Problem A
Goat Rope — Problem Statistics

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Submissions	4579
Accepted submissions	2701
Submission ratio	58.99%
Authors	2488
Accepted authors	2369
Author ratio	95.22%

#	User	Runtime	Language	Date
1	Danny Robinson	0.01 s	Bash	2023-09-04 12:24:59

#	User	Runtime	Language	Date
1	Benjamin Bilbeau	0.02 s	C#	2018-11-09 19:02:36
2	Eric Bäckhage	0.02 s	C#	2019-02-08 11:22:56
3	Fredrik Stigsson	0.02 s	C#	2019-05-07 10:18:29
4	Thomas Norris	0.02 s	C#	2019-06-21 01:01:54
5	Ludwig Hedeby	0.02 s	C#	2019-06-21 23:09:46
6	Risto Kaunisto	0.02 s	C#	2019-07-28 16:46:26
7	Michael Palkovics	0.02 s	C#	2019-11-11 15:10:02
8	Sebastian Gielinger	0.02 s	C#	2019-12-04 11:54:23
9	Daniella	0.02 s	C#	2020-06-21 22:49:54
10	Linus Lagergren	0.02 s	C#	2021-01-13 21:43:46

#	User	Runtime	Language	Date
1	Hidden user	0.02 s	Common Lisp	2019-05-24 06:18:40

#	User	Runtime	Language	Date
1	Patrick Bahr	0.04 s	F#	2021-02-20 17:12:27
2	Jacob Harris Cryer Kragh	0.04 s	F#	2022-06-18 20:29:37

#	User	Runtime	Language	Date
1	Jimmy Nejtron	0.00 s	Go	2024-09-21 19:09:13
2	Khyaati Khanna	0.02 s	Go	2023-04-01 21:36:35
3	Krzysztof Gibuła	0.07 s	Go	2019-01-18 22:22:34
4	Albert Rise Nielsen	0.07 s	Go	2021-08-31 15:06:02
5	James Robb	0.08 s	Go	2020-05-11 17:36:20
6	James Robb	0.08 s	Go	2020-05-12 12:01:42
7	Norbert Voelker	0.08 s	Go	2021-04-12 01:11:56

#	User	Runtime	Language	Date
1	Tom Magnusson	0.00 s	Haskell	2019-03-07 04:27:09
2	Daniel Brännvall	0.00 s	Haskell	2023-06-23 14:10:52
3	Md Akif Chowdhury	0.00 s	Haskell	2023-08-19 09:49:27
4	Sebastian Banert	0.00 s	Haskell	2023-09-03 20:32:22
5	Steinar Simonnes	0.00 s	Haskell	2024-01-29 08:53:40
6	Rudy Matela	0.00 s	Haskell	2024-03-24 19:50:14
7	Isaac Arvestad	0.01 s	Haskell	2018-11-23 17:31:04
8	Håkon Flatval	0.01 s	Haskell	2018-11-30 03:17:51
9	Olle Eriksson	0.01 s	Haskell	2018-12-09 19:57:49
10	Morten Clausen	0.01 s	Haskell	2019-01-02 18:28:37

#	User	Runtime	Language	Date
1	Nathaniel Lahn	0.04 s	Java	2025-02-26 03:01:29
2	José Vander Meulen	0.05 s	Java	2018-11-05 20:54:54
3	James Black	0.05 s	Java	2018-11-07 22:28:16
4	Love Engman	0.05 s	Java	2018-11-10 12:51:58
5	Ivan Thrysøe	0.05 s	Java	2018-11-12 00:25:34
6	John Ladera	0.05 s	Java	2018-11-14 08:26:20
7	Maya Robbestad	0.05 s	Java	2024-03-14 13:45:41
8	Lee Heng Sheng	0.05 s	Java	2024-04-27 10:52:28
9	Ku Brian	0.05 s	Java	2024-05-04 04:51:05
10	Ranjith M	0.05 s	Java	2024-06-08 05:35:15

#	User	Runtime	Language	Date
1	Carl Sundvall	0.05 s	JavaScript (Node.js)	2018-11-12 10:26:19
2	Gurpartap Singh Bhatti	0.05 s	JavaScript (Node.js)	2019-03-14 22:00:55
3	José Lucas	0.05 s	JavaScript (Node.js)	2019-03-19 11:49:08
4	Hidden user	0.05 s	JavaScript (Node.js)	2024-10-13 22:23:57
5	Peter Kedemo	0.41 s	JavaScript (Node.js)	2019-12-22 19:22:37
6	John	0.42 s	JavaScript (Node.js)	2020-07-29 00:28:25
7	Matt Pope	0.42 s	JavaScript (Node.js)	2020-09-17 04:25:40
8	Andoko Chandra	0.42 s	JavaScript (Node.js)	2020-10-08 19:43:17
9	Marius Alexander Winsjansen	0.42 s	JavaScript (Node.js)	2020-12-12 18:20:40
10	Chris Wong	0.42 s	JavaScript (Node.js)	2021-02-08 15:48:57

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.02 s	JavaScript (SpiderMonkey)	2018-11-04 12:41:31
2	Bernard Perrin	0.02 s	JavaScript (SpiderMonkey)	2019-03-11 00:15:55
3	Peter Menyes	0.02 s	JavaScript (SpiderMonkey)	2021-08-09 19:19:52
4	Jimmy Gustafsson	0.02 s	JavaScript (SpiderMonkey)	2022-06-22 21:39:10
5	Håkan Lindahl	0.02 s	JavaScript (SpiderMonkey)	2022-06-27 23:08:12
6	Christian Cederquist	0.02 s	JavaScript (SpiderMonkey)	2022-11-16 00:16:39
7	Andrea Bianchessi	0.03 s	JavaScript (SpiderMonkey)	2019-10-01 09:21:23
8	Nicklas Utgaard	0.03 s	JavaScript (SpiderMonkey)	2021-04-18 15:05:22

#	User	Runtime	Language	Date
1	Timothy Gaede	0.68 s	Julia	2024-03-24 04:18:41
2	Danny Robinson	0.71 s	Julia	2023-09-04 12:05:54

#	User	Runtime	Language	Date
1	Kiel Dowdle	0.12 s	Kotlin	2021-03-30 16:16:10
2	Jacob Huebner	0.16 s	Kotlin	2020-02-24 09:58:31
3	Adam Rankin	0.18 s	Kotlin	2023-05-04 21:07:17
4	Emil Göransson	0.18 s	Kotlin	2023-06-26 13:03:31
5	Neil Harmon	0.19 s	Kotlin	2019-04-03 11:03:18
6	Magnus Tønnessen	0.19 s	Kotlin	2021-09-06 16:38:55
7	Matthew Lutze	0.20 s	Kotlin	2019-09-23 07:55:41
8	Benjamin Laurence Erickson	0.22 s	Kotlin	2018-12-22 01:35:40
9	Troy Warmboe	0.22 s	Kotlin	2020-02-10 22:10:17
10	axl	0.31 s	Kotlin	2019-08-06 13:56:34

#	User	Runtime	Language	Date
1	Erik K	0.00 s	OCaml	2020-11-27 06:59:34
2	Evan Magill	0.00 s	OCaml	2023-10-15 08:42:00

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	Odin	2025-05-18 22:29:09

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.00 s	Pascal	2018-11-06 18:12:57
2	David Connolly	0.00 s	Pascal	2022-04-05 18:39:39

#	User	Runtime	Language	Date
1	Jonas Lindenskov Nielsen	0.01 s	PHP	2019-10-09 09:30:56
2	Renate	0.01 s	PHP	2021-05-22 00:35:01
3	Andre Wahyudi	0.01 s	PHP	2022-12-08 05:46:02

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.01 s	Prolog	2018-11-12 12:20:00

#	User	Runtime	Language	Date
1	Andrei Stoica	0.02 s	Python 2	2019-01-01 22:27:51
2	Hasan Kalzi	0.02 s	Python 2	2022-06-18 10:37:35
3	Jesper Öqvist	0.03 s	Python 2	2018-11-04 13:27:28
4	Ethan Arnold	0.03 s	Python 2	2018-11-04 22:48:55
5	Johann Ly	0.03 s	Python 2	2018-11-05 08:07:55
6	Mark van Helvoort	0.03 s	Python 2	2018-11-06 13:54:19
7	Lars Åström	0.03 s	Python 2	2018-11-08 00:31:21
8	Hidden user	0.03 s	Python 2	2018-11-08 02:44:44
9	Max Holmberg	0.03 s	Python 2	2018-11-08 13:48:22
10	Catalin Popa	0.03 s	Python 2	2018-11-16 19:19:25

#	User	Runtime	Language	Date
1	James Church	0.02 s	Python 3	2018-11-03 19:35:23
2	Craigory Coppola	0.02 s	Python 3	2018-11-04 02:58:53
3	Jared Gillespie	0.02 s	Python 3	2018-11-04 14:28:27
4	Joseph-Anthony Hardin	0.02 s	Python 3	2018-11-04 18:37:30
5	Kasra Ghodsi	0.02 s	Python 3	2018-11-04 19:56:50
6	Ben Stutzman	0.02 s	Python 3	2018-11-04 22:57:56
7	Bjørn Dons	0.02 s	Python 3	2018-11-05 00:40:47
8	Jacob Raymond	0.02 s	Python 3	2018-11-05 02:10:02
9	Christofer Ohlsson	0.02 s	Python 3	2018-11-05 12:35:51
10	Arnav Sastry	0.02 s	Python 3	2018-11-05 13:27:10

#	User	Runtime	Language	Date
1	Miorel Palii	0.04 s	Ruby	2018-11-03 23:07:15
2	Donald Dong	0.04 s	Ruby	2018-12-28 06:56:20
3	Stefan Kennedy	0.04 s	Ruby	2019-01-19 17:42:05
4	Hidden user	0.04 s	Ruby	2019-03-26 17:19:13
5	Macdara mac an tSionnaigh	0.04 s	Ruby	2019-09-17 17:01:59
6	Hidden user	0.05 s	Ruby	2020-05-28 14:23:27
7	Thomas Feld	0.06 s	Ruby	2022-11-09 11:51:27

#	User	Length	Language	Date
1	Danny Robinson	119	Bash	2023-09-04 12:24:59

#	User	Length	Language	Date
1	Martin Blom	236	C	2023-10-19 18:05:34
2	Wesley Stephanak	337	C	2019-02-08 11:16:07
3	Ximun Castoreo	359	C	2020-07-06 14:13:32
4	Emil Wihlander	457	C	2020-12-02 22:25:10
5	Magnus Wass	463	C	2020-03-17 13:23:17
6	Jack Carson	463	C	2020-12-11 12:51:43
7	Pontus Lidholm	478	C	2019-03-22 18:02:24
8	Matthew Weston	485	C	2021-12-31 18:29:57
9	Hidden user	527	C	2024-10-04 18:11:12
10	Talha Sohail	534	C	2023-04-01 19:25:01

#	User	Length	Language	Date
1	Esty Crow	731	C#	2025-04-25 09:18:35
2	clarence chen	761	C#	2025-05-02 19:07:33
3	Ludwig Hedeby	778	C#	2019-06-21 23:09:46
4	Eric Weiss	908	C#	2022-07-08 21:18:06
5	Eric Bäckhage	991	C#	2019-02-08 11:22:56
6	Benedict Sizwe Kubeka	1006	C#	2023-04-30 21:36:20
7	Deci Bel	1030	C#	2025-06-30 17:35:22
8	Brandon Mord	1133	C#	2023-10-28 00:59:07
9	John Jones	1385	C#	2024-10-05 19:55:21
10	Thomas Norris	1391	C#	2019-06-21 01:01:54

#	User	Length	Language	Date
1	Zachary DeStefano	261	C++	2020-12-15 21:21:26
2	Hidden user	261	C++	2022-06-22 14:57:36
3	Tai Bui	301	C++	2019-11-06 00:54:59
4	Carl Aguinaldo	310	C++	2024-10-26 20:22:52
5	Yeung Man Tsung	316	C++	2022-11-20 09:34:06
6	Zane Yu	322	C++	2018-12-31 04:46:12
7	Wen Hao	336	C++	2022-10-31 05:08:29
8	Cassandra Cabrera	341	C++	2019-02-20 07:00:08
9	Joel Au	341	C++	2020-06-05 11:20:14
10	Vayun Mathur	344	C++	2024-11-01 04:54:20

#	User	Length	Language	Date
1	Hidden user	806	Common Lisp	2019-05-24 06:18:40

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	801	F#	2022-06-18 20:29:37
2	Patrick Bahr	2345	F#	2021-02-20 17:12:27

#	User	Length	Language	Date
1	Khyaati Khanna	540	Go	2023-04-01 21:36:35
2	Albert Rise Nielsen	653	Go	2021-08-31 15:06:02
3	Norbert Voelker	748	Go	2021-04-12 01:11:56
4	Krzysztof Gibuła	856	Go	2019-01-18 22:22:34
5	Jimmy Nejtron	1217	Go	2024-09-21 19:09:13
6	James Robb	2599	Go	2020-05-12 12:01:42
7	James Robb	2752	Go	2020-05-11 17:37:04

#	User	Length	Language	Date
1	Rudy Matela	166	Haskell	2024-03-24 19:50:14
2	Sebastian Banert	206	Haskell	2023-09-03 20:32:22
3	Klas af Geijerstam	257	Haskell	2019-02-07 08:47:10
4	Håkon Flatval	393	Haskell	2018-11-30 03:17:51
5	Hidden user	442	Haskell	2019-08-13 15:03:31
6	Tom Magnusson	452	Haskell	2019-03-07 04:27:09
7	Matthew Johnson	459	Haskell	2019-02-27 20:54:37
8	Daniel Mopsick	470	Haskell	2019-03-12 23:49:35
9	Aurélien Pepin	479	Haskell	2019-12-04 11:40:59
10	LIam Healy	481	Haskell	2019-02-25 22:18:59

#	User	Length	Language	Date
1	Emilie Hyslop	469	Java	2021-01-01 23:51:11
2	Nicholas Bui	514	Java	2020-05-05 12:24:25
3	Thomas King	559	Java	2024-06-25 18:32:00
4	Carlos Fernández-Vegue García	574	Java	2019-03-15 11:50:29
5	Frank Ruskey	576	Java	2018-11-07 23:16:10
6	Daniel Patel	618	Java	2018-11-08 03:21:05
7	Jeff Jackson	638	Java	2019-10-11 20:34:27
8	Carter Henderson	646	Java	2021-11-29 18:02:33
9	Hidden user	647	Java	2020-08-27 14:38:48
10	Kevin Kauffman	684	Java	2021-12-26 06:31:58

#	User	Length	Language	Date
1	Chris Wong	766	JavaScript (Node.js)	2021-02-08 15:48:57
2	José Lucas	771	JavaScript (Node.js)	2019-03-19 11:49:08
3	Peter Kedemo	912	JavaScript (Node.js)	2019-12-22 19:22:37
4	Matt Pope	969	JavaScript (Node.js)	2020-09-17 04:25:40
5	Gurpartap Singh Bhatti	1070	JavaScript (Node.js)	2019-03-14 22:00:55
6	John	1211	JavaScript (Node.js)	2020-07-29 00:28:25
7	Hidden user	1232	JavaScript (Node.js)	2024-10-13 22:23:57
8	Andoko Chandra	1288	JavaScript (Node.js)	2020-10-08 19:43:17
9	Carl Sundvall	1367	JavaScript (Node.js)	2018-11-12 10:26:19
10	Marius Alexander Winsjansen	1715	JavaScript (Node.js)	2020-12-12 18:20:40

#	User	Length	Language	Date
1	Bjørn Chr. Soltvedt	248	JavaScript (SpiderMonkey)	2018-11-04 12:41:31
2	Christian Cederquist	262	JavaScript (SpiderMonkey)	2022-11-16 00:16:39
3	Jimmy Gustafsson	406	JavaScript (SpiderMonkey)	2022-06-22 21:39:10
4	Andrea Bianchessi	612	JavaScript (SpiderMonkey)	2019-10-01 09:21:23
5	Bernard Perrin	743	JavaScript (SpiderMonkey)	2019-03-11 00:15:55
6	Peter Menyes	751	JavaScript (SpiderMonkey)	2021-08-09 19:19:52
7	Håkan Lindahl	777	JavaScript (SpiderMonkey)	2022-06-27 23:10:09
8	Nicklas Utgaard	1682	JavaScript (SpiderMonkey)	2021-04-18 15:05:22

#	User	Length	Language	Date
1	Danny Robinson	105	Julia	2023-09-04 12:05:54
2	Timothy Gaede	1476	Julia	2024-03-24 04:18:41

#	User	Length	Language	Date
1	Jacob Huebner	535	Kotlin	2020-02-24 09:58:31
2	Adam Rankin	607	Kotlin	2023-05-04 21:07:17
3	axl	759	Kotlin	2019-08-06 13:56:34
4	Benjamin Laurence Erickson	862	Kotlin	2018-12-22 01:35:40
5	Emil Göransson	1091	Kotlin	2023-06-26 13:03:31
6	Magnus Tønnessen	1101	Kotlin	2021-09-06 16:38:55
7	Neil Harmon	1279	Kotlin	2019-04-03 11:03:18
8	Matthew Lutze	1341	Kotlin	2019-09-23 07:55:41
9	Troy Warmboe	1341	Kotlin	2020-02-10 22:10:17
10	Kiel Dowdle	1842	Kotlin	2021-03-30 17:41:50

#	User	Length	Language	Date
1	Evan Magill	209	OCaml	2023-10-23 03:16:32
2	Erik K	273	OCaml	2020-12-17 08:20:28

#	User	Length	Language	Date
1	Hidden user	2497	Odin	2025-05-18 22:29:09

#	User	Length	Language	Date
1	Ingemar Ragnemalm	710	Pascal	2018-11-06 18:12:57
2	David Connolly	1030	Pascal	2022-04-05 18:39:39

#	User	Length	Language	Date
1	Jonas Lindenskov Nielsen	219	PHP	2019-10-09 09:30:56
2	Renate	794	PHP	2021-05-22 00:35:01
3	Andre Wahyudi	1191	PHP	2022-12-08 05:46:02

#	User	Length	Language	Date
1	Andriy Zyevakov	697	Prolog	2018-11-12 12:20:00

#	User	Length	Language	Date
1	Conor McCauley	205	Python 2	2019-03-21 07:32:25
2	Sigurður Jens Albertsson	209	Python 2	2019-12-01 01:13:00
3	Lars Åström	309	Python 2	2018-11-08 00:31:21
4	Måns Magnusson	337	Python 2	2018-12-02 19:33:52
5	Thomas Feld	355	Python 2	2019-08-29 16:31:21
6	Asger Hautop Drewsen	377	Python 2	2018-12-25 20:37:28
7	Jesper Öqvist	378	Python 2	2018-11-04 13:27:28
8	Andreas Björklund	398	Python 2	2021-03-24 16:27:02
9	Daryl Vogel	436	Python 2	2019-03-30 22:33:02
10	Catalin Popa	458	Python 2	2018-11-16 19:19:25

#	User	Length	Language	Date
1	Simon Hellsten	85	Python 3	2023-06-29 18:03:55
2	Michael Laurila	86	Python 3	2023-06-29 11:49:42
3	Guk Yi Siong	91	Python 3	2023-12-24 15:27:49
4	Hidden user	117	Python 3	2022-06-22 14:43:08
5	Guillermo Hernández	124	Python 3	2022-08-23 23:59:35
6	David Aldenbro	126	Python 3	2025-02-13 12:07:10
7	Troels Bjerre Lund	130	Python 3	2021-04-18 19:03:59
8	Jonas Thorsell	131	Python 3	2024-06-03 15:47:47
9	Victor Song	133	Python 3	2021-12-28 01:39:39
10	Hrant Hovhannisyan	141	Python 3	2025-02-07 06:04:06

#	User	Length	Language	Date
1	Thomas Feld	78	Ruby	2023-08-29 13:19:34
2	Hidden user	188	Ruby	2019-03-26 17:19:13
3	Macdara mac an tSionnaigh	259	Ruby	2019-09-17 17:01:59
4	Miorel Palii	360	Ruby	2018-11-03 23:07:15
5	Hidden user	436	Ruby	2020-05-28 14:29:42
6	Stefan Kennedy	513	Ruby	2019-01-19 17:42:05
7	Donald Dong	890	Ruby	2018-12-28 06:56:20

#	User	Length	Language	Date
1	Pankajkumar Patro	481	Rust	2024-11-03 16:47:31
2	Fredrik Eriksson	687	Rust	2025-06-25 15:19:12
3	Bas Dirks	702	Rust	2022-01-24 08:55:44
4	Vincent Lagerros	721	Rust	2025-01-29 21:15:34
5	Noah Weninger	738	Rust	2018-11-06 05:23:16
6	Robert Dumitrescu	841	Rust	2018-12-19 10:04:19
7	gard heine kalland	844	Rust	2024-03-25 19:10:32
8	Nicholas	847	Rust	2023-06-22 19:07:16
9	Freek van Keulen	898	Rust	2021-07-19 10:26:32
10	David Zacek	1046	Rust	2021-05-21 02:48:43

Solution running time distribution