Problem B
Messy lists — Problem Statistics

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Submissions	1708
Accepted submissions	1008
Submission ratio	59.02%
Authors	626
Full solves [?]	513
Full solve Ratio	81.95%

#	User	Score	Language	Date
1	Thomas Feld	20	APL	2023-05-30 12:28:43

#	User	Score	Language	Date
1	Danny Robinson	20	Bash	2024-08-31 21:15:00

#	User	Score	Language	Date
1	Noah Fabricius	100	C#	2023-09-08 14:35:04
2	William Skou Heidemann	100	C#	2023-09-08 14:58:25
3	Emil bks	100	C#	2023-09-08 16:15:16
4	traxex	100	C#	2024-05-28 10:59:53
5	Deci Bel	100	C#	2024-06-04 19:25:34
6	Գոռ Բաղդասարյան	100	C#	2024-08-04 10:34:35
7	Inge Amdal Halvorsen	100	C#	2024-08-21 11:10:23
8	Alexander Gustafsson	100	C#	2024-09-02 22:07:23
9	Umar Rasyid	100	C#	2025-05-11 15:54:02

#	User	Score	Language	Date
1	Bobby Jonathan	40	Dart	2023-06-30 08:40:23

#	User	Score	Language	Date
1	Mikael Fangel	100	F#	2023-09-08 14:51:29
2	Jesper Bengtson	100	F#	2023-09-08 14:55:19
3	Stefan Schmiedl	100	F#	2024-08-23 15:57:15
4	Albert Erik Dyekjær	40	F#	2023-09-08 15:09:34

#	User	Score	Language	Date
1	Norbert Voelker	100	Go	2023-06-19 19:22:56
2	Thomas	100	Go	2024-01-18 00:42:40
3	Martin Stensgård	100	Go	2024-03-12 05:03:48
4	Chris Vilches	100	Go	2024-08-17 12:24:49
5	Hidden user	40	Go	2023-09-08 16:32:42

#	User	Score	Language	Date
1	Øyvind Almli	100	Haskell	2023-12-28 20:50:33
2	Brent Yorgey	60	Haskell	2023-05-30 02:22:07
3	Ng Tek In	60	Haskell	2023-09-01 02:38:19
4	Steinar Simonnes	60	Haskell	2024-02-12 16:33:17
5	Hidden user	40	Haskell	2023-05-28 18:13:19
6	Henrik Olsen Eide	40	Haskell	2023-08-16 12:14:14
7	Hidden user	40	Haskell	2024-04-04 18:43:10
8	vagabundus	40	Haskell	2024-05-17 18:02:28
9	Adhyan H.	40	Haskell	2025-09-02 22:08:25
10	Gavin Dunlap	40	Haskell	2025-10-06 21:02:29

#	User	Score	Language	Date
1	Christian Pilegaard Cederquist	100	JavaScript (SpiderMonkey)	2023-05-29 04:15:36
2	Bjørn Chr. Soltvedt	100	JavaScript (SpiderMonkey)	2023-05-29 11:37:19
3	Zach Tschetter	100	JavaScript (SpiderMonkey)	2023-07-07 20:15:01
4	Jimmy Gustafsson	100	JavaScript (SpiderMonkey)	2024-08-16 07:55:27

#	User	Score	Language	Date
1	Timothy Gaede	100	Julia	2024-03-26 07:34:37
2	Danny Robinson	100	Julia	2024-08-31 21:01:51

#	User	Score	Language	Date
1	Martijn Muijsers	100	Kotlin	2024-06-04 08:19:24
2	Adam Rankin	60	Kotlin	2023-08-30 18:46:04

#	User	Score	Language	Date
1	Aidan Olson	100	Lua	2024-03-01 15:29:30

#	User	Score	Language	Date
1	Hidden user	100	OCaml	2024-08-26 11:06:24

#	User	Score	Language	Date
1	Ingemar Ragnemalm	100	Pascal	2023-10-14 12:19:23
2	David Connolly	40	Pascal	2025-11-11 15:05:59

#	User	Score	Language	Date
1	Eyþór Ingi Guðmundsson	40	PHP	2023-09-08 15:02:55

#	User	Score	Language	Date
1	Yanmarshus Bachtiar	100	Python 2	2023-07-26 02:49:57
2	Kristian Berkley	40	Python 2	2023-11-21 18:45:59

#	User	Score	Language	Date
1	Thomas Feld	100	Ruby	2023-05-30 12:30:53
2	Andreas Severin Hauch Trøstrup	100	Ruby	2023-09-08 15:03:06
3	Miorel Palii	100	Ruby	2024-11-29 03:05:57

#	User	Runtime	Language	Date
1	Guangyi Zhou	0.05 s	C	2025-08-29 19:25:45
2	Eyleifur Bjarkason	0.15 s	C	2023-06-16 21:54:07
3	Hjörtur Björnsson	0.15 s	C	2023-06-21 10:57:26
4	Mathias	0.17 s	C	2023-11-12 19:04:44
5	Joacim Wärn	0.17 s	C	2025-04-24 17:58:59
6	Hidden user	0.25 s	C	2023-05-28 18:19:05
7	Meta Heric	0.25 s	C	2023-08-17 13:05:10
8	Naveen Kumar S	0.25 s	C	2025-04-03 14:27:12
9	Julian Duniec	0.26 s	C	2023-08-23 07:55:19
10	Simon Baeckelant	0.26 s	C	2023-12-20 21:47:27

#	User	Runtime	Language	Date
1	Emil bks	0.34 s	C#	2023-09-08 16:15:16
2	Noah Fabricius	0.38 s	C#	2023-09-08 14:35:04
3	traxex	0.38 s	C#	2024-05-28 10:59:53
4	William Skou Heidemann	0.39 s	C#	2023-09-08 14:58:25
5	Գոռ Բաղդասարյան	0.39 s	C#	2024-08-04 10:34:35
6	Deci Bel	0.41 s	C#	2024-06-04 19:25:34
7	Inge Amdal Halvorsen	0.41 s	C#	2024-08-21 11:12:09
8	Alexander Gustafsson	0.43 s	C#	2024-09-02 22:07:23
9	Umar Rasyid	0.59 s	C#	2025-05-11 15:54:02

#	User	Runtime	Language	Date
1	Alexander Kravberg	0.04 s	C++	2023-07-04 23:28:07
2	Jonathan Hallström	0.05 s	C++	2023-09-24 10:04:05
3	Eyleifur Bjarkason	0.10 s	C++	2023-06-16 21:58:48
4	Frank Endriss	0.11 s	C++	2023-07-04 06:53:53
5	Anders Mouanga	0.12 s	C++	2023-06-25 10:27:52
6	Dmitry Lyubshin	0.17 s	C++	2023-05-28 15:29:34
7	Ernest Ng Zi Xuan	0.17 s	C++	2023-06-05 03:42:38
8	Cees Melis	0.17 s	C++	2023-06-10 10:46:48
9	Eric Lindesay	0.17 s	C++	2023-08-10 16:09:06
10	Tùng Hoàng Lâm	0.17 s	C++	2024-08-14 15:29:27

#	User	Runtime	Language	Date
1	Stefan Schmiedl	0.42 s	F#	2024-08-23 15:57:15
2	Mikael Fangel	0.57 s	F#	2023-09-08 14:51:29
3	Jesper Bengtson	0.85 s	F#	2023-09-08 14:55:19

#	User	Runtime	Language	Date
1	Norbert Voelker	0.27 s	Go	2023-06-19 19:22:56
2	Thomas	0.27 s	Go	2024-01-18 01:05:32
3	Martin Stensgård	0.30 s	Go	2024-03-12 05:03:48
4	Chris Vilches	0.74 s	Go	2024-08-17 12:24:49

#	User	Runtime	Language	Date
1	Øyvind Almli	0.66 s	Haskell	2023-12-28 21:06:56

#	User	Runtime	Language	Date
1	Guangyi Zhou	0.15 s	Java	2025-01-25 16:08:20
2	Sven Rönnbäck	0.33 s	Java	2023-06-10 17:21:58
3	Nathan Oakey	0.65 s	Java	2025-10-08 05:24:27
4	Stela Palii	0.69 s	Java	2024-12-03 03:14:34
5	Hidden user	0.70 s	Java	2025-09-23 09:26:04
6	pothyne	0.70 s	Java	2026-01-02 17:37:56
7	Hidden user	0.72 s	Java	2024-12-08 16:14:31
8	Hidden user	0.72 s	Java	2026-03-07 23:01:08
9	Ranjith M	0.73 s	Java	2024-09-03 17:37:53
10	Martha E.	0.73 s	Java	2024-12-09 05:21:40

#	User	Runtime	Language	Date
1	Christian Pilegaard Cederquist	0.38 s	JavaScript (SpiderMonkey)	2023-05-29 04:15:36
2	Bjørn Chr. Soltvedt	0.39 s	JavaScript (SpiderMonkey)	2023-05-29 11:37:19
3	Zach Tschetter	0.54 s	JavaScript (SpiderMonkey)	2023-07-07 20:15:01
4	Jimmy Gustafsson	0.87 s	JavaScript (SpiderMonkey)	2024-08-16 07:55:27

#	User	Runtime	Language	Date
1	Timothy Gaede	0.81 s	Julia	2024-03-26 07:34:37
2	Danny Robinson	0.87 s	Julia	2024-08-31 21:01:51

#	User	Runtime	Language	Date
1	Martijn Muijsers	0.79 s	Kotlin	2024-06-04 08:19:24

#	User	Runtime	Language	Date
1	Aidan Olson	0.91 s	Lua	2024-03-01 15:29:30

#	User	Runtime	Language	Date
1	Hidden user	0.63 s	OCaml	2024-08-26 11:06:24

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.25 s	Pascal	2023-10-14 12:19:23

#	User	Runtime	Language	Date
1	Yanmarshus Bachtiar	0.38 s	Python 2	2023-07-26 02:49:57

#	User	Runtime	Language	Date
1	Niels Vedersoe	0.37 s	Python 3	2024-10-01 17:19:34
2	Guotao Ma	0.37 s	Python 3	2025-04-26 06:31:15
3	Petr	0.38 s	Python 3	2024-11-03 14:49:55
4	João Manoel Feck	0.40 s	Python 3	2024-09-07 13:14:56
5	Cameron Kauffman	0.40 s	Python 3	2024-09-16 21:04:04
6	Ethan Works	0.40 s	Python 3	2024-09-16 21:20:11
7	Noah Harris	0.40 s	Python 3	2024-09-21 00:31:02
8	Jonathan Dastrup	0.40 s	Python 3	2024-10-11 00:51:21
9	Carina Seidel	0.40 s	Python 3	2024-10-19 09:23:04
10	Neil Dunne	0.40 s	Python 3	2024-10-20 17:19:37

#	User	Runtime	Language	Date
1	Andreas Severin Hauch Trøstrup	0.69 s	Ruby	2023-09-08 15:05:50
2	Miorel Palii	0.72 s	Ruby	2024-11-29 03:05:57
3	Thomas Feld	0.82 s	Ruby	2023-05-30 12:30:53

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.03 s	Rust	2025-06-02 18:11:55
2	Jonathan Hallström	0.08 s	Rust	2023-09-24 13:59:46
3	cera	0.08 s	Rust	2025-05-22 03:00:37
4	Bas Dirks	0.09 s	Rust	2023-12-26 06:15:44
5	Matt Schwartz	0.12 s	Rust	2023-06-25 23:07:37
6	Simon Grünwald	0.12 s	Rust	2023-07-16 15:56:10
7	Ng Tek In	0.12 s	Rust	2023-09-01 02:47:37
8	Nikoline Olander Rasmussen	0.12 s	Rust	2023-09-08 14:35:19
9	SQ8	0.12 s	Rust	2024-03-30 15:44:25
10	David Rasch	0.14 s	Rust	2023-09-25 09:39:58

#	User	Length	Language	Date
1	Julian Duniec	401	C	2023-08-23 07:55:19
2	Hidden user	434	C	2023-05-28 18:19:05
3	Naveen Kumar S	543	C	2025-04-03 14:27:12
4	Eyleifur Bjarkason	555	C	2023-06-16 16:43:47
5	Anton	571	C	2024-09-18 12:38:48
6	Simon Baeckelant	590	C	2023-12-20 21:47:27
7	Meta Heric	603	C	2023-08-17 13:05:10
8	Sami Al Chalati	617	C	2024-10-16 19:28:54
9	Mathias	826	C	2023-11-12 19:04:44
10	Kasper Malmborg Rønne	837	C	2024-06-04 15:48:01

#	User	Length	Language	Date
1	traxex	282	C#	2024-05-28 10:59:53
2	Inge Amdal Halvorsen	467	C#	2024-08-21 11:10:23
3	Գոռ Բաղդասարյան	510	C#	2024-08-04 10:34:35
4	William Skou Heidemann	518	C#	2023-09-08 14:58:25
5	Noah Fabricius	601	C#	2023-09-08 14:35:04
6	Umar Rasyid	613	C#	2025-05-11 15:54:02
7	Deci Bel	653	C#	2024-06-04 19:25:34
8	Emil bks	675	C#	2023-09-08 16:15:16
9	Alexander Gustafsson	753	C#	2024-09-02 22:07:23

#	User	Length	Language	Date
1	Azeez Daoud	193	C++	2025-01-06 22:27:57
2	Frans Meulenbroeks	204	C++	2024-10-12 13:37:53
3	Rafael Kristoforus Yanto	282	C++	2025-01-02 19:54:31
4	Asbjørn Lind	286	C++	2024-02-04 13:34:33
5	Ernest Ng Zi Xuan	296	C++	2023-06-05 03:41:32
6	Radu-Adrian Mocan	296	C++	2025-04-05 07:29:57
7	Ng Mun Hin	297	C++	2025-12-18 13:40:40
8	Jason Liu	301	C++	2024-04-11 23:07:06
9	Grae Yeandle	306	C++	2023-07-02 09:50:56
10	Illia Zakharov	319	C++	2023-06-08 10:39:06

#	User	Length	Language	Date
1	Stefan Schmiedl	222	F#	2024-08-23 15:57:15
2	Mikael Fangel	228	F#	2023-09-08 14:51:29
3	Jesper Bengtson	1983	F#	2023-09-08 14:55:19

#	User	Length	Language	Date
1	Chris Vilches	384	Go	2024-08-17 12:24:49
2	Martin Stensgård	475	Go	2024-03-12 05:03:48
3	Norbert Voelker	688	Go	2023-06-19 19:22:56
4	Thomas	1145	Go	2024-01-18 00:42:40

#	User	Length	Language	Date
1	Øyvind Almli	1538	Haskell	2023-12-28 21:06:56

#	User	Length	Language	Date
1	Hidden user	604	Java	2025-09-23 09:26:04
2	Arup Ratan Guha	616	Java	2024-02-03 16:18:33
3	Hidden user	644	Java	2024-12-08 16:14:31
4	Dhiraputta Pathama Tengara	651	Java	2023-09-16 14:22:23
5	Stela Palii	768	Java	2024-12-03 03:14:34
6	Thore Husfeldt	781	Java	2023-09-08 19:10:25
7	Luke Eales	796	Java	2023-09-17 09:06:04
8	Amy Colpitts	797	Java	2023-07-06 17:43:53
9	Martha E.	809	Java	2024-12-09 05:21:40
10	Hidden user	830	Java	2023-09-30 14:46:12

#	User	Length	Language	Date
1	Jimmy Gustafsson	113	JavaScript (SpiderMonkey)	2024-08-16 07:55:27
2	Christian Pilegaard Cederquist	192	JavaScript (SpiderMonkey)	2023-05-29 04:15:36
3	Bjørn Chr. Soltvedt	192	JavaScript (SpiderMonkey)	2023-05-29 11:37:19
4	Zach Tschetter	205	JavaScript (SpiderMonkey)	2023-07-07 20:15:01

#	User	Length	Language	Date
1	Danny Robinson	78	Julia	2024-08-31 21:01:51
2	Timothy Gaede	312	Julia	2024-03-26 07:34:37

#	User	Length	Language	Date
1	Martijn Muijsers	702	Kotlin	2024-06-04 08:19:24

#	User	Length	Language	Date
1	Aidan Olson	314	Lua	2024-03-01 15:29:30

#	User	Length	Language	Date
1	Hidden user	458	OCaml	2024-08-26 11:06:24

#	User	Length	Language	Date
1	Ingemar Ragnemalm	772	Pascal	2023-10-14 12:19:23

#	User	Length	Language	Date
1	Yanmarshus Bachtiar	168	Python 2	2023-07-26 02:49:57

#	User	Length	Language	Date
1	Clement Oh	74	Python 3	2023-07-15 08:06:16
2	Benjamin Z White	79	Python 3	2023-06-13 13:13:05
3	Lee Isaac	82	Python 3	2023-06-04 02:59:10
4	Harvey Chua	85	Python 3	2023-06-10 05:48:52
5	Eduardo Vicente Petry	85	Python 3	2024-03-11 11:03:34
6	Thibault Raffaillac	87	Python 3	2024-08-01 13:58:22
7	Arnav Sastry	88	Python 3	2023-10-04 02:31:21
8	Ahmed Chamseddine	88	Python 3	2024-08-15 12:14:49
9	Hidden user	89	Python 3	2023-07-21 15:26:53
10	Tai Tze Kin	92	Python 3	2024-05-06 20:00:00

#	User	Length	Language	Date
1	Thomas Feld	56	Ruby	2023-05-30 12:30:53
2	Miorel Palii	80	Ruby	2024-11-29 03:05:57
3	Andreas Severin Hauch Trøstrup	156	Ruby	2023-09-08 15:03:06

#	User	Length	Language	Date
1	Ng Tek In	375	Rust	2023-09-01 02:48:11
2	David Rasch	403	Rust	2023-09-25 09:39:58
3	Jonathan Hallström	472	Rust	2023-09-24 13:59:46
4	Bas Dirks	514	Rust	2023-12-26 06:15:44
5	Freek van Keulen	552	Rust	2023-10-31 09:16:00
6	Nikoline Olander Rasmussen	553	Rust	2023-09-08 14:35:19
7	Simon Grünwald	631	Rust	2023-07-16 15:56:10
8	Matt Schwartz	643	Rust	2023-06-25 23:07:37
9	SQ8	698	Rust	2024-03-30 15:44:25
10	Joachim Horshauge	772	Rust	2024-01-24 02:59:42

Solution running time distribution