Problem J
Disastrous Downtime — Problem Statistics

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Submissions	11355
Accepted submissions	3875
Submission ratio	34.13%
Authors	3266
Full solves [?]	2801
Full solve Ratio	85.76%

#	User	Runtime	Language	Date
1	Bergur Snorrason	0.00 s	C	2019-01-27 16:14:48
2	Anton Siderud	0.00 s	C	2020-04-01 16:43:11
3	Samuel Wirajaya	0.01 s	C	2015-12-14 05:30:54
4	Christian Lindeström	0.01 s	C	2016-08-15 00:35:59
5	Olav Røthe Bakken	0.01 s	C	2018-01-03 12:56:09
6	Seth Carter	0.01 s	C	2018-02-24 00:11:16
7	Ulises García	0.01 s	C	2018-02-26 23:47:12
8	Grayce Zhu	0.01 s	C	2018-09-30 21:27:34
9	Andree Kaba	0.01 s	C	2018-10-12 20:56:18
10	Andreas Björklund	0.01 s	C	2018-12-06 16:02:51

#	User	Runtime	Language	Date
1	Gunnar Kreitz	0.05 s	C#	2015-10-10 08:30:37
2	Sergey Atrashkevich	0.05 s	C#	2015-10-10 12:35:01
3	Linda Hansson	0.05 s	C#	2015-10-13 15:05:19
4	Lukas Polacek	0.05 s	C#	2016-11-19 16:30:29
5	Victor Öman	0.05 s	C#	2017-05-31 11:22:56
6	Henrik Forsberg	0.05 s	C#	2017-05-31 11:35:12
7	Linus Yng	0.05 s	C#	2017-05-31 11:37:48
8	Michael Gulliksen	0.05 s	C#	2017-06-07 14:02:29
9	Marius Løkketangen	0.05 s	C#	2017-06-07 14:20:57
10	Fredrik Nystad	0.05 s	C#	2017-11-17 14:59:50

#	User	Runtime	Language	Date
1	Albert Leung	0.05 s	Go	2024-08-14 01:53:40
2	Norbert Voelker	0.08 s	Go	2021-11-12 15:20:44
3	Kjell Erik Reed Anda	0.09 s	Go	2018-12-13 14:39:31
4	Krzysztof Gibuła	0.09 s	Go	2021-03-28 14:22:23
5	Neal McCarthy	0.11 s	Go	2019-04-10 19:07:10
6	Johannes Larsson	0.11 s	Go	2019-06-08 13:56:59
7	Anna Winters	0.12 s	Go	2016-10-17 14:17:14
8	Hidden user	0.14 s	Go	2015-10-10 12:18:28
9	n k	0.74 s	Go	2025-01-27 19:58:42
10	Eddy Wu	0.89 s	Go	2018-12-22 01:40:10

#	User	Runtime	Language	Date
1	Matthew Gvasalia	0.03 s	Haskell	2024-05-17 23:39:24
2	Steinar Simonnes	0.03 s	Haskell	2024-10-25 04:28:22
3	Zach Tschetter	0.04 s	Haskell	2021-04-24 21:52:02
4	Brent Yorgey	0.10 s	Haskell	2018-10-27 14:25:14
5	Frank Staals	0.18 s	Haskell	2015-10-11 19:15:07
6	Hidden user	0.21 s	Haskell	2020-05-02 21:44:12
7	Hidden user	0.25 s	Haskell	2022-01-23 05:23:19
8	Sanjay Singh	0.31 s	Haskell	2024-11-10 01:14:46
9	Rudy Matela	0.37 s	Haskell	2023-09-10 10:44:33
10	Matthew Craven	0.42 s	Haskell	2020-08-29 16:35:39

#	User	Runtime	Language	Date
1	Shreyas Jamadagni	0.05 s	Java	2024-10-20 14:08:34
2	Paul Boddington	0.07 s	Java	2016-05-03 23:43:01
3	Khánh Nguyễn Tiến	0.07 s	Java	2018-08-13 16:14:21
4	TestingFunny	0.07 s	Java	2018-08-13 17:20:23
5	Sven Rönnbäck	0.07 s	Java	2021-11-21 07:04:37
6	Santiago Gutierrez Alzate	0.08 s	Java	2015-10-31 18:43:00
7	Pradyumn Agrawal	0.08 s	Java	2017-11-04 11:18:26
8	Dat Vo Nguyen Tien	0.08 s	Java	2022-01-21 05:54:03
9	Sparsh Sanchorawala	0.08 s	Java	2022-11-04 22:17:36
10	Anders Hagward	0.09 s	Java	2015-10-31 19:36:40

#	User	Runtime	Language	Date
1	Serena Lynas	0.17 s	JavaScript (Node.js)	2025-03-29 18:30:19
2	Imran Syed	0.45 s	JavaScript (Node.js)	2019-11-24 15:02:20
3	Suryakant Kumar	0.47 s	JavaScript (Node.js)	2021-04-24 13:46:16
4	Samuel Larsson	0.51 s	JavaScript (Node.js)	2021-05-26 11:47:17

#	User	Runtime	Language	Date
1	Nicklas Utgaard	0.05 s	JavaScript (SpiderMonkey)	2017-06-07 14:09:14
2	Nguyễn Hùng Cường	0.05 s	JavaScript (SpiderMonkey)	2018-08-15 06:44:21
3	Christian Pilegaard Cederquist	0.05 s	JavaScript (SpiderMonkey)	2023-06-09 14:45:27
4	Srimaan	0.06 s	JavaScript (SpiderMonkey)	2021-05-26 04:11:51
5	Bjørn Chr. Soltvedt	0.19 s	JavaScript (SpiderMonkey)	2020-08-27 10:29:07

#	User	Runtime	Language	Date
1	Hidden user	0.44 s	Julia	2025-04-11 04:55:47
2	Timothy Gaede	0.96 s	Julia	2024-08-07 09:35:36

#	User	Runtime	Language	Date
1	Johnny Baloney	0.21 s	Kotlin	2021-12-26 15:28:43
2	Daniel Taco Törbacka	0.26 s	Kotlin	2018-04-24 06:16:42
3	Ravisai Tiruvuri	0.26 s	Kotlin	2024-04-28 14:47:44
4	Adam Rankin	0.36 s	Kotlin	2023-09-20 04:53:13
5	mohsen soli	0.36 s	Kotlin	2026-01-03 07:57:26
6	Dayan Ruben Gonzalez	0.42 s	Kotlin	2020-10-08 01:40:37
7	Adam Koprowski	0.45 s	Kotlin	2020-08-17 20:44:02
8	Aaron Lamoreaux	0.45 s	Kotlin	2021-06-28 01:27:13
9	Στέλιος Γάκης	0.55 s	Kotlin	2020-10-30 00:33:55

#	User	Runtime	Language	Date
1	Hidden user	0.06 s	OCaml	2024-01-10 18:40:55

#	User	Runtime	Language	Date
1	crapcode	0.03 s	PHP	2022-06-05 00:36:10
2	Susanne Ragnemalm	0.66 s	PHP	2018-06-10 21:18:20

#	User	Runtime	Language	Date
1	LiU Extra 3	0.04 s	Python 2	2015-10-10 09:25:10
2	Oskar Haarklou Veileborg	0.04 s	Python 2	2015-10-10 20:42:52
3	Christofer Ohlsson	0.04 s	Python 2	2015-10-11 13:45:42
4	Asger Hautop Drewsen	0.04 s	Python 2	2015-10-11 16:49:42
5	Mikael Hedin	0.04 s	Python 2	2015-10-22 14:27:01
6	Gustaf Blomqvist	0.04 s	Python 2	2019-07-04 13:18:39
7	Urban Pettersson	0.05 s	Python 2	2015-10-11 14:38:20
8	Hidden user	0.05 s	Python 2	2015-10-11 16:38:02
9	Sindre Magnussen	0.05 s	Python 2	2016-04-15 13:42:19
10	Josenildo Silva	0.05 s	Python 2	2017-03-31 15:26:33

#	User	Runtime	Language	Date
1	Gustaf Blomqvist	0.05 s	Python 3	2019-07-04 12:14:15
2	Will Belote	0.06 s	Python 3	2019-11-12 15:21:58
3	Yi-Min Seah	0.06 s	Python 3	2022-09-27 13:48:14
4	Spencer Tran	0.06 s	Python 3	2024-10-12 18:11:22
5	Florian ten Napel	0.06 s	Python 3	2025-03-12 10:38:43
6	Eric Yu	0.06 s	Python 3	2025-04-03 21:05:50
7	Diego Randolp Quispe Apaza	0.06 s	Python 3	2025-05-09 19:25:30
8	Jiaming Kong	0.06 s	Python 3	2025-08-07 15:15:00
9	Sebas Moscoso	0.06 s	Python 3	2025-08-24 18:19:08
10	Bastien	0.06 s	Python 3	2025-09-04 21:06:35

#	User	Runtime	Language	Date
1	Reed Harris	0.09 s	Ruby	2018-03-19 19:24:10
2	Uğurcan Eser	0.10 s	Ruby	2018-11-07 06:59:01
3	Thomas Feld	0.72 s	Ruby	2023-05-04 08:34:23
4	Krzysztof Hasinski	2.51 s	Ruby	2022-03-13 14:58:59

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.00 s	Rust	2024-05-17 17:30:04
2	Joe Blower	0.00 s	Rust	2025-08-22 00:17:36
3	Adam Gausmann	0.01 s	Rust	2019-03-15 11:20:36
4	Gustaf Blomqvist	0.01 s	Rust	2019-07-03 22:17:57
5	André Palmborg	0.01 s	Rust	2020-03-30 23:13:59
6	Pahlevi Fikri Auliya	0.01 s	Rust	2020-10-22 23:24:26
7	Reis Faar	0.01 s	Rust	2023-04-08 12:57:53
8	Zheyu Shen	0.01 s	Rust	2024-02-09 13:05:07
9	jaswanth	0.01 s	Rust	2024-06-17 12:56:30
10	Руслан Правосуд	0.01 s	Rust	2024-11-04 07:45:07

#	User	Length	Language	Date
1	Florian ten Napel	186	C	2025-03-12 03:13:50
2	Christian Lindeström	275	C	2016-08-15 00:35:59
3	sicupu	372	C	2020-09-27 14:23:21
4	Martin Vonheim Larsen	455	C	2015-10-10 15:53:46
5	klimisnotmilk	457	C	2024-04-02 02:18:16
6	Marcus Blücher	461	C	2020-04-07 10:59:57
7	Ulises García	476	C	2018-02-26 23:47:12
8	Samuel Wirajaya	483	C	2015-12-14 05:30:54
9	Adrians Formanickis	483	C	2025-09-30 17:26:55
10	Seth Carter	514	C	2018-02-24 00:11:16

#	User	Length	Language	Date
1	Marius Løkketangen	645	C#	2017-06-07 14:20:57
2	Shantanu Sharma	737	C#	2025-09-14 04:47:44
3	Alex Laurila	764	C#	2023-05-21 11:18:46
4	Michael Gulliksen	788	C#	2017-06-07 14:02:29
5	Gunnar Kreitz	887	C#	2015-10-10 08:30:37
6	Lukas Polacek	887	C#	2016-11-19 16:30:29
7	Christoffer Lundqvist	890	C#	2021-04-10 12:15:58
8	Tom Ilestrand	922	C#	2019-02-14 13:42:28
9	Sanny	942	C#	2021-03-26 06:11:06
10	Linus Yng	950	C#	2017-05-31 11:37:48

#	User	Length	Language	Date
1	Ajay Theetharappan	196	C++	2020-02-16 10:10:41
2	oy9r	246	C++	2024-03-31 05:25:14
3	Manshant Singh Kohli	259	C++	2016-05-28 05:53:36
4	Mugeon Kim	275	C++	2024-02-17 13:15:28
5	Elias Lolck	285	C++	2023-08-16 23:16:22
6	Gerth Stølting Brodal	286	C++	2015-10-11 14:30:39
7	Andrey Chumachenko	295	C++	2017-11-19 09:34:20
8	Francisco Bruno Dias Ribeiro da Silva	299	C++	2021-11-22 20:09:04
9	Ganapathy Sanath Balaji	300	C++	2019-08-09 14:42:14
10	Lee Zheng Han	303	C++	2022-12-09 17:40:28

#	User	Length	Language	Date
1	Hidden user	447	Go	2020-04-05 15:14:28
2	Mehmet Salih Kemaloğlu	447	Go	2020-04-05 15:17:54
3	Norbert Voelker	673	Go	2021-11-12 15:20:44
4	Krzysztof Gibuła	777	Go	2021-03-28 14:22:23
5	Eddy Wu	861	Go	2018-12-22 04:48:33
6	Markus Weller	963	Go	2019-04-02 17:28:33
7	Albert Leung	1176	Go	2021-06-20 14:52:35
8	Johannes Larsson	1214	Go	2019-06-08 13:56:59
9	Neal McCarthy	1252	Go	2019-04-10 19:07:10
10	Kjell Erik Reed Anda	1253	Go	2018-12-13 14:39:31

#	User	Length	Language	Date
1	Matthew Craven	353	Haskell	2020-08-29 16:35:39
2	Hidden user	501	Haskell	2022-01-23 05:23:19
3	Lars Lønne	621	Haskell	2016-09-30 13:09:45
4	Rudy Matela	782	Haskell	2023-09-10 10:44:33
5	Steinar Simonnes	895	Haskell	2024-10-25 04:28:22
6	Sanjay Singh	900	Haskell	2024-11-10 05:37:24
7	Hidden user	907	Haskell	2020-05-02 21:44:12
8	Frank Staals	951	Haskell	2015-10-11 19:15:07
9	Zach Tschetter	1010	Haskell	2021-04-24 21:52:02
10	Brent Yorgey	1042	Haskell	2018-10-27 14:25:14

#	User	Length	Language	Date
1	Yeung Man Tsung	426	Java	2022-06-22 07:43:47
2	Natalie Longtin	440	Java	2018-01-08 19:48:31
3	Doug Goodman	483	Java	2017-07-28 13:55:28
4	Austin Legatt	534	Java	2022-09-16 15:38:22
5	Michela Vieri	538	Java	2020-10-29 06:00:36
6	Swetha Ranga	544	Java	2023-01-26 06:35:10
7	Jonas Sjöstrand	551	Java	2015-10-17 22:32:15
8	Tiffani Slutsky	557	Java	2018-01-10 01:41:42
9	Manisha Chandran	560	Java	2022-04-17 00:10:57
10	Mayur Suresh	566	Java	2022-01-17 21:30:33

#	User	Length	Language	Date
1	Imran Syed	819	JavaScript (Node.js)	2019-11-24 15:02:20
2	Serena Lynas	822	JavaScript (Node.js)	2025-03-29 18:30:19
3	Samuel Larsson	885	JavaScript (Node.js)	2021-05-26 11:47:17
4	Suryakant Kumar	1167	JavaScript (Node.js)	2021-04-24 13:46:16

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	362	JavaScript (SpiderMonkey)	2023-06-09 14:47:53
2	Nguyễn Hùng Cường	372	JavaScript (SpiderMonkey)	2018-08-15 06:44:21
3	Bjørn Chr. Soltvedt	393	JavaScript (SpiderMonkey)	2020-08-27 10:29:07
4	Srimaan	490	JavaScript (SpiderMonkey)	2021-05-26 04:11:51
5	Nicklas Utgaard	509	JavaScript (SpiderMonkey)	2017-06-07 14:09:14

#	User	Length	Language	Date
1	Hidden user	151	Julia	2025-04-11 05:04:01
2	Timothy Gaede	2015	Julia	2024-08-07 10:30:49

#	User	Length	Language	Date
1	Aaron Lamoreaux	343	Kotlin	2021-06-28 01:27:13
2	Adam Koprowski	485	Kotlin	2020-08-17 20:44:02
3	Dayan Ruben Gonzalez	503	Kotlin	2020-10-08 01:40:37
4	Adam Rankin	553	Kotlin	2023-09-20 04:53:13
5	Johnny Baloney	825	Kotlin	2021-12-26 15:58:23
6	Στέλιος Γάκης	1014	Kotlin	2020-10-30 00:35:33
7	mohsen soli	1033	Kotlin	2026-01-03 07:57:26
8	Daniel Taco Törbacka	3804	Kotlin	2018-04-24 06:16:42
9	Ravisai Tiruvuri	5882	Kotlin	2024-04-28 14:47:44

#	User	Length	Language	Date
1	Hidden user	917	OCaml	2024-01-10 18:49:02

#	User	Length	Language	Date
1	crapcode	241	PHP	2022-06-05 00:31:01
2	Susanne Ragnemalm	1288	PHP	2018-06-10 21:18:20

#	User	Length	Language	Date
1	Thomas Feld	176	Python 2	2019-08-27 13:53:35
2	LiU Extra 3	184	Python 2	2015-10-10 09:17:59
3	Eoin Davey	228	Python 2	2017-10-16 16:10:26
4	Jesper Öqvist	250	Python 2	2018-05-24 08:47:03
5	Johannes Agestam	266	Python 2	2015-10-14 12:14:47
6	Vifill Sverrisson	268	Python 2	2017-12-26 18:07:49
7	Oskar Haarklou Veileborg	273	Python 2	2015-10-10 20:42:52
8	Asger Hautop Drewsen	273	Python 2	2015-10-11 16:49:42
9	Ragur Krishnan	291	Python 2	2018-01-14 02:35:30
10	Lars Åström	305	Python 2	2018-04-09 20:04:07

#	User	Length	Language	Date
1	Shashank Bhatt	140	Python 3	2024-06-24 19:14:31
2	Florian ten Napel	157	Python 3	2025-03-12 10:44:08
3	Guk Yi Siong	170	Python 3	2024-12-19 07:53:32
4	Ahmed Chamseddine	171	Python 3	2024-12-29 22:38:28
5	Ritesh Chhabra	172	Python 3	2018-01-12 13:37:52
6	Yong Mao	174	Python 3	2023-05-04 23:22:56
7	Hidden user	176	Python 3	2020-04-05 15:08:38
8	Miguel Fernandez	184	Python 3	2018-01-12 13:47:01
9	Suryakant Baluni	184	Python 3	2019-08-20 07:29:36
10	Hidden user	184	Python 3	2019-12-19 22:08:58

#	User	Length	Language	Date
1	Thomas Feld	105	Ruby	2023-05-04 08:35:05
2	Uğurcan Eser	385	Ruby	2018-11-07 06:59:01
3	Reed Harris	476	Ruby	2018-03-19 19:24:10
4	Krzysztof Hasinski	746	Ruby	2022-03-13 14:58:59

#	User	Length	Language	Date
1	Gustaf Blomqvist	601	Rust	2019-09-29 02:10:00
2	Florian ten Napel	635	Rust	2025-03-11 15:09:39
3	Adam Gausmann	775	Rust	2019-03-15 11:20:36
4	Bas Dirks	891	Rust	2022-01-15 17:52:45
5	André Palmborg	994	Rust	2020-03-30 23:13:59
6	Zheyu Shen	1001	Rust	2024-02-09 13:05:07
7	Hidden user	1085	Rust	2024-12-30 06:46:12
8	Hidden user	1193	Rust	2025-03-10 14:43:39
9	Jonathan Jiang	1194	Rust	2021-04-19 15:51:34
10	Nicolas Bliss-Carrascosa	1212	Rust	2025-03-24 23:59:16

Solution running time distribution