andrew Lee	0.01 s	Rust	2021-02-18 01:56:01
10	Aidan Taylor	0.01 s	Rust	2021-02-20 03:14:43

#	User	Runtime	Language	Date
1	Danial Haseeb	0.01 s	Swift	2023-10-26 04:02:33

#	User	Runtime	Language	Date
1	Ștefan-Iulian Alecu	0.06 s	Visual Basic	2025-11-02 20:10:11

#	User	Runtime	Language	Date
1	Felix Stenberg	0.16 s	Zig	2025-02-18 17:28:54

#	User	Length	Language	Date
1	Chenzhang Hu	1584	Bash	2024-04-17 16:29:12

#	User	Length	Language	Date
1	Thibault Raffaillac	725	C	2016-12-13 17:04:41
2	Mirel Cosulschi	1062	C	2024-07-27 12:44:34
3	Abhinav Dusi	1223	C	2021-09-22 16:06:59
4	Ferass Alhazmi	1404	C	2018-04-07 07:38:26
5	Ivan Petrov	1430	C	2019-08-28 07:38:35
6	Bob Stanley	1452	C	2018-10-19 19:59:27
7	Grayce Zhu	1452	C	2018-10-19 20:05:07
8	Olav Røthe Bakken	1463	C	2017-09-06 22:55:52
9	Samuel Deutsch	1464	C	2020-09-23 09:46:50
10	Aaron Mayer	1475	C	2021-02-20 04:14:56

#	User	Length	Language	Date
1	Carter Morgan	1502	C#	2021-02-19 05:36:20
2	Tanner Jorgensen	1630	C#	2019-11-14 00:10:40
3	Carlos Rubio	1652	C#	2022-10-02 04:45:55
4	Bas te Kolste	2032	C#	2015-11-21 14:22:56
5	Hidden user	2113	C#	2020-04-08 03:04:29
6	Aidan Buckner	2117	C#	2019-11-13 07:00:37
7	Max Staples	2132	C#	2018-11-16 18:57:49
8	Hidden user	2138	C#	2021-09-28 05:34:42
9	Jack Machara	2143	C#	2021-02-17 00:03:53
10	Daniel Merrell	2181	C#	2018-04-05 18:11:29

#	User	Length	Language	Date
1	Rafael Kristoforus Yanto	547	C++	2025-02-09 02:52:44
2	Hoàng Bá Tuân	576	C++	2018-01-19 18:41:51
3	Evan Michael Bailey	593	C++	2022-11-23 02:11:08
4	Pranav Krishnan	603	C++	2024-02-28 20:19:39
5	James Tan	648	C++	2024-11-01 03:41:44
6	Chawin Chaisongkram	654	C++	2024-10-24 15:40:17
7	Hidden user	655	C++	2018-03-01 04:51:58
8	Yassin Mechbal	668	C++	2018-12-06 22:50:06
9	Ilef Ben rahma	668	C++	2023-12-19 19:45:46
10	mkeshtkaranm	678	C++	2024-05-09 13:40:01

#	User	Length	Language	Date
1	Gabriel Totev	1197	Go	2020-12-01 00:30:21
2	Krzysztof Gibuła	1220	Go	2021-05-08 20:18:05
3	Thomas Harmeyer	1387	Go	2022-11-13 15:37:25
4	Ryan Berger	1614	Go	2020-04-06 23:35:06
5	Norbert Voelker	1671	Go	2021-09-15 23:25:31
6	Nathan Lee	1713	Go	2025-10-04 20:15:57
7	Nick Hallstrom	1728	Go	2017-04-09 21:37:06
8	Arnar Bjarni Arnarson	2214	Go	2020-05-08 19:16:37
9	James Robb	2566	Go	2020-05-09 11:58:39
10	James Robb	2566	Go	2020-05-12 10:16:50

#	User	Length	Language	Date
1	Benjamin Darnell	1418	Haskell	2021-05-01 05:10:02
2	Zach Tschetter	1458	Haskell	2021-03-26 14:30:36
3	Calvin Lee	1660	Haskell	2020-04-08 19:09:06
4	Hidden user	1765	Haskell	2023-01-10 03:01:57
5	Steinar Simonnes	2030	Haskell	2024-02-13 11:20:03

#	User	Length	Language	Date
1	Kiên Nguyễn Tiến Trung	878	Java	2017-02-15 12:19:36
2	Iris Y	950	Java	2023-04-07 23:56:36
3	Iris	950	Java	2023-04-07 23:57:40
4	Nathan Chou	992	Java	2017-10-19 03:24:10
5	Sagnik Chakraborty	1059	Java	2021-10-06 10:11:03
6	Eamonn Lye	1060	Java	2017-11-24 23:59:26
7	Darrin Wiley	1064	Java	2016-09-13 19:10:17
8	Joseph Casal	1124	Java	2014-10-04 21:27:02
9	Trey Durbin	1128	Java	2024-05-09 23:26:30
10	Trey Durbin	1128	Java	2024-05-09 23:32:09

#	User	Length	Language	Date
1	Hidden user	1936	JavaScript (Node.js)	2020-04-07 23:08:30
2	Kam	3305	JavaScript (Node.js)	2024-04-30 09:09:52
3	Stephanie Keck	8632	JavaScript (Node.js)	2020-02-29 06:34:49

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	868	JavaScript (SpiderMonkey)	2023-05-25 09:56:06
2	Spencer Smith	2080	JavaScript (SpiderMonkey)	2019-04-06 01:36:25

#	User	Length	Language	Date
1	Magnus Tønnessen	1300	Kotlin	2021-11-26 16:50:21
2	Benjamin Ye	1344	Kotlin	2022-11-04 21:17:18
3	Nico Metger	1361	Kotlin	2021-12-02 21:25:45
4	Jacob Huebner	1735	Kotlin	2020-03-17 23:59:23
5	Kyungyoon Kim	1752	Kotlin	2019-11-14 04:07:32
6	Tarun Sunkaraneni	1956	Kotlin	2018-11-17 04:28:28
7	Luca Mueller	2090	Kotlin	2024-10-12 22:31:19
8	Ferass Alhazmi	2092	Kotlin	2018-11-17 23:45:34
9	Alex Herrmann	5646	Kotlin	2019-11-16 01:46:32
10	Ray Grant	7193	Kotlin	2020-04-06 04:28:32

#	User	Length	Language	Date
1	Óðinn Ágústsson	1333	Lua	2025-02-09 17:30:40
2	Caleb Austin	1464	Lua	2024-10-12 19:59:21

#	User	Length	Language	Date
1	Joseph Chau	1331	OCaml	2024-03-03 05:45:36

#	User	Length	Language	Date
1	Andreas Björklund	484	Python 2	2019-03-30 08:48:43
2	Jesper Öqvist	526	Python 2	2018-11-08 00:04:56
3	Yupeng Gu	538	Python 2	2018-05-20 22:37:13
4	Thomas Feld	638	Python 2	2019-08-23 08:54:04
5	Martin Wan	832	Python 2	2017-10-11 01:30:44
6	Benjamin Darnell	875	Python 2	2020-11-21 09:19:20
7	Victor Zheng	888	Python 2	2017-08-19 18:00:16
8	Andrew Kronser	898	Python 2	2017-12-06 00:07:49
9	YiHong Luo	925	Python 2	2017-02-20 05:38:55
10	Lars Åström	931	Python 2	2019-10-09 15:49:46

#	User	Length	Language	Date
1	Yong Mao	318	Python 3	2023-07-19 13:43:48
2	Kelly Dance	320	Python 3	2022-10-21 02:16:47
3	Kyle Holland	338	Python 3	2023-04-06 19:39:47
4	Will Corcoran	349	Python 3	2025-02-20 04:49:25
5	Joar Eliasson	349	Python 3	2025-10-21 10:52:01
6	Wilbert Chu	360	Python 3	2024-11-01 00:55:16
7	Wouter Dijkstra	385	Python 3	2022-06-17 15:37:50
8	Jacob Magnuson	402	Python 3	2022-11-18 07:23:01
9	Ahmed Chamseddine	415	Python 3	2025-07-12 20:53:02
10	Edmund Paquin	445	Python 3	2024-10-01 15:16:47

#	User	Length	Language	Date
1	Bryan Terce	910	Ruby	2020-12-04 03:10:04
2	Benjamin Shapiro	1558	Ruby	2019-04-03 19:16:11
3	Ryan	2278	Ruby	2016-11-14 21:29:45
4	Zachary Warrell	3232	Ruby	2017-04-05 03:08:03

#	User	Length	Language	Date
1	Joe Blower	1604	Rust	2025-06-21 01:42:39
2	Florian Nagel	1870	Rust	2019-12-05 17:56:20
3	Rasmus Andersson	1963	Rust	2024-02-20 17:01:23
4	Mckinley Xie	2079	Rust	2025-03-02 04:32:13
5	Ole Vik Lysne	2162	Rust	2024-02-09 11:20:07
6	Jackson Linford	2327	Rust	2023-04-07 04:55:49
7	Vincent Lagerros	2438	Rust	2024-02-15 14:03:55
8	Alice Ryhl	2524	Rust	2022-06-17 14:51:45
9	Andrew Lee	2551	Rust	2021-02-18 01:56:01
10	Aidan Taylor	2605	Rust	2021-02-20 03:14:43

#	User	Length	Language	Date
1	Danial Haseeb	1453	Swift	2023-10-26 04:02:33

#	User	Length	Language	Date
1	Ștefan-Iulian Alecu	2174	Visual Basic	2025-11-02 20:10:11

#	User	Length	Language	Date
1	Felix Stenberg	4209	Zig	2025-02-18 17:33:12

Solution running time distribution