Problem A
Flow Shop — Problem Statistics

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Submissions	2746
Accepted submissions	1627
Submission ratio	59.25%
Authors	1399
Accepted authors	1282
Author ratio	91.64%

#	User	Runtime	Language	Date
1	Christian Lindeström	0.02 s	C	2016-11-06 11:17:30
2	Ehsan Shoja	0.02 s	C	2018-06-11 03:37:38
3	Flep	0.02 s	C	2020-02-14 20:18:22
4	Guangyi Zhou	0.02 s	C	2025-05-11 09:26:14
5	Michael Volk	0.08 s	C	2019-05-19 08:44:33
6	Sarek Høverstad Skotåm	0.09 s	C	2021-11-10 15:54:38
7	kond	0.09 s	C	2022-04-28 12:51:14
8	Yk	0.09 s	C	2022-05-01 06:57:35
9	sicupu	0.10 s	C	2020-10-11 09:36:55
10	Hidden user	0.10 s	C	2022-05-02 02:14:09

#	User	Runtime	Language	Date
1	Piotr Karpala	0.10 s	C#	2016-11-06 18:28:00
2	Łukasz Organiściak	0.10 s	C#	2017-03-13 00:12:32
3	Przemysław Curzytek	0.11 s	C#	2016-11-10 15:29:11
4	Martin Nguyen	0.13 s	C#	2023-11-28 18:04:59
5	samvid mistry	0.14 s	C#	2024-12-14 08:48:59
6	Mikael Fiala-Lundström	0.33 s	C#	2023-07-23 23:01:33
7	Marcin Dudek	0.36 s	C#	2016-11-05 18:22:23
8	Marcin Dudek	0.36 s	C#	2016-11-05 19:35:31
9	Bryan Shiffman	0.37 s	C#	2016-11-05 16:25:16
10	Rail Sabirov	0.37 s	C#	2016-11-05 17:50:28

#	User	Runtime	Language	Date
1	Grae Yeandle	0.01 s	C++	2017-01-03 09:17:21
2	Brandon Zhang	0.01 s	C++	2020-05-14 01:42:15
3	Henry Xia	0.01 s	C++	2022-05-01 00:59:02
4	Patrik Lilja	0.02 s	C++	2017-03-07 19:04:20
5	Donald Dong	0.02 s	C++	2018-01-12 05:39:59
6	Ehsan Shoja	0.02 s	C++	2018-06-11 04:26:33
7	Hans Tananda	0.02 s	C++	2018-12-25 13:58:26
8	Ian DeHaan	0.02 s	C++	2019-07-04 05:20:36
9	Guanghao Ye	0.03 s	C++	2017-09-01 19:36:58
10	Jonathan Bramley	0.03 s	C++	2017-10-28 22:00:23

#	User	Runtime	Language	Date
1	Norbert Voelker	0.19 s	Go	2021-07-15 21:07:02
2	Miguel Martinez	1.18 s	Go	2019-07-17 13:21:31
3	Marcin Dudek	1.44 s	Go	2017-09-17 16:11:59

#	User	Runtime	Language	Date
1	Steinar Simonnes	0.53 s	Haskell	2024-03-22 15:13:07
2	Michał Grygierzec	2.62 s	Haskell	2016-11-07 23:02:53
3	Håkon Flatval	2.69 s	Haskell	2017-12-18 00:15:11

#	User	Runtime	Language	Date
1	Guangyi Zhou	0.09 s	Java	2025-05-11 08:46:21
2	Samuel Klingström	0.12 s	Java	2017-05-12 12:15:54
3	Ruslan	0.14 s	Java	2023-01-15 01:37:07
4	Sven Rönnbäck	0.14 s	Java	2024-07-17 16:00:17
5	Bjørn Dons	0.16 s	Java	2018-11-04 21:42:12
6	Hidden user	0.20 s	Java	2019-10-24 19:24:01
7	Ashu Yadav	0.28 s	Java	2018-07-04 07:18:19
8	Martijn Muijsers	0.30 s	Java	2016-11-15 14:03:03
9	Alex Lind	0.31 s	Java	2017-10-31 17:08:00
10	Aldo Chow	0.32 s	Java	2017-10-29 09:44:48

#	User	Runtime	Language	Date
1	Samuel Högfeldt	0.34 s	JavaScript (Node.js)	2022-08-26 14:20:57

#	User	Runtime	Language	Date
1	Jimmy Gustafsson	0.19 s	JavaScript (SpiderMonkey)	2025-07-18 18:33:55
2	Christian Cederquist	0.20 s	JavaScript (SpiderMonkey)	2023-03-30 10:31:24

#	User	Runtime	Language	Date
1	Ravisai Tiruvuri	0.28 s	Kotlin	2024-04-29 10:14:57
2	Johnny Baloney	0.64 s	Kotlin	2021-12-30 21:09:12
3	Jacob Huebner	0.71 s	Kotlin	2021-06-06 08:23:06
4	Adam Rankin	0.74 s	Kotlin	2023-05-08 19:35:28
5	Neil Harmon	0.79 s	Kotlin	2019-11-22 10:08:28
6	Adam Koprowski	1.04 s	Kotlin	2020-08-18 22:36:08

#	User	Runtime	Language	Date
1	Shehab Ahmed Hatem	0.27 s	Lua	2023-12-03 16:56:45

#	User	Runtime	Language	Date
1	Hidden user	0.71 s	OCaml	2024-01-11 23:40:37

#	User	Runtime	Language	Date
1	Yanmarshus Bachtiar	0.09 s	Python 2	2020-12-04 02:05:18
2	James Robb	0.11 s	Python 2	2016-11-25 16:59:33
3	Travis Cox	0.12 s	Python 2	2017-09-29 21:52:19
4	Andy Rock	0.12 s	Python 2	2017-10-21 19:50:43
5	Matthew Katzman	0.12 s	Python 2	2017-10-28 22:19:14
6	Lars Åström	0.12 s	Python 2	2019-10-02 11:08:05
7	Erik Sillén	0.13 s	Python 2	2017-05-19 17:07:09
8	Teo Chaban	0.13 s	Python 2	2017-10-21 19:08:58
9	Måns Magnusson	0.13 s	Python 2	2018-11-12 22:54:46
10	Jesper Öqvist	0.14 s	Python 2	2018-11-04 14:36:16

#	User	Runtime	Language	Date
1	Petr	0.10 s	Python 3	2024-11-19 06:48:22
2	Hidden user	0.11 s	Python 3	2025-07-10 04:06:18
3	Harry Zhang	0.12 s	Python 3	2024-10-04 00:00:51
4	Noah Barnes	0.12 s	Python 3	2024-10-31 00:44:36
5	Hady Elkady	0.12 s	Python 3	2024-11-02 04:18:23
6	Noah Hessen Bjerke	0.12 s	Python 3	2025-01-05 15:19:12
7	Ryan Tan	0.12 s	Python 3	2025-07-10 16:56:46
8	Ram Basnet	0.13 s	Python 3	2021-12-12 21:51:14
9	Michelle Sweering	0.13 s	Python 3	2022-09-27 17:45:17
10	Ben Goldshteyn	0.13 s	Python 3	2024-10-01 00:42:41

#	User	Runtime	Language	Date
1	Yusuke Ichiki	0.41 s	Ruby	2022-04-26 14:44:43
2	Thomas Feld	1.58 s	Ruby	2023-10-09 14:52:58

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.01 s	Rust	2024-09-04 22:10:38
2	Stephen Downward	0.03 s	Rust	2020-09-16 21:52:28
3	Ryosuke Takahashi	0.03 s	Rust	2023-04-26 10:37:29
4	Bas Dirks	0.04 s	Rust	2022-05-10 09:42:36
5	Akemi Izuko	0.04 s	Rust	2022-10-02 03:27:39
6	藤原潮人	0.04 s	Rust	2023-05-02 14:33:24
7	Reis Faar	0.05 s	Rust	2023-04-15 11:24:55
8	AA	0.05 s	Rust	2024-03-26 20:36:07
9	Iwancof	0.06 s	Rust	2023-05-01 17:16:52

#	User	Runtime	Language	Date
1	Tuomas Maanonen	0.23 s	TypeScript	2024-11-09 01:53:37

#	User	Length	Language	Date
1	Christian Lindeström	308	C	2016-10-29 22:36:55
2	Flep	365	C	2020-02-13 14:26:20
3	Hidden user	526	C	2025-04-05 18:14:57
4	sicupu	557	C	2020-10-11 09:36:55
5	Sarek Høverstad Skotåm	562	C	2021-11-10 15:54:38
6	kond	567	C	2022-04-28 12:51:14
7	Ehsan Shoja	583	C	2018-06-11 03:37:38
8	Francisco Carvajal	631	C	2023-06-07 00:30:53
9	Yk	734	C	2022-05-01 06:57:35
10	Michael Volk	852	C	2019-05-19 08:45:17

#	User	Length	Language	Date
1	Rail Sabirov	906	C#	2016-11-05 17:50:28
2	Martin Nguyen	965	C#	2023-11-28 18:04:59
3	Göran Andersson	1017	C#	2022-05-26 17:19:10
4	Patrik Rydén	1118	C#	2019-11-03 11:25:34
5	Michał Grygierzec	1132	C#	2016-11-13 13:18:45
6	Krzysiek Staszak	1200	C#	2016-11-12 14:32:31
7	samvid mistry	1368	C#	2024-12-14 08:48:59
8	Baranov, Eugene	1453	C#	2016-11-05 15:56:32
9	Marcin Dudek	1456	C#	2016-11-05 18:22:23
10	Marcin Dudek	1456	C#	2016-11-05 19:35:31

#	User	Length	Language	Date
1	ShiraiTakuto	265	C++	2023-07-21 17:37:38
2	Ajay Theetharappan	298	C++	2020-02-25 08:59:05
3	Roger Chen	333	C++	2021-08-01 04:30:00
4	Muhammed Naufal	335	C++	2020-02-06 18:18:25
5	Steven Gay	338	C++	2021-03-24 14:41:04
6	Hidden user	339	C++	2021-12-04 17:39:54
7	Clement Oh	342	C++	2024-01-01 17:51:28
8	Hidden user	342	C++	2023-09-05 21:45:57
9	Qiyang Li	362	C++	2017-10-21 19:24:54
10	Pablo Echavarría Arboleda	363	C++	2017-10-29 23:55:21

#	User	Length	Language	Date
1	Marcin Dudek	537	Go	2017-09-17 16:11:59
2	Miguel Martinez	769	Go	2019-07-17 13:21:31
3	Norbert Voelker	991	Go	2021-07-15 21:07:02

#	User	Length	Language	Date
1	Steinar Simonnes	719	Haskell	2024-03-22 15:11:24
2	Håkon Flatval	728	Haskell	2017-12-18 00:15:11
3	Michał Grygierzec	1039	Haskell	2016-11-07 23:02:53

#	User	Length	Language	Date
1	Doug Goodman	455	Java	2017-11-28 14:11:16
2	Nicole Png Wan Qing	502	Java	2019-10-01 05:06:58
3	Văn Thành Trương	513	Java	2019-10-11 16:46:41
4	Hunter Mullen	516	Java	2025-03-07 02:06:19
5	David Koval	517	Java	2016-11-15 22:56:34
6	Dat Tran	517	Java	2017-10-29 06:10:37
7	Lakshay Kansal	517	Java	2020-06-08 22:47:26
8	Radio Ku5e	517	Java	2020-05-13 20:38:54
9	Amiah Melhado	517	Java	2020-05-13 20:44:06
10	Rida Ahmed	519	Java	2022-03-17 23:09:21

#	User	Length	Language	Date
1	Samuel Högfeldt	1313	JavaScript (Node.js)	2022-08-26 14:20:57

#	User	Length	Language	Date
1	Jimmy Gustafsson	309	JavaScript (SpiderMonkey)	2025-07-18 18:33:55
2	Christian Cederquist	403	JavaScript (SpiderMonkey)	2023-03-30 10:31:24

#	User	Length	Language	Date
1	Adam Koprowski	448	Kotlin	2020-08-18 22:36:08
2	Adam Rankin	732	Kotlin	2023-05-08 19:35:28
3	Johnny Baloney	842	Kotlin	2021-12-30 21:09:12
4	Neil Harmon	1286	Kotlin	2019-11-22 10:08:28
5	Jacob Huebner	1984	Kotlin	2021-06-06 08:23:06
6	Ravisai Tiruvuri	5879	Kotlin	2024-04-29 10:14:57

#	User	Length	Language	Date
1	Shehab Ahmed Hatem	679	Lua	2023-12-03 16:56:45

#	User	Length	Language	Date
1	Hidden user	1945	OCaml	2024-01-11 23:40:37

#	User	Length	Language	Date
1	Teo Chaban	293	Python 2	2017-10-21 19:08:58
2	Måns Magnusson	294	Python 2	2018-11-12 22:54:46
3	Andy Rock	301	Python 2	2017-10-21 19:50:43
4	Thomas Feld	312	Python 2	2019-10-01 12:35:34
5	Lars Åström	320	Python 2	2019-10-02 11:08:05
6	Jesper Öqvist	366	Python 2	2018-11-04 14:36:16
7	Yanmarshus Bachtiar	405	Python 2	2020-12-04 02:05:18
8	Haggai Liu	425	Python 2	2017-03-29 22:08:34
9	Matthew Katzman	444	Python 2	2017-10-28 22:19:14
10	Eric Williamson	453	Python 2	2017-10-28 19:53:17

#	User	Length	Language	Date
1	Lee Isaac	153	Python 3	2023-10-28 09:41:15
2	Ahmed Chamseddine	171	Python 3	2024-08-19 11:33:10
3	Vinh Buu Tang	180	Python 3	2024-08-19 21:43:30
4	techdcoder	194	Python 3	2024-06-06 15:11:58
5	Kelly Dance	199	Python 3	2023-10-04 00:38:59
6	Christian Lindeström	201	Python 3	2016-10-29 21:45:56
7	Thomas Feld	207	Python 3	2023-10-09 14:48:01
8	Noah Hessen Bjerke	209	Python 3	2025-01-05 15:19:12
9	Yong Mao	215	Python 3	2023-07-14 17:16:33
10	Thibault Raffaillac	248	Python 3	2020-02-07 15:14:37

#	User	Length	Language	Date
1	Thomas Feld	150	Ruby	2023-10-09 14:52:58
2	Yusuke Ichiki	488	Ruby	2022-04-26 14:44:43

#	User	Length	Language	Date
1	Bas Dirks	875	Rust	2022-05-10 09:54:40
2	Stephen Downward	991	Rust	2020-09-16 14:58:58
3	藤原潮人	1095	Rust	2023-05-02 14:33:24
4	AA	1130	Rust	2024-03-26 20:36:07
5	Reis Faar	1339	Rust	2023-04-15 11:24:55
6	Akemi Izuko	1653	Rust	2022-10-02 03:27:39
7	Ryosuke Takahashi	3803	Rust	2023-04-26 10:37:29
8	Vincent Lagerros	15391	Rust	2024-09-04 22:12:00
9	Iwancof	20054	Rust	2023-05-01 17:16:52

#	User	Length	Language	Date
1	Tuomas Maanonen	1659	TypeScript	2024-11-09 01:53:37

Solution running time distribution