Problem J
Reversing Roads — Problem Statistics

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Submissions	4600
Accepted submissions	1213
Submission ratio	26.37%
Authors	978
Full solves [?]	812
Full solve Ratio	83.03%

#	User	Runtime	Language	Date
1	Bergur Snorrason	0.01 s	C	2019-12-12 13:20:38
2	Mirel Cosulschi	0.01 s	C	2022-11-18 14:11:47
3	Alexander Bilde Pedersen	0.01 s	C	2023-03-01 21:43:48

#	User	Runtime	Language	Date
1	Tan Goog	0.03 s	C#	2018-07-29 12:42:15
2	Sourabh Bikash Mondal	0.04 s	C#	2018-03-19 16:05:39
3	Edvin Mako	0.05 s	C#	2020-01-30 13:08:45
4	Jayant Notani	0.05 s	C#	2020-04-12 06:18:07
5	Akshay Patel	0.06 s	C#	2020-11-11 08:26:08

#	User	Runtime	Language	Date
1	Nathan Lee	0.03 s	Go	2025-11-09 17:13:45

#	User	Runtime	Language	Date
1	Stian	0.33 s	Haskell	2020-01-23 17:39:12

#	User	Runtime	Language	Date
1	William Fiset	0.07 s	Java	2017-04-11 02:56:58
2	Krishna Lakshmisetty	0.07 s	Java	2017-10-15 02:10:23
3	Mehdi Maick	0.09 s	Java	2017-10-31 21:09:17
4	André Berge	0.09 s	Java	2018-09-30 15:12:19
5	Bjørn Dons	0.09 s	Java	2020-04-12 23:46:31
6	Nihar Atri	0.12 s	Java	2023-03-24 06:10:38
7	Hidden user	0.12 s	Java	2025-04-06 06:32:22
8	Brent Yorgey	0.13 s	Java	2021-03-21 21:05:09
9	Paul Boddington	0.14 s	Java	2016-05-11 04:05:04

#	User	Runtime	Language	Date
1	Zach Tschetter	0.19 s	JavaScript (SpiderMonkey)	2023-07-10 01:30:56
2	Christian Pilegaard Cederquist	0.38 s	JavaScript (SpiderMonkey)	2023-08-03 18:06:54
3	Bjørn Chr. Soltvedt	0.56 s	JavaScript (SpiderMonkey)	2022-06-27 11:43:21

#	User	Runtime	Language	Date
1	Morten Bergmann	0.33 s	Kotlin	2021-01-30 11:57:02
2	Hidden user	0.35 s	Kotlin	2020-04-28 23:34:26
3	Ditlef Alexander Diseth	0.43 s	Kotlin	2020-01-22 16:35:42

#	User	Runtime	Language	Date
1	Juliang Li	0.06 s	Python 2	2018-04-02 21:46:28
2	Lars Åström	0.10 s	Python 2	2019-06-11 18:25:56
3	Oskar Haarklou Veileborg	0.10 s	Python 2	2019-10-25 11:04:38
4	Øyvind Haarberg	0.11 s	Python 2	2018-09-26 13:58:48
5	John Paul Hanson	0.12 s	Python 2	2017-09-18 20:37:00
6	Victor Zheng	0.15 s	Python 2	2017-06-17 22:41:02
7	Pratham	0.28 s	Python 2	2025-06-03 11:21:34
8	Agis Daniels	0.29 s	Python 2	2020-03-30 19:22:42
9	Grant Ballard	0.32 s	Python 2	2019-04-07 03:00:29
10	Edgar Portales	0.32 s	Python 2	2021-04-07 04:37:23

#	User	Runtime	Language	Date
1	Cian Ruane	0.03 s	Python 3	2018-04-05 15:06:37
2	Leonard Kalema	0.03 s	Python 3	2018-05-18 10:51:24
3	Hidden user	0.03 s	Python 3	2019-04-06 22:36:38
4	Andrey Rudkov	0.03 s	Python 3	2019-05-16 13:46:48
5	Thomas Bolf	0.05 s	Python 3	2025-04-05 22:08:11
6	Stephen Ibeh	0.05 s	Python 3	2025-06-03 14:57:28
7	Ankita Tank	0.05 s	Python 3	2025-06-03 16:34:32
8	Heliya Shariati	0.06 s	Python 3	2022-07-09 13:47:24
9	Sameer Ahmed Khan	0.06 s	Python 3	2024-01-02 11:10:12
10	Matthew Mar	0.06 s	Python 3	2024-11-10 05:31:18

#	User	Runtime	Language	Date
1	Jan Inge Sande	0.00 s	Rust	2025-01-29 18:38:29
2	Vincent Lagerros	0.00 s	Rust	2025-07-15 19:10:05
3	Mckinley Xie	0.01 s	Rust	2025-04-06 05:33:24
4	Christofer Nolander	0.02 s	Rust	2018-12-18 13:53:22
5	Niklas Sandén	0.02 s	Rust	2023-02-22 10:57:00
6	Ole Magnus	0.03 s	Rust	2025-01-21 08:32:21
7	Atli Fannar Franklín	0.04 s	Rust	2022-01-15 15:52:23
8	Julius Thunström	0.04 s	Rust	2023-02-22 19:33:17
9	Eric Pinter	0.06 s	Rust	2021-07-29 05:23:42
10	Eskil Queseth	0.07 s	Rust	2020-01-15 02:58:38

#	User	Runtime	Language	Date
1	Danial Haseeb	0.17 s	Swift	2023-12-09 07:35:06

#	User	Length	Language	Date
1	Alexander Bilde Pedersen	2196	C	2023-03-01 21:43:48
2	Bergur Snorrason	2280	C	2019-12-12 13:20:38
3	Mirel Cosulschi	2473	C	2022-11-18 14:11:47

#	User	Length	Language	Date
1	Akshay Patel	4570	C#	2020-11-11 08:26:08
2	Tan Goog	4882	C#	2018-07-29 12:42:15
3	Edvin Mako	5136	C#	2020-01-30 13:08:45
4	Jayant Notani	5198	C#	2020-04-12 06:18:07
5	Sourabh Bikash Mondal	5375	C#	2018-03-19 16:27:44

#	User	Length	Language	Date
1	Richard Gong	904	C++	2015-10-10 06:35:14
2	Valeriu Motroi	950	C++	2016-05-03 10:46:20
3	Kaifei Chen	992	C++	2013-07-02 09:41:51
4	Johan Wind	1071	C++	2018-05-09 01:45:55
5	Chase Hinesman	1110	C++	2018-04-04 22:06:41
6	Jakob Rødal Skaar	1188	C++	2025-01-21 13:06:37
7	Fabio Giovanazzi	1196	C++	2021-12-07 15:15:54
8	SAMUELE ARTICO	1218	C++	2022-10-08 17:49:32
9	Claire Duong	1222	C++	2018-04-12 19:25:52
10	Paulius Gasiukevicius	1227	C++	2018-04-08 09:15:52

#	User	Length	Language	Date
1	Nathan Lee	4452	Go	2025-11-09 17:13:45

#	User	Length	Language	Date
1	Stian	931	Haskell	2020-01-23 17:38:04

#	User	Length	Language	Date
1	Doug Goodman	1518	Java	2016-07-08 20:37:14
2	Thomas King	1526	Java	2020-04-13 20:31:22
3	Duncan Page	1547	Java	2018-03-27 00:11:16
4	Love Almgren	1894	Java	2017-02-03 21:34:32
5	Crystal Sharpe	2054	Java	2020-06-12 00:02:19
6	Erlend Raa Vågset	2226	Java	2018-10-26 08:51:42
7	Peter Jin	2254	Java	2022-10-19 23:05:06
8	other other	2340	Java	2018-04-02 05:59:51
9	Paul Boddington	2536	Java	2016-05-11 03:54:53
10	Micah Stairs	2601	Java	2016-09-13 20:45:05

#	User	Length	Language	Date
1	Zach Tschetter	2033	JavaScript (SpiderMonkey)	2023-07-10 01:30:56
2	Christian Pilegaard Cederquist	2947	JavaScript (SpiderMonkey)	2023-08-03 18:06:54
3	Bjørn Chr. Soltvedt	20042	JavaScript (SpiderMonkey)	2022-06-27 11:43:21

#	User	Length	Language	Date
1	Hidden user	1968	Kotlin	2020-04-28 23:34:26
2	Morten Bergmann	3965	Kotlin	2021-01-30 11:57:02
3	Ditlef Alexander Diseth	6702	Kotlin	2020-01-22 16:35:42

#	User	Length	Language	Date
1	Victor Zheng	908	Python 2	2017-06-17 22:41:02
2	Oskar Haarklou Veileborg	1046	Python 2	2019-10-25 11:04:38
3	Lars Åström	1115	Python 2	2019-06-11 18:25:56
4	Juliang Li	1544	Python 2	2018-04-02 21:46:28
5	Grant Ballard	1772	Python 2	2019-04-07 03:00:29
6	Jonathan Grimes	1862	Python 2	2018-04-08 19:28:28
7	Martin Jackson	1971	Python 2	2016-07-25 18:37:05
8	Agis Daniels	2162	Python 2	2020-03-30 19:22:42
9	Øyvind Haarberg	2187	Python 2	2018-09-26 13:58:48
10	Pratham	2277	Python 2	2025-06-03 11:21:34

#	User	Length	Language	Date
1	Joke	939	Python 3	2025-03-04 15:38:38
2	Hidden user	950	Python 3	2025-01-25 16:04:33
3	Casper Rysgaard	1055	Python 3	2021-06-09 22:34:17
4	Simen Sørensen	1115	Python 3	2025-01-31 12:32:02
5	Vebjørn Søreide Øiestad	1131	Python 3	2025-01-20 19:44:54
6	Nicholas Russell Saerang	1152	Python 3	2023-07-03 16:42:50
7	Eduardo Alvarez Hernandez	1287	Python 3	2025-04-04 15:26:33
8	Mannan Mendiratta	1329	Python 3	2021-04-02 21:22:25
9	Hidden user	1329	Python 3	2025-04-03 20:02:52
10	Hidden user	1357	Python 3	2024-03-19 15:57:06

#	User	Length	Language	Date
1	Ole Magnus	2547	Rust	2025-02-06 19:04:03
2	Eric Pinter	3496	Rust	2021-07-29 05:23:42
3	Eskil Queseth	3616	Rust	2020-01-15 02:58:38
4	Jan Inge Sande	3844	Rust	2025-01-29 18:38:29
5	Christofer Nolander	4603	Rust	2018-12-18 13:53:22
6	Mckinley Xie	7301	Rust	2025-04-06 05:33:24
7	Marcello Delgado	10207	Rust	2024-03-11 05:30:15
8	Atli Fannar Franklín	22537	Rust	2022-01-15 15:52:23
9	Niklas Sandén	28191	Rust	2023-02-22 10:57:00
10	Julius Thunström	29798	Rust	2023-02-22 19:33:17

#	User	Length	Language	Date
1	Danial Haseeb	2955	Swift	2023-12-09 07:35:06

Solution running time distribution