Problem J
Curse the Darkness — Problem Statistics

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Submissions	4842
Accepted submissions	1655
Submission ratio	34.18%
Authors	1498
Full solves [?]	1308
Full solve Ratio	87.32%

#	User	Runtime	Language	Date
1	Chenzhang Hu	0.11 s	Bash	2024-04-16 16:37:48

#	User	Runtime	Language	Date
1	Bjarki Ágúst Guðmundsson	0.00 s	C	2016-11-29 20:00:59
2	Bergur Snorrason	0.00 s	C	2018-12-04 14:24:11
3	Eyleifur Bjarkason	0.00 s	C	2019-10-24 23:58:44
4	Wayne	0.01 s	C	2016-05-06 12:57:55
5	Phan Ngoc Lan	0.01 s	C	2016-08-29 13:19:40
6	Ghita Benboubker	0.01 s	C	2016-12-27 19:55:03
7	Andrew Roberts	0.01 s	C	2017-09-16 22:37:47
8	Hidden user	0.01 s	C	2017-11-22 23:27:02
9	Dalton Parker Caron	0.01 s	C	2017-12-24 03:52:00
10	Alvin Yan	0.01 s	C	2018-06-14 11:04:56

#	User	Runtime	Language	Date
1	Khin Nyunt	0.05 s	C#	2016-05-22 17:05:08
2	Raul Kooter	0.05 s	C#	2016-11-26 11:23:57
3	Aljaž Kosmač	0.05 s	C#	2016-12-03 18:10:55
4	Hidden user	0.05 s	C#	2017-06-19 18:37:42
5	Armin Krauss	0.05 s	C#	2018-11-10 11:06:07
6	Gurpartap Singh Bhatti	0.05 s	C#	2019-11-21 06:02:56
7	Þorsteinn Þorvaldsson	0.06 s	C#	2017-06-02 22:27:41
8	traxex	0.06 s	C#	2024-05-17 11:41:18
9	Liam Mislej	0.07 s	C#	2020-08-14 12:53:46
10	Amanda Christensen	0.07 s	C#	2020-11-27 18:20:03

#	User	Runtime	Language	Date
1	Bjarki Ágúst Guðmundsson	0.00 s	C++	2016-11-29 20:01:48
2	Hidden user	0.00 s	C++	2017-06-20 09:36:06
3	Alexander Kravberg	0.00 s	C++	2023-07-22 21:40:09
4	Tomas Lagland	0.01 s	C++	2016-03-22 23:44:06
5	Kristiyan Balabanov	0.01 s	C++	2016-09-07 17:29:00
6	Amine Farah	0.01 s	C++	2016-11-23 21:10:45
7	Steven Halim	0.01 s	C++	2016-12-06 02:58:49
8	Grae Yeandle	0.01 s	C++	2016-12-23 11:59:40
9	Hidden user	0.01 s	C++	2017-01-24 17:05:13
10	Elias Riedel Gårding	0.01 s	C++	2017-02-25 15:40:29

#	User	Runtime	Language	Date
1	Brandon Mitchell	0.12 s	COBOL	2020-04-10 16:31:18

#	User	Runtime	Language	Date
1	David Cawthon	0.16 s	Common Lisp	2019-05-18 20:36:23
2	Hugo Sansaqua	0.18 s	Common Lisp	2020-11-27 16:12:43

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	0.07 s	F#	2023-01-23 16:30:55

#	User	Runtime	Language	Date
1	Hidden user	0.01 s	Go	2025-08-19 00:54:14
2	Norbert Voelker	0.08 s	Go	2021-07-13 23:52:05
3	Alex M	0.78 s	Go	2024-11-21 15:55:54

#	User	Runtime	Language	Date
1	Steinar Simonnes	0.02 s	Haskell	2024-06-09 17:43:06
2	Jannik Olbrich	0.14 s	Haskell	2022-12-19 17:19:44
3	Matthew Johnson	0.16 s	Haskell	2017-01-06 18:10:43
4	Isaac Arvestad	0.17 s	Haskell	2019-06-28 08:46:50
5	Martin Jackson	0.19 s	Haskell	2017-05-10 16:57:56
6	Miguel Müller	0.19 s	Haskell	2017-11-17 16:07:58
7	Patrik Lilja	0.20 s	Haskell	2016-06-06 17:49:41
8	Aurélien Pepin	0.20 s	Haskell	2019-09-20 17:34:14
9	Md Akif Chowdhury	0.20 s	Haskell	2023-08-20 00:52:01
10	Brent Yorgey	0.21 s	Haskell	2017-11-16 04:24:00

#	User	Runtime	Language	Date
1	Alvin Lee	0.06 s	Java	2025-10-17 01:27:45
2	William Fiset	0.07 s	Java	2016-11-22 04:38:19
3	Samuel Klingström	0.07 s	Java	2017-05-12 00:52:54
4	Sven Rönnbäck	0.07 s	Java	2022-04-09 20:33:59
5	Ashu Yadav	0.08 s	Java	2018-06-24 11:22:10
6	Asmus Tørsleff	0.08 s	Java	2020-11-27 18:08:46
7	Kol Greenbaum	0.08 s	Java	2024-03-01 01:25:04
8	Agnay Srivastava	0.14 s	Java	2025-04-10 23:46:08
9	Simon Xue	0.15 s	Java	2016-06-16 09:23:42
10	Martijn Muijsers	0.15 s	Java	2016-10-26 22:07:50

#	User	Runtime	Language	Date
1	Quinn Flavel	0.45 s	JavaScript (Node.js)	2020-09-22 23:54:01
2	Khin Nyunt	0.47 s	JavaScript (Node.js)	2021-09-29 15:33:02

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.03 s	JavaScript (SpiderMonkey)	2016-06-27 00:49:38
2	Zachary DeStefano	0.04 s	JavaScript (SpiderMonkey)	2018-02-08 18:23:13
3	Christian Pilegaard Cederquist	0.05 s	JavaScript (SpiderMonkey)	2023-02-23 14:43:08
4	Peter Kedemo	0.10 s	JavaScript (SpiderMonkey)	2016-04-02 01:06:45

#	User	Runtime	Language	Date
1	Timothy Gaede	0.59 s	Julia	2024-04-22 06:46:40
2	Danny Robinson	0.80 s	Julia	2023-10-11 08:15:03

#	User	Runtime	Language	Date
1	Adam Rankin	0.40 s	Kotlin	2023-09-09 03:20:47
2	Dayan Ruben Gonzalez	0.46 s	Kotlin	2020-10-01 03:03:21
3	Sammy Elrafih	0.56 s	Kotlin	2020-02-13 03:53:43
4	Neil Harmon	0.97 s	Kotlin	2019-07-26 09:36:27
5	Phường Lên	0.97 s	Kotlin	2019-11-02 18:04:34

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.01 s	Pascal	2018-03-20 15:47:44

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.57 s	Prolog	2018-12-02 10:13:26

#	User	Runtime	Language	Date
1	Jennie Olsson	0.05 s	Python 2	2016-08-26 11:00:57
2	Lech Napierała	0.05 s	Python 2	2016-10-12 12:08:33
3	Tomas Hallenberg	0.05 s	Python 2	2017-07-06 17:58:09
4	Hidden user	0.05 s	Python 2	2018-09-30 21:11:18
5	Justin Su	0.06 s	Python 2	2017-09-24 23:45:38
6	Vifill Sverrisson	0.06 s	Python 2	2018-01-21 16:40:18
7	Yanmarshus Bachtiar	0.06 s	Python 2	2019-08-01 03:39:59
8	Christofer Ohlsson	0.07 s	Python 2	2016-03-24 08:27:42
9	Marko Lazic	0.07 s	Python 2	2016-07-31 18:35:23
10	Henry Rice	0.07 s	Python 2	2019-01-17 16:36:38

#	User	Runtime	Language	Date
1	Wayne	0.04 s	Python 3	2016-03-30 11:43:49
2	Subramanian Ramasamy	0.04 s	Python 3	2019-08-30 15:36:39
3	Vadim Kudlay	0.04 s	Python 3	2019-11-26 07:21:43
4	Paul Tan	0.05 s	Python 3	2018-03-23 14:34:49
5	Kasra Ghodsi	0.05 s	Python 3	2018-05-07 14:46:22
6	Samo Metličar	0.05 s	Python 3	2018-11-26 04:18:26
7	Aaron Lamoreaux	0.05 s	Python 3	2018-11-28 05:35:30
8	Anders Lauridsen	0.05 s	Python 3	2018-12-09 21:09:25
9	Johnathan Tafoya	0.05 s	Python 3	2019-07-18 21:07:49
10	Dominic Berzin Chua Way Gin	0.05 s	Python 3	2025-04-18 07:38:08

#	User	Runtime	Language	Date
1	Lee Tze Han	0.07 s	Ruby	2018-06-28 11:13:49
2	Thomas Feld	0.22 s	Ruby	2023-08-21 09:36:40

#	User	Runtime	Language	Date
1	Artur Khuziakhmetov	0.00 s	Rust	2022-07-17 13:56:08
2	Vincent Lagerros	0.00 s	Rust	2025-05-27 19:15:21
3	Bas Dirks	0.01 s	Rust	2022-01-12 20:44:51
4	Eric Pinter	0.01 s	Rust	2022-05-07 05:38:53
5	David Rasch	0.01 s	Rust	2022-09-22 11:55:03
6	Colin Phillips	0.01 s	Rust	2023-10-19 07:31:14
7	MD. TOSHADUC RAHMAN, 180041129	0.01 s	Rust	2024-12-14 17:45:38
8	Winston Wu	0.01 s	Rust	2025-10-14 06:47:56
9	Eric Riddle	0.01 s	Rust	2025-10-27 03:36:25

#	User	Length	Language	Date
1	Chenzhang Hu	1658	Bash	2024-04-16 16:37:48

#	User	Length	Language	Date
1	Ghita Benboubker	397	C	2016-12-27 19:55:03
2	arda atci	479	C	2022-05-06 18:49:22
3	Sambit Palit	489	C	2020-10-22 04:35:37
4	Mirel Cosulschi	528	C	2025-02-12 12:41:22
5	Phan Ngoc Lan	530	C	2016-08-29 13:19:40
6	Bjarki Ágúst Guðmundsson	541	C	2016-11-29 19:49:34
7	Bakir Ibišević	558	C	2020-10-15 21:16:32
8	Wayne	565	C	2016-05-06 12:57:55
9	Burhan Ljubovic	579	C	2020-10-15 20:42:20
10	Andrew Roberts	591	C	2017-09-16 22:37:47

#	User	Length	Language	Date
1	traxex	573	C#	2024-05-17 11:41:18
2	Armin Krauss	958	C#	2018-11-10 11:06:07
3	Liam Mislej	1094	C#	2020-08-14 12:53:46
4	Ignacio Iborra	1137	C#	2024-11-26 16:44:07
5	Zach Champeau	1164	C#	2023-10-11 06:09:13
6	eltrebol	1222	C#	2024-12-18 15:49:25
7	Mireya Chorro	1317	C#	2024-12-18 16:46:03
8	Jordi Vázquez Uribe	1332	C#	2024-12-18 16:17:38
9	Þorsteinn Þorvaldsson	1371	C#	2017-06-02 22:27:41
10	Gurpartap Singh Bhatti	1600	C#	2019-11-21 06:02:56

#	User	Length	Language	Date
1	Frans Meulenbroeks	206	C++	2025-03-31 22:59:31
2	Phan Ngọc Tiên	299	C++	2019-10-14 21:47:12
3	Bbshsh Si	313	C++	2021-11-26 04:35:05
4	Yeung Man Tsung	343	C++	2022-12-26 07:41:19
5	Sidhant Bansal	354	C++	2018-05-10 19:45:40
6	Ng Tze Henn	354	C++	2023-11-23 04:26:32
7	blameazu	363	C++	2024-12-16 00:54:24
8	Paolo Rizzo	380	C++	2019-12-23 02:08:40
9	丁凱惶	380	C++	2024-02-09 12:55:56
10	Zane Yu	391	C++	2018-12-26 13:25:28

#	User	Length	Language	Date
1	Brandon Mitchell	1243	COBOL	2020-04-10 16:31:18

#	User	Length	Language	Date
1	David Cawthon	641	Common Lisp	2019-05-18 20:36:23
2	Hugo Sansaqua	3032	Common Lisp	2020-11-27 16:12:43

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	1138	F#	2023-01-23 16:30:55

#	User	Length	Language	Date
1	Alex M	834	Go	2024-11-21 15:55:54
2	Norbert Voelker	954	Go	2021-07-13 23:52:05
3	Hidden user	1224	Go	2025-08-19 00:54:14

#	User	Length	Language	Date
1	Miguel Müller	401	Haskell	2017-11-17 16:09:22
2	Md Akif Chowdhury	441	Haskell	2023-08-20 00:52:01
3	Matthew Johnson	535	Haskell	2017-01-06 18:04:40
4	Aurélien Pepin	561	Haskell	2019-09-20 17:34:14
5	Jannik Olbrich	614	Haskell	2022-12-19 17:19:44
6	Qi Ji	642	Haskell	2018-06-22 12:54:52
7	Patrik Lilja	649	Haskell	2016-06-06 17:49:41
8	Martin Jackson	656	Haskell	2017-05-10 16:57:56
9	Isaac Arvestad	834	Haskell	2019-06-28 08:46:50
10	Jacques Schutte	851	Haskell	2018-05-17 08:37:04

#	User	Length	Language	Date
1	Doug Goodman	531	Java	2017-09-30 19:55:21
2	Khin Nyunt	615	Java	2017-11-08 09:59:22
3	Eric Leow Yu Quan	642	Java	2020-12-26 07:56:09
4	Darrin Wiley	644	Java	2017-06-24 18:09:24
5	Chao Ge	655	Java	2018-05-29 13:01:24
6	Emilie Hyslop	657	Java	2020-10-28 05:11:30
7	Caleb Reath	659	Java	2018-10-03 15:44:51
8	Hidden user	662	Java	2016-05-22 09:37:58
9	Veronica von Bose	665	Java	2017-06-24 18:19:55
10	Emily Morningstar	666	Java	2016-10-11 23:56:53

#	User	Length	Language	Date
1	Quinn Flavel	561	JavaScript (Node.js)	2020-09-22 23:54:01
2	Khin Nyunt	1398	JavaScript (Node.js)	2021-09-29 15:36:47

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	408	JavaScript (SpiderMonkey)	2023-02-23 14:43:46
2	Bjørn Chr. Soltvedt	439	JavaScript (SpiderMonkey)	2016-06-27 00:49:38
3	Peter Kedemo	509	JavaScript (SpiderMonkey)	2016-04-02 01:06:45
4	Zachary DeStefano	511	JavaScript (SpiderMonkey)	2018-02-08 18:23:13

#	User	Length	Language	Date
1	Danny Robinson	176	Julia	2023-10-11 08:15:03
2	Timothy Gaede	1017	Julia	2024-04-22 06:46:40

#	User	Length	Language	Date
1	Phường Lên	716	Kotlin	2019-11-02 18:04:34
2	Adam Rankin	737	Kotlin	2023-09-09 03:20:47
3	Dayan Ruben Gonzalez	754	Kotlin	2020-10-01 03:03:21
4	Sammy Elrafih	770	Kotlin	2020-02-13 03:53:43
5	Neil Harmon	1095	Kotlin	2019-07-26 09:36:27

#	User	Length	Language	Date
1	Ingemar Ragnemalm	488	Pascal	2018-03-20 15:47:44

#	User	Length	Language	Date
1	Andriy Zyevakov	842	Prolog	2018-12-02 10:13:26

#	User	Length	Language	Date
1	Thomas Feld	237	Python 2	2019-09-13 09:03:10
2	Jesper Öqvist	310	Python 2	2018-10-28 12:49:26
3	Guan Yang Ze	317	Python 2	2019-09-08 11:22:42
4	Johan Lyts	326	Python 2	2019-04-04 21:41:51
5	Conor McCauley	329	Python 2	2019-10-28 06:56:34
6	Neal Zane	331	Python 2	2016-08-03 22:35:05
7	Andreas Björklund	335	Python 2	2020-10-26 16:17:17
8	William Gan	339	Python 2	2017-12-19 04:03:39
9	Klas af Geijerstam	339	Python 2	2018-11-13 23:14:30
10	Lim Hong Hui Eugene	356	Python 2	2019-04-17 08:54:05

#	User	Length	Language	Date
1	Krish Shah	177	Python 3	2025-10-24 04:59:37
2	Benjamin Z White	189	Python 3	2023-05-19 02:07:24
3	Farzam Abrishami	208	Python 3	2024-02-06 21:18:29
4	Yong Mao	214	Python 3	2023-06-02 16:00:31
5	Eugin Pahk	221	Python 3	2023-10-10 06:01:33
6	Tai Tze Kin	249	Python 3	2024-05-04 10:49:41
7	Kelly Dance	265	Python 3	2023-10-10 23:35:11
8	Bjørn Dons	271	Python 3	2018-10-25 07:56:13
9	Christian Lindeström	276	Python 3	2016-10-12 18:28:57
10	Clement Oh	280	Python 3	2024-01-02 11:03:22

#	User	Length	Language	Date
1	Thomas Feld	135	Ruby	2023-08-21 09:39:11
2	Lee Tze Han	378	Ruby	2018-06-28 11:13:49

#	User	Length	Language	Date
1	Artur Khuziakhmetov	798	Rust	2022-07-17 13:56:08
2	David Rasch	840	Rust	2022-09-22 11:55:03
3	Colin Phillips	1044	Rust	2023-10-19 07:31:14
4	Bas Dirks	1144	Rust	2022-01-12 20:44:51
5	Winston Wu	1149	Rust	2025-10-14 06:47:56
6	Eric Pinter	1413	Rust	2022-05-07 05:38:53
7	MD. TOSHADUC RAHMAN, 180041129	2167	Rust	2024-12-14 17:45:38
8	Eric Riddle	2532	Rust	2025-10-27 03:36:25
9	Vincent Lagerros	50951	Rust	2025-05-27 19:15:21

Solution running time distribution