Problem K
Coast Length — Problem Statistics

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Submissions	11878
Accepted submissions	4302
Submission ratio	36.22%
Authors	3259
Full solves [?]	2811
Full solve Ratio	86.25%

#	User	Runtime	Language	Date
1	Chenzhang Hu	0.16 s	Bash	2024-04-17 16:40:01

#	User	Runtime	Language	Date
1	Axel Delbom	0.01 s	C	2019-03-27 13:34:52
2	Olof Heurgren	0.02 s	C	2016-12-10 18:32:56
3	Jón Steinn Elíasson	0.02 s	C	2017-06-21 16:07:51
4	Ng Wei Jie	0.02 s	C	2020-02-17 17:34:24
5	Pranay Kiran	0.02 s	C	2022-04-28 18:42:02
6	Mohd Farhat	0.02 s	C	2023-04-28 12:16:41
7	Nick	0.02 s	C	2023-10-17 16:41:22
8	soroush eskandary	0.02 s	C	2024-07-14 00:54:33
9	Kiet Pham Tuan	0.02 s	C	2024-12-09 02:12:50
10	Đặng Xuân Thành	0.03 s	C	2016-05-03 16:30:01

#	User	Runtime	Language	Date
1	Brian Kirby	0.06 s	C#	2017-05-13 04:56:19
2	masosz	0.07 s	C#	2015-03-31 17:32:45
3	Bartosz Starczewski	0.07 s	C#	2018-07-29 14:25:41
4	Nick Russell	0.08 s	C#	2018-06-07 20:37:22
5	Siavash Ghodsi Moghaddam	0.10 s	C#	2015-12-15 22:20:48
6	Hidden user	0.10 s	C#	2017-03-22 09:34:38
7	Lukas Polacek	0.11 s	C#	2013-02-27 09:57:09
8	Pontus Bergkvist	0.11 s	C#	2016-07-02 13:34:48
9	Leslie Yip	0.11 s	C#	2022-10-09 11:07:38
10	Kyriakos Malamas	0.12 s	C#	2017-04-26 20:20:06

#	User	Runtime	Language	Date
1	Emil Lenngren	0.02 s	C++	2011-10-01 16:44:50
2	Johan Sannemo	0.02 s	C++	2011-10-09 07:54:17
3	Peter Ondrúška	0.02 s	C++	2011-10-16 11:53:00
4	Martin Runelöv	0.02 s	C++	2014-02-19 22:42:59
5	Jonah Schreiber	0.02 s	C++	2014-02-24 23:00:12
6	Christopher Mårtensson	0.02 s	C++	2014-02-25 15:08:07
7	Yang Shi	0.02 s	C++	2014-09-29 13:06:37
8	Hidden user	0.02 s	C++	2015-05-18 11:55:02
9	Hidden user	0.02 s	C++	2015-11-14 02:36:33
10	Aydan JR	0.02 s	C++	2016-01-28 14:11:55

#	User	Runtime	Language	Date
1	Jonas Mittnacht	0.09 s	Go	2024-02-14 14:27:11
2	Paul Boddington	0.16 s	Go	2016-05-17 23:18:07
3	Norbert Voelker	0.25 s	Go	2022-05-01 20:10:39
4	Việt Hà Nguyễn	0.27 s	Go	2016-08-07 08:54:20
5	Krzysztof Gibuła	0.32 s	Go	2021-03-22 21:15:58
6	bonjour	1.31 s	Go	2018-01-17 16:33:04

#	User	Runtime	Language	Date
1	Wilfried van Asten	0.39 s	Haskell	2015-12-13 00:12:04
2	Morten Lohne	0.51 s	Haskell	2017-01-19 14:53:50

#	User	Runtime	Language	Date
1	Fredrik Atmer	0.12 s	Java	2012-11-25 22:22:48
2	Asmus Tørsleff	0.12 s	Java	2022-03-01 13:35:54
3	Simon Klein	0.13 s	Java	2011-10-17 07:26:04
4	Sven Rönnbäck	0.14 s	Java	2022-12-03 17:00:40
5	Ismaila Abdoulahi	0.15 s	Java	2018-10-25 11:55:41
6	José Vander Meulen	0.16 s	Java	2018-10-16 13:13:10
7	Rocha Azevedo Dani	0.16 s	Java	2018-10-25 12:00:49
8	Guangyi Zhou	0.16 s	Java	2025-02-20 03:57:10
9	Josenildo Silva	0.18 s	Java	2017-05-06 17:36:49
10	Đỗ Duy Tân	0.19 s	Java	2015-09-11 07:50:48

#	User	Runtime	Language	Date
1	Rachel Lader	0.21 s	JavaScript (Node.js)	2018-06-09 05:02:52
2	Nicklas Østerberg	0.58 s	JavaScript (Node.js)	2025-04-22 20:13:07
3	Ihor Kolisnyk	0.67 s	JavaScript (Node.js)	2025-09-02 17:42:03
4	Emil Clemedson	0.88 s	JavaScript (Node.js)	2021-08-19 16:39:04

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.15 s	JavaScript (SpiderMonkey)	2018-12-03 01:28:56
2	Ola Næss Kaldestad	0.19 s	JavaScript (SpiderMonkey)	2017-01-29 20:39:55
3	Christian Pilegaard Cederquist	0.26 s	JavaScript (SpiderMonkey)	2023-04-01 01:49:40
4	Miguel Ehrstrand	0.58 s	JavaScript (SpiderMonkey)	2016-09-10 18:37:21
5	Peter Kedemo	1.18 s	JavaScript (SpiderMonkey)	2016-06-12 14:09:22

#	User	Runtime	Language	Date
1	Hidden user	0.83 s	Julia	2025-03-11 05:55:22
2	Timothy Gaede	1.31 s	Julia	2025-04-02 06:46:29

#	User	Runtime	Language	Date
1	Jacob Huebner	0.27 s	Kotlin	2022-04-12 16:38:34
2	Benjamin Ye	0.41 s	Kotlin	2023-01-11 21:36:22
3	Chris Johnson	0.57 s	Kotlin	2026-03-09 20:46:32
4	Björn Holm	0.69 s	Kotlin	2019-04-29 21:00:15
5	Leonard Alexander Blechschmidt	0.73 s	Kotlin	2022-01-10 14:48:19
6	Ali M. Nekoh	0.95 s	Kotlin	2025-06-11 15:50:22
7	Adam Rankin	1.20 s	Kotlin	2023-09-21 17:17:57

#	User	Runtime	Language	Date
1	Luke Vandevoorde	0.22 s	OCaml	2023-01-13 06:20:01

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.03 s	Pascal	2017-08-12 11:34:00

#	User	Runtime	Language	Date
1	Adrian Borup	2.98 s	Perl	2024-10-27 12:33:45

#	User	Runtime	Language	Date
1	Hidden user	0.39 s	PHP	2015-06-19 16:50:19
2	Anders Larsson	0.46 s	PHP	2016-06-08 17:39:49
3	Anders Sjöqvist	0.59 s	PHP	2015-06-17 14:46:53
4	Hidden user	0.59 s	PHP	2015-06-17 19:20:23
5	Henric Johansson	0.70 s	PHP	2021-04-21 07:24:01
6	Marjan Mickoski	0.94 s	PHP	2015-06-17 14:10:54
7	Ilija Matoski	1.11 s	PHP	2015-06-17 12:26:57

#	User	Runtime	Language	Date
1	Fredrika Agestam	0.18 s	Python 2	2015-05-18 18:40:18
2	Lars Åström	0.18 s	Python 2	2018-03-27 23:13:19
3	Tore Norderud	0.19 s	Python 2	2015-10-08 20:54:51
4	Alvaro Silvino	0.19 s	Python 2	2016-04-20 13:40:58
5	Victor Zheng	0.20 s	Python 2	2017-06-18 00:36:27
6	Gustav Sennton	0.21 s	Python 2	2012-03-20 17:05:33
7	Hidden user	0.22 s	Python 2	2011-10-02 16:37:01
8	Lars Tveito	0.22 s	Python 2	2015-10-08 19:20:32
9	Mikael Hedin	0.23 s	Python 2	2015-10-26 13:53:59
10	Andreas Serra	0.24 s	Python 2	2014-02-20 09:14:23

#	User	Runtime	Language	Date
1	Hrant Hovhannisyan	0.16 s	Python 3	2026-01-16 08:44:30
2	Joshua Ganschow	0.16 s	Python 3	2026-02-12 14:44:19
3	Christoph Dürr	0.18 s	Python 3	2024-11-16 08:39:48
4	Steven Widjaja	0.18 s	Python 3	2025-03-31 20:38:43
5	crapcode	0.19 s	Python 3	2022-05-03 22:07:20
6	LI LETIAN	0.19 s	Python 3	2025-01-20 04:53:39
7	Petr	0.19 s	Python 3	2025-10-24 13:42:09
8	Hjalte Erlang Treebak	0.19 s	Python 3	2026-02-28 13:17:13
9	Grant McCord	0.20 s	Python 3	2022-11-04 00:57:37
10	Simen Sørensen	0.20 s	Python 3	2025-04-22 13:05:48

#	User	Runtime	Language	Date
1	Alexander Bilde Pedersen	1.03 s	Ruby	2023-03-11 12:05:48
2	Casper Christensen	1.08 s	Ruby	2016-03-14 15:08:57
3	Ivy Wang	1.20 s	Ruby	2023-01-10 23:52:46
4	Hidden user	1.39 s	Ruby	2019-02-16 22:41:39

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.02 s	Rust	2024-05-16 15:42:50
2	David Rasch	0.03 s	Rust	2021-03-12 16:06:07
3	Joe Blower	0.03 s	Rust	2025-08-04 00:47:30
4	Jianghua Wang	0.04 s	Rust	2023-01-10 06:03:03
5	藤原潮人	0.04 s	Rust	2023-07-13 20:42:22
6	Egor Kulikov	0.04 s	Rust	2024-12-20 11:16:05
7	Bas Dirks	0.05 s	Rust	2022-02-22 15:25:05
8	Ryosuke Takahashi	0.06 s	Rust	2023-07-11 20:24:40
9	Iwancof	0.09 s	Rust	2023-05-23 05:59:00
10	Ryan Chau	0.31 s	Rust	2023-01-19 19:16:48

#	User	Runtime	Language	Date
1	Danial Haseeb	0.42 s	Swift	2023-12-06 03:42:54

#	User	Length	Language	Date
1	Chenzhang Hu	1708	Bash	2024-04-17 16:40:01

#	User	Length	Language	Date
1	Hidden user	911	C	2020-08-16 04:18:41
2	Phan Ngoc Lan	957	C	2016-07-31 06:00:57
3	Jonas Mittnacht	964	C	2024-02-03 15:31:45
4	Hidden user	964	C	2026-02-02 21:32:16
5	Hidden user	1003	C	2014-10-21 19:20:40
6	Damjan Polugic	1014	C	2020-01-20 12:20:47
7	Dominic Viola	1030	C	2024-02-14 13:49:10
8	Hidden user	1042	C	2025-01-09 21:30:18
9	Mouad Naciri	1066	C	2017-03-25 11:22:44
10	Olav Røthe Bakken	1086	C	2017-01-26 19:13:16

#	User	Length	Language	Date
1	Havkost	1369	C#	2024-11-18 20:34:15
2	Lukas Polacek	1401	C#	2013-02-27 09:57:09
3	RecompiledBirds	1664	C#	2025-09-30 17:55:02
4	Rafael Steffen Nguyen Jensen	1883	C#	2025-03-12 19:48:29
5	Leslie Yip	1893	C#	2022-10-09 11:07:38
6	Bartosz Starczewski	2458	C#	2018-07-29 14:25:41
7	Pontus Bergkvist	2543	C#	2016-07-02 13:34:48
8	Brian Kirby	2692	C#	2017-05-13 04:56:19
9	Louie Waterfall	2779	C#	2022-04-27 14:37:58
10	Omid Naghizadeh	3019	C#	2015-07-17 05:03:57

#	User	Length	Language	Date
1	Naufal Aziz	526	C++	2017-01-17 07:24:23
2	Ichsan Noor Salim	526	C++	2017-01-17 09:54:26
3	Erallesa Putra Sandeni	528	C++	2017-01-17 08:57:40
4	Yeung Man Tsung	561	C++	2022-11-25 07:58:00
5	Johan Wind	577	C++	2015-09-18 15:45:36
6	Adhish Kancharla	599	C++	2020-10-04 10:21:39
7	Jacob Denson	612	C++	2016-10-15 17:37:03
8	Nguyễn Mạnh	616	C++	2019-09-30 08:05:52
9	Victor Zheng	620	C++	2017-06-17 21:21:48
10	Gabriel Pereira de Carvalho	624	C++	2019-05-18 14:57:04

#	User	Length	Language	Date
1	Krzysztof Gibuła	911	Go	2021-03-22 21:15:58
2	Jonas Mittnacht	1294	Go	2024-02-03 16:28:33
3	Paul Boddington	1695	Go	2016-05-17 23:18:07
4	Norbert Voelker	1749	Go	2022-05-01 19:56:14
5	bonjour	1919	Go	2018-01-17 16:33:04
6	Việt Hà Nguyễn	2185	Go	2016-08-07 08:54:20

#	User	Length	Language	Date
1	Morten Lohne	3789	Haskell	2017-01-19 14:53:50
2	Wilfried van Asten	15112	Haskell	2015-12-13 00:12:04

#	User	Length	Language	Date
1	Doug Goodman	869	Java	2016-07-08 14:33:33
2	Marc Dominic San Pedro	975	Java	2023-03-29 15:41:01
3	Hidden user	999	Java	2016-10-07 21:58:46
4	Markus Bao	1013	Java	2023-01-28 16:33:33
5	Stephen Royal	1030	Java	2015-08-26 17:17:21
6	Malte Larsson	1068	Java	2018-03-26 17:02:44
7	Gabriela Llave	1084	Java	2015-09-01 17:22:11
8	Nhan Le	1090	Java	2018-11-07 22:57:26
9	Xuehui Chen	1147	Java	2018-07-13 01:02:50
10	Joshua Workman	1164	Java	2020-10-14 22:02:58

#	User	Length	Language	Date
1	Ihor Kolisnyk	1457	JavaScript (Node.js)	2025-09-02 17:42:03
2	Rachel Lader	1761	JavaScript (Node.js)	2018-06-09 05:02:52
3	Nicklas Østerberg	2065	JavaScript (Node.js)	2025-04-22 20:13:07
4	Emil Clemedson	2329	JavaScript (Node.js)	2021-08-19 16:39:04

#	User	Length	Language	Date
1	Bjørn Chr. Soltvedt	1164	JavaScript (SpiderMonkey)	2018-12-03 01:28:56
2	Christian Pilegaard Cederquist	1281	JavaScript (SpiderMonkey)	2023-04-01 01:49:40
3	Peter Kedemo	1533	JavaScript (SpiderMonkey)	2016-06-12 14:09:22
4	Ola Næss Kaldestad	1562	JavaScript (SpiderMonkey)	2017-01-29 20:39:55
5	Miguel Ehrstrand	7594	JavaScript (SpiderMonkey)	2016-09-10 18:37:21

#	User	Length	Language	Date
1	Hidden user	322	Julia	2025-03-11 06:24:38
2	Timothy Gaede	2036	Julia	2025-04-02 06:46:29

#	User	Length	Language	Date
1	Benjamin Ye	953	Kotlin	2023-01-11 21:36:22
2	Jacob Huebner	1295	Kotlin	2020-12-05 20:37:03
3	Ali M. Nekoh	1644	Kotlin	2025-06-11 15:50:22
4	Leonard Alexander Blechschmidt	1770	Kotlin	2022-01-10 14:48:19
5	Chris Johnson	2018	Kotlin	2025-03-05 21:47:16
6	Adam Rankin	2287	Kotlin	2023-09-21 17:17:57
7	Björn Holm	3306	Kotlin	2019-04-29 21:00:15

#	User	Length	Language	Date
1	Luke Vandevoorde	1426	OCaml	2023-01-13 06:20:01

#	User	Length	Language	Date
1	Ingemar Ragnemalm	1563	Pascal	2017-08-12 11:34:00

#	User	Length	Language	Date
1	Adrian Borup	2620	Perl	2024-10-27 12:33:45

#	User	Length	Language	Date
1	Hidden user	804	PHP	2015-06-19 16:50:19
2	Anders Sjöqvist	947	PHP	2015-06-17 14:46:53
3	Hidden user	988	PHP	2015-06-17 19:19:08
4	Henric Johansson	1336	PHP	2021-04-21 07:24:01
5	Marjan Mickoski	1716	PHP	2015-06-17 14:16:43
6	Ilija Matoski	2221	PHP	2015-06-22 17:08:37
7	Anders Larsson	2485	PHP	2016-06-08 17:39:49

#	User	Length	Language	Date
1	Thomas Feld	451	Python 2	2019-08-22 14:06:34
2	Victor Zheng	529	Python 2	2017-06-18 00:36:27
3	John Paul Hanson	564	Python 2	2017-09-21 19:50:12
4	Andreas Björklund	586	Python 2	2019-03-23 12:59:24
5	Lars Tveito	624	Python 2	2015-10-08 19:20:32
6	Hidden user	644	Python 2	2011-10-02 16:37:01
7	Asger Hautop Drewsen	678	Python 2	2018-12-04 00:34:22
8	Paul Devlin	682	Python 2	2019-02-21 18:57:08
9	udprogrammingteam Team	696	Python 2	2017-09-20 01:30:58
10	Thomas Vu	712	Python 2	2018-10-27 16:17:29

#	User	Length	Language	Date
1	June Hoop	257	Python 3	2024-02-29 00:33:23
2	Gustav Elmqvist	280	Python 3	2023-02-13 01:09:27
3	Kevin Wu	296	Python 3	2022-11-04 05:52:49
4	Brian Zhu	308	Python 3	2022-11-04 04:43:29
5	Michael Goldwasser	331	Python 3	2024-10-14 23:38:49
6	Joey Pabalan	428	Python 3	2026-03-10 03:18:34
7	Noah Hessen Bjerke	451	Python 3	2025-11-07 13:01:13
8	Noah Weninger	467	Python 3	2018-10-27 17:14:20
9	Ahmed Chamseddine	483	Python 3	2025-05-16 11:39:42
10	Anshuman Dash	492	Python 3	2023-01-10 00:51:38

#	User	Length	Language	Date
1	Alexander Bilde Pedersen	275	Ruby	2023-03-11 12:05:48
2	Ivy Wang	810	Ruby	2023-01-11 06:46:19
3	Casper Christensen	870	Ruby	2016-01-28 17:35:27
4	Hidden user	1171	Ruby	2019-02-16 22:41:39

#	User	Length	Language	Date
1	Jianghua Wang	1483	Rust	2023-01-10 06:03:03
2	Vincent Lagerros	1658	Rust	2024-05-16 15:42:50
3	Bas Dirks	1701	Rust	2022-02-22 15:25:05
4	David Rasch	2003	Rust	2021-03-12 16:06:07
5	藤原潮人	2367	Rust	2023-07-13 20:42:22
6	Joe Blower	2729	Rust	2025-08-04 00:54:50
7	Ryan Chau	3016	Rust	2023-01-19 19:16:48
8	Kian Kasad	3057	Rust	2025-03-28 22:17:03
9	Lasse Wendtland Edslev	4428	Rust	2024-09-24 17:31:19
10	Ryosuke Takahashi	6409	Rust	2023-07-11 20:24:40

#	User	Length	Language	Date
1	Danial Haseeb	1954	Swift	2023-12-06 03:42:54

Solution running time distribution