Problem A
Ferry Loading IV — Problem Statistics

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Submissions	6374
Accepted submissions	2492
Submission ratio	39.10%
Authors	2427
Full solves [?]	2021
Full solve Ratio	83.27%

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	C	2017-05-18 19:37:54
2	Marcus Ramse	0.00 s	C	2017-08-29 17:35:53
3	Thibault Raffaillac	0.01 s	C	2012-10-24 19:37:56
4	Robert Kumpulainen	0.01 s	C	2013-11-19 17:40:37
5	Nasser Miah	0.01 s	C	2017-06-04 02:53:38
6	Noah Hellman	0.01 s	C	2017-09-09 14:54:49
7	Olav Røthe Bakken	0.01 s	C	2017-10-22 14:31:27
8	Ivan Petrov	0.01 s	C	2020-02-17 14:36:46
9	Sambit Palit	0.01 s	C	2020-11-21 23:40:16
10	Tiago Leite	0.01 s	C	2021-03-20 04:26:07

#	User	Runtime	Language	Date
1	masosz	0.04 s	C#	2015-02-14 13:09:24
2	Max Thorstorp	0.05 s	C#	2024-05-03 11:59:42
3	Hidden user	0.05 s	C#	2024-05-13 18:15:05
4	Amjad	0.05 s	C#	2025-03-27 16:43:15
5	Sjoerd Teunisse	0.06 s	C#	2019-09-30 20:49:42
6	Bryan Shiffman	0.06 s	C#	2022-03-29 22:57:47
7	Anders Petersen	0.06 s	C#	2022-03-31 13:53:46
8	Williams, Maeson	0.06 s	C#	2023-10-17 04:54:33
9	Nathan Andrews	0.06 s	C#	2024-09-21 19:20:43
10	Michael Damsgaard	0.06 s	C#	2025-01-02 07:42:02

#	User	Runtime	Language	Date
1	Grae Yeandle	0.00 s	C++	2017-02-27 20:04:07
2	Oskar Lundin	0.00 s	C++	2018-11-13 19:34:34
3	Mattias Ljung	0.00 s	C++	2018-11-16 18:45:31
4	Ian DeHaan	0.00 s	C++	2019-07-08 19:42:01
5	Brad	0.00 s	C++	2024-06-16 01:32:48
6	Julia Kirzinger	0.00 s	C++	2024-10-05 01:41:56
7	Leszek Hanusiak	0.00 s	C++	2024-11-04 16:36:58
8	Hidden user	0.00 s	C++	2025-10-01 21:44:59
9	Behnam Sani	0.01 s	C++	2012-09-04 18:46:52
10	Filip Strömbäck	0.01 s	C++	2012-09-04 20:06:10

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	0.07 s	F#	2023-02-22 17:33:23

#	User	Runtime	Language	Date
1	Kiki Ibrahim	0.01 s	Go	2024-08-10 14:45:55
2	Nathan Lee	0.01 s	Go	2025-09-19 15:30:46
3	Yitian Wang	0.06 s	Go	2023-03-24 06:51:25
4	Norbert Voelker	0.08 s	Go	2021-11-04 23:09:03
5	Paul Boddington	0.10 s	Go	2016-05-18 03:39:39
6	Ludvig Lindau	0.60 s	Go	2016-01-13 14:54:14

#	User	Runtime	Language	Date
1	Steinar Simonnes	0.01 s	Haskell	2025-05-31 19:28:47
2	Matthew Johnson	0.09 s	Haskell	2024-05-04 17:46:34
3	Mason Barnhill	0.10 s	Haskell	2023-06-01 17:40:15

#	User	Runtime	Language	Date
1	Clement Oh	0.06 s	Java	2022-07-16 22:36:09
2	Isaac Tay Zhi Xian	0.07 s	Java	2024-03-01 07:42:52
3	Sven Rönnbäck	0.08 s	Java	2022-04-17 09:30:22
4	José Vander Meulen	0.09 s	Java	2018-12-03 16:09:41
5	Tian Xiao	0.10 s	Java	2021-02-25 17:26:34
6	Jan Štola	0.11 s	Java	2015-05-12 15:46:25
7	Leighton Smith	0.12 s	Java	2016-10-21 08:06:36
8	Peter Stockman	0.13 s	Java	2012-09-12 22:26:00
9	Michael Sullivan	0.13 s	Java	2016-01-17 11:02:26
10	Martijn Muijsers	0.13 s	Java	2016-10-16 16:55:56

#	User	Runtime	Language	Date
1	Stephanie Keck	0.52 s	JavaScript (Node.js)	2020-02-19 07:49:10

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.04 s	JavaScript (SpiderMonkey)	2016-07-28 22:48:18
2	Peter Kedemo	0.04 s	JavaScript (SpiderMonkey)	2016-09-16 23:27:09
3	Jimmy Gustafsson	0.04 s	JavaScript (SpiderMonkey)	2025-07-08 20:47:00
4	Christian Pilegaard Cederquist	0.05 s	JavaScript (SpiderMonkey)	2023-04-04 14:14:49

#	User	Runtime	Language	Date
1	Timothy Gaede	0.72 s	Julia	2024-05-26 09:23:38

#	User	Runtime	Language	Date
1	Adam Rankin	0.35 s	Kotlin	2023-05-08 20:54:02

#	User	Runtime	Language	Date
1	Caleb Austin	0.61 s	Lua	2024-09-20 23:06:08

#	User	Runtime	Language	Date
1	Brandon Tang	0.01 s	OCaml	2023-09-25 10:03:03

#	User	Runtime	Language	Date
1	Susanne Ragnemalm	0.14 s	PHP	2018-04-28 18:40:20

#	User	Runtime	Language	Date
1	Jonas Kylling	0.04 s	Python 2	2015-05-10 22:40:07
2	Christofer Ohlsson	0.04 s	Python 2	2015-06-04 11:26:16
3	Martin Jackson	0.04 s	Python 2	2016-08-25 11:26:49
4	Hidden user	0.04 s	Python 2	2016-09-10 16:40:15
5	Hermon Mulat	0.04 s	Python 2	2017-06-26 08:22:23
6	Yeol Ye	0.04 s	Python 2	2018-12-08 07:13:38
7	Nico Serrato	0.04 s	Python 2	2019-07-08 18:33:03
8	Thomas Feld	0.04 s	Python 2	2020-07-21 13:14:10
9	Erik Odenman	0.05 s	Python 2	2015-05-15 03:35:21
10	Jesper Öqvist	0.05 s	Python 2	2018-11-09 23:08:34

#	User	Runtime	Language	Date
1	Hidden user	0.04 s	Python 3	2018-12-08 04:48:09
2	Yeol Ye	0.04 s	Python 3	2018-12-08 07:24:22
3	Hidden user	0.04 s	Python 3	2019-09-15 16:36:51
4	Hidden user	0.04 s	Python 3	2019-12-05 00:25:24
5	Hidden user	0.04 s	Python 3	2019-12-05 04:27:13
6	Hidden user	0.04 s	Python 3	2019-12-06 23:40:16
7	Hidden user	0.04 s	Python 3	2019-12-07 23:23:50
8	Hidden user	0.04 s	Python 3	2019-12-08 03:21:39
9	Hidden user	0.04 s	Python 3	2019-12-08 06:11:58
10	Hidden user	0.04 s	Python 3	2019-12-08 21:57:25

#	User	Runtime	Language	Date
1	Casper Christensen	0.06 s	Ruby	2016-03-31 13:56:17
2	Fabian Levén	0.08 s	Ruby	2024-05-14 13:47:31
3	Joseph Chau	0.09 s	Ruby	2024-02-17 00:21:53

#	User	Runtime	Language	Date
1	Isak Jägberg	0.00 s	Rust	2023-04-17 10:52:48
2	Vincent Lagerros	0.00 s	Rust	2024-11-27 14:20:32
3	Egor Kulikov	0.00 s	Rust	2025-02-07 12:39:52
4	Pahlevi Fikri Auliya	0.01 s	Rust	2020-10-31 00:38:51
5	Stephen Atwood	0.01 s	Rust	2022-03-12 01:29:49
6	Bas Dirks	0.01 s	Rust	2022-05-22 23:29:11
7	Mckinley Xie	0.01 s	Rust	2025-01-31 22:40:29
8	Chris Seager	0.01 s	Rust	2025-04-01 04:37:14
9	Katherine Freudenhammer	0.01 s	Rust	2025-07-19 16:44:51

#	User	Length	Language	Date
1	Ivan Petrov	906	C	2020-02-17 14:36:46
2	Henrik Hansson	1029	C	2022-03-20 22:41:34
3	Thibault Raffaillac	1063	C	2012-10-24 19:37:56
4	Robert Kumpulainen	1082	C	2017-09-11 08:45:18
5	Olav Røthe Bakken	1124	C	2017-10-22 14:31:27
6	Saimon Tavares	1149	C	2021-06-01 03:32:01
7	Mikael K Eriksson	1234	C	2023-04-27 16:53:27
8	Tiago Leite	1257	C	2021-03-20 04:26:07
9	Axel Söderlind	1281	C	2022-03-21 16:35:55
10	SOWNDARIYA K	1368	C	2025-03-30 08:25:10

#	User	Length	Language	Date
1	Nathan Andrews	1056	C#	2024-09-21 19:26:10
2	Michael Damsgaard	1668	C#	2025-01-02 07:42:02
3	Amjad	1688	C#	2025-03-27 16:43:15
4	Max Thorstorp	1926	C#	2024-05-03 11:59:42
5	niggaslayer	2191	C#	2025-04-02 18:56:55
6	Hidden user	2285	C#	2024-05-13 18:15:05
7	masosz	2331	C#	2015-02-14 13:09:24
8	Williams, Maeson	3525	C#	2023-10-17 04:54:33
9	Anders Petersen	4301	C#	2022-03-31 13:53:46
10	Bryan Shiffman	4730	C#	2022-03-29 22:57:47

#	User	Length	Language	Date
1	Antonio Molina Lovett	513	C++	2016-08-12 06:07:56
2	William Gan	531	C++	2017-02-28 03:36:03
3	Grae Yeandle	573	C++	2017-02-27 19:54:56
4	Herman Karlsson	576	C++	2015-04-19 00:12:22
5	Luciano Arnaldo Romero Calla	578	C++	2022-10-19 15:49:59
6	Clement Oh	584	C++	2023-08-10 09:44:12
7	Simon Lindholm	596	C++	2012-10-24 18:25:28
8	Hyunjun Lee	613	C++	2022-10-31 14:55:56
9	Mustafa Serdar Şanlı	614	C++	2017-10-01 01:49:17
10	Hrant Hovhannisyan	622	C++	2017-03-22 07:35:27

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	2138	F#	2023-02-22 17:33:23

#	User	Length	Language	Date
1	Norbert Voelker	1009	Go	2021-11-04 23:09:03
2	Paul Boddington	1155	Go	2016-05-18 03:39:39
3	Ludvig Lindau	1285	Go	2016-01-13 14:54:14
4	Nathan Lee	1363	Go	2025-09-19 15:30:46
5	Kiki Ibrahim	1634	Go	2024-08-10 14:45:55
6	Yitian Wang	2075	Go	2023-03-24 06:51:25

#	User	Length	Language	Date
1	Matthew Johnson	763	Haskell	2024-05-04 17:46:03
2	Mason Barnhill	967	Haskell	2023-06-01 17:40:15
3	Steinar Simonnes	1266	Haskell	2025-05-31 19:28:47

#	User	Length	Language	Date
1	Yeung Man Tsung	751	Java	2022-07-26 16:26:57
2	Hidden user	842	Java	2013-09-10 21:24:14
3	Harini Samynathan	932	Java	2025-03-29 13:38:36
4	Alan Morales	980	Java	2016-10-01 21:29:22
5	Chris Lamb	1015	Java	2016-10-22 01:25:53
6	Saad Slimà	1040	Java	2017-08-04 17:59:24
7	Mitch Price	1052	Java	2017-01-23 23:53:17
8	Liu Shuyang	1068	Java	2020-02-17 20:23:15
9	Wang Xiaohan	1068	Java	2021-02-21 13:21:03
10	Doug Goodman	1087	Java	2017-11-22 19:55:08

#	User	Length	Language	Date
1	Stephanie Keck	9556	JavaScript (Node.js)	2020-02-19 07:49:10

#	User	Length	Language	Date
1	Jimmy Gustafsson	297	JavaScript (SpiderMonkey)	2025-07-08 20:47:00
2	Bjørn Chr. Soltvedt	654	JavaScript (SpiderMonkey)	2016-07-28 22:48:18
3	Christian Pilegaard Cederquist	1022	JavaScript (SpiderMonkey)	2023-04-04 14:14:49
4	Peter Kedemo	1096	JavaScript (SpiderMonkey)	2016-09-16 23:27:09

#	User	Length	Language	Date
1	Timothy Gaede	1527	Julia	2024-05-26 09:23:38

#	User	Length	Language	Date
1	Adam Rankin	1829	Kotlin	2023-05-08 20:54:02

#	User	Length	Language	Date
1	Caleb Austin	1303	Lua	2024-09-20 23:06:08

#	User	Length	Language	Date
1	Brandon Tang	1016	OCaml	2023-09-25 10:03:03

#	User	Length	Language	Date
1	Susanne Ragnemalm	938	PHP	2018-04-28 18:40:20

#	User	Length	Language	Date
1	Thomas Feld	417	Python 2	2020-07-21 13:14:10
2	Erik Odenman	512	Python 2	2015-05-15 03:35:21
3	Andreas Björklund	579	Python 2	2020-10-24 08:33:39
4	Justin Su	585	Python 2	2019-10-06 06:36:19
5	Daniel Palmqvist	620	Python 2	2016-10-20 18:50:27
6	Jonas Kylling	635	Python 2	2015-05-10 22:40:07
7	Lars Åström	643	Python 2	2019-05-15 21:58:35
8	Jesper Öqvist	655	Python 2	2018-11-09 23:08:34
9	Hidden user	933	Python 2	2019-07-20 10:48:19
10	Wei Peng	975	Python 2	2016-11-07 22:50:27

#	User	Length	Language	Date
1	Yong Mao	298	Python 3	2023-06-29 02:14:44
2	Nino Bašić	336	Python 3	2023-01-06 16:21:08
3	Peter Stauder	341	Python 3	2022-10-12 21:16:03
4	Ahmed Chamseddine	420	Python 3	2025-01-02 22:44:05
5	Teikn Smith	440	Python 3	2022-06-22 23:54:36
6	Alexandre Charland	482	Python 3	2024-11-03 19:55:34
7	Christian Lindeström	484	Python 3	2016-10-04 16:25:31
8	Casper Rysgaard	516	Python 3	2022-02-10 09:43:43
9	Nikolaj Munk Binder Jensen	527	Python 3	2023-03-17 21:20:18
10	Anson Chen	544	Python 3	2023-02-25 00:13:33

#	User	Length	Language	Date
1	Casper Christensen	682	Ruby	2016-03-31 13:56:17
2	Fabian Levén	736	Ruby	2024-05-14 13:47:31
3	Joseph Chau	770	Ruby	2024-02-17 00:21:53

#	User	Length	Language	Date
1	Bas Dirks	1695	Rust	2022-05-22 23:29:11
2	Stephen Atwood	1813	Rust	2022-03-12 01:29:49
3	Mckinley Xie	1958	Rust	2025-01-31 22:40:29
4	Chris Seager	2486	Rust	2025-04-01 04:37:14
5	Isak Jägberg	2661	Rust	2023-04-17 10:52:48
6	Katherine Freudenhammer	2933	Rust	2025-07-19 16:44:51
7	Pahlevi Fikri Auliya	3364	Rust	2020-10-31 00:38:51
8	Vincent Lagerros	17531	Rust	2024-11-27 14:20:32
9	Egor Kulikov	21646	Rust	2025-02-07 12:39:52

Solution running time distribution