Problem A
Hamiltonian Hypercube — Problem Statistics

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Submissions	1997
Accepted submissions	825
Submission ratio	41.31%
Authors	802
Full solves [?]	691
Full solve Ratio	86.16%

#	User	Runtime	Language	Date
1	Matias Lahti	0.00 s	C	2016-11-24 00:43:43
2	Ivan Petrov	0.00 s	C	2017-11-16 15:54:01
3	Hidden user	0.00 s	C	2017-11-21 09:34:02
4	Olav Røthe Bakken	0.00 s	C	2018-01-17 14:32:40
5	Flep	0.00 s	C	2020-02-20 13:43:54
6	Hidden user	0.00 s	C	2020-02-20 15:49:00
7	Sambit Palit	0.00 s	C	2020-11-14 18:49:25
8	Nick Hargrove	0.00 s	C	2021-12-20 07:01:26
9	Mirel Cosulschi	0.00 s	C	2022-12-13 21:59:03
10	Rob Hochberg	0.00 s	C	2023-04-13 03:43:24

#	User	Runtime	Language	Date
1	Raul Kooter	0.02 s	C#	2016-11-20 13:09:57
2	Michał Kubicki	0.02 s	C#	2018-12-05 00:33:10
3	Tomas Vainoris	0.05 s	C#	2023-08-08 14:32:10

#	User	Runtime	Language	Date
1	David Cawthon	0.01 s	Common Lisp	2020-11-28 00:11:31
2	Mattias Davidsson	0.01 s	Common Lisp	2024-06-14 23:29:37

#	User	Runtime	Language	Date
1	Eddy Wu	0.07 s	Go	2018-11-23 10:06:50
2	Harald Andersson	0.08 s	Go	2017-06-12 08:48:13
3	Norbert Voelker	0.08 s	Go	2021-09-18 01:00:13

#	User	Runtime	Language	Date
1	姚锦铭	0.00 s	Haskell	2016-11-20 22:13:23
2	Johan Meier	0.00 s	Haskell	2016-12-20 22:49:32
3	Brent Yorgey	0.00 s	Haskell	2017-11-11 22:42:01
4	Ng Tek In	0.00 s	Haskell	2022-09-13 18:37:01
5	Hidden user	0.00 s	Haskell	2024-10-13 00:03:07
6	Matthew Craven	0.01 s	Haskell	2018-09-08 16:16:39
7	Olle Eriksson	0.01 s	Haskell	2018-09-15 10:00:42
8	Mattias Aronsson Adler	0.01 s	Haskell	2018-09-16 06:56:39
9	Tim Put	0.01 s	Haskell	2021-05-14 23:35:57

#	User	Runtime	Language	Date
1	Fajrin Aziz	0.04 s	Java	2025-11-01 05:02:28
2	funnycat55	0.04 s	Java	2025-11-28 15:16:40
3	Nick Wu	0.05 s	Java	2016-11-20 12:14:31
4	Måns Magnusson	0.05 s	Java	2016-11-20 12:31:20
5	Lukas Konwitschny	0.05 s	Java	2016-11-20 14:23:19
6	Kristian Rosland	0.05 s	Java	2016-11-21 00:35:12
7	Eskil Jarlskog	0.05 s	Java	2016-11-21 13:28:57
8	Martijn Muijsers	0.05 s	Java	2016-11-21 19:13:28
9	Wouter van Veelen	0.05 s	Java	2016-11-23 01:14:05
10	Hidden user	0.05 s	Java	2016-11-23 21:07:03

#	User	Runtime	Language	Date
1	Christian Pilegaard Cederquist	0.02 s	JavaScript (SpiderMonkey)	2023-06-01 01:11:55
2	Bjørn Chr. Soltvedt	0.02 s	JavaScript (SpiderMonkey)	2024-06-28 13:57:35

#	User	Runtime	Language	Date
1	Ali Amid	0.21 s	Kotlin	2024-08-18 11:57:28

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.00 s	Pascal	2019-11-20 15:00:36

#	User	Runtime	Language	Date
1	Haggai Liu	0.02 s	Python 2	2017-03-27 05:54:11
2	Evgeniy Sharapov	0.02 s	Python 2	2017-04-13 23:52:29
3	Jeff Robertson	0.02 s	Python 2	2017-04-14 01:17:26
4	Andrew Baas	0.02 s	Python 2	2017-04-14 18:42:42
5	Erik Sillén	0.02 s	Python 2	2017-05-10 14:42:09
6	Travis Cox	0.02 s	Python 2	2017-09-24 05:22:05
7	Sigurður Jens Albertsson	0.02 s	Python 2	2017-11-22 18:08:46
8	Noah Ó Donnaile	0.03 s	Python 2	2016-11-22 20:12:20
9	Frederik Højholt	0.03 s	Python 2	2016-11-23 17:45:27
10	Josenildo Silva	0.03 s	Python 2	2017-07-09 04:13:29

#	User	Runtime	Language	Date
1	Christian Lindeström	0.02 s	Python 3	2016-11-20 13:58:26
2	Mathias Rav	0.02 s	Python 3	2016-11-20 14:46:48
3	姚锦铭	0.02 s	Python 3	2016-11-21 16:55:46
4	Asger Hautop Drewsen	0.02 s	Python 3	2016-11-21 17:25:08
5	Oskar Haarklou Veileborg	0.02 s	Python 3	2016-11-22 20:01:46
6	Björn Detterfelt	0.02 s	Python 3	2016-11-22 22:26:56
7	Rickard Torén	0.02 s	Python 3	2016-11-23 20:33:34
8	Michael Mullen	0.02 s	Python 3	2017-02-04 23:11:53
9	Aonghus Lawlor	0.02 s	Python 3	2017-02-12 02:41:37
10	Joshua Abshear	0.02 s	Python 3	2017-03-08 04:03:35

#	User	Runtime	Language	Date
1	Miorel Palii	0.03 s	Ruby	2018-01-10 05:36:30
2	Daniel Harder	0.05 s	Ruby	2018-09-28 21:33:15
3	Thomas Feld	0.06 s	Ruby	2023-02-23 09:48:58

#	User	Runtime	Language	Date
1	Adam Gausmann	0.00 s	Rust	2018-12-12 01:59:23
2	Florian Nagel	0.00 s	Rust	2019-11-15 20:16:39
3	Pahlevi Fikri Auliya	0.00 s	Rust	2020-10-29 00:04:38
4	Daniel Anker Hermansen	0.00 s	Rust	2022-11-26 22:43:50
5	Erik Persson	0.00 s	Rust	2024-06-10 21:51:35
6	Buster Hultgren Wärn	0.00 s	Rust	2024-07-16 13:05:39

#	User	Length	Language	Date
1	Matias Lahti	309	C	2016-11-24 00:43:43
2	Ivan Petrov	473	C	2017-11-16 15:54:01
3	Hidden user	501	C	2017-11-21 09:34:02
4	Olav Røthe Bakken	511	C	2018-01-17 14:32:40
5	Hidden user	518	C	2020-02-20 15:49:00
6	Mirel Cosulschi	615	C	2022-12-13 21:59:03
7	Nick Hargrove	777	C	2021-12-20 07:01:26
8	Sambit Palit	836	C	2020-11-14 18:49:25
9	Rob Hochberg	1081	C	2023-04-13 03:43:24
10	Flep	1117	C	2020-02-20 13:43:54

#	User	Length	Language	Date
1	Raul Kooter	1267	C#	2016-11-20 13:09:57
2	Tomas Vainoris	1465	C#	2023-08-08 14:32:10
3	Michał Kubicki	2225	C#	2018-12-05 00:33:10

#	User	Length	Language	Date
1	Neev Kataria	211	C++	2023-12-08 13:09:04
2	Mathias Gernez	258	C++	2025-06-25 21:15:22
3	Hidden user	299	C++	2018-09-13 23:25:56
4	Rafael Kristoforus Yanto	308	C++	2025-01-03 10:43:56
5	Elias Lolck	309	C++	2022-10-12 13:18:18
6	Mattias Davidsson	309	C++	2024-06-15 00:33:27
7	idiot sandwich	323	C++	2024-03-29 05:20:43
8	Grae Yeandle	325	C++	2017-01-02 19:36:21
9	Ohieku Eneji Peacemaker	326	C++	2025-04-20 20:01:35
10	Gerth Stølting Brodal	328	C++	2016-11-23 20:58:41

#	User	Length	Language	Date
1	Mattias Davidsson	320	Common Lisp	2024-06-14 23:29:37
2	David Cawthon	751	Common Lisp	2020-11-28 00:11:31

#	User	Length	Language	Date
1	Harald Andersson	608	Go	2017-06-12 08:48:13
2	Eddy Wu	677	Go	2018-11-23 10:06:50
3	Norbert Voelker	781	Go	2021-09-18 01:00:13

#	User	Length	Language	Date
1	姚锦铭	291	Haskell	2016-11-20 22:13:23
2	Matthew Craven	341	Haskell	2018-09-08 16:16:39
3	Mattias Aronsson Adler	397	Haskell	2018-09-16 06:56:39
4	Hidden user	398	Haskell	2024-10-13 00:03:07
5	Olle Eriksson	584	Haskell	2018-09-15 17:42:22
6	Johan Meier	596	Haskell	2016-12-20 22:49:32
7	Ng Tek In	603	Haskell	2022-09-13 18:37:01
8	Brent Yorgey	779	Haskell	2017-11-11 22:42:01
9	Tim Put	942	Haskell	2021-05-14 23:35:57

#	User	Length	Language	Date
1	Dominic Reed	485	Java	2021-09-10 08:32:36
2	Richard Peng	486	Java	2017-12-09 18:22:53
3	Alex Coleman	492	Java	2017-03-02 19:26:00
4	Spencer Compton	522	Java	2016-11-20 12:44:13
5	Markus Bao	540	Java	2023-02-16 22:51:30
6	Sichao Yang	575	Java	2017-10-22 07:53:46
7	Jiasheng Hu	576	Java	2018-10-21 21:23:28
8	Yihui Feng	576	Java	2018-11-14 04:01:50
9	Steve Tate	584	Java	2017-09-23 00:42:25
10	Marko Lazic	591	Java	2016-11-26 22:15:36

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	126	JavaScript (SpiderMonkey)	2023-06-01 01:11:55
2	Bjørn Chr. Soltvedt	668	JavaScript (SpiderMonkey)	2024-06-28 13:57:35

#	User	Length	Language	Date
1	Ali Amid	488	Kotlin	2024-08-18 11:57:28

#	User	Length	Language	Date
1	Ingemar Ragnemalm	1664	Pascal	2019-11-20 15:00:36

#	User	Length	Language	Date
1	David Nilsson	190	Python 2	2019-04-06 06:54:40
2	Jeff Robertson	199	Python 2	2017-04-14 01:17:26
3	Xiao Xin	219	Python 2	2018-10-21 20:27:29
4	Lars Åström	243	Python 2	2019-10-25 22:52:25
5	Haggai Liu	249	Python 2	2017-03-27 05:54:11
6	Sigurður Jens Albertsson	251	Python 2	2017-11-22 18:08:46
7	Andreas Björklund	271	Python 2	2018-11-29 16:52:14
8	Asher Trockman	294	Python 2	2018-09-27 00:14:29
9	Erik Sillén	323	Python 2	2017-05-10 14:42:09
10	Catalin Popa	338	Python 2	2018-11-21 13:27:45

#	User	Length	Language	Date
1	Peter Stauder	100	Python 3	2023-02-21 21:41:41
2	Michael Goldwasser	109	Python 3	2024-09-05 08:10:12
3	Alexandre Douard	143	Python 3	2025-07-18 00:27:24
4	Lee Isaac	155	Python 3	2023-05-12 09:20:14
5	Ahmed Chamseddine	168	Python 3	2024-12-18 14:50:09
6	Lennart Meyling	170	Python 3	2023-10-27 22:34:52
7	Tobias Glimmerfors	174	Python 3	2021-11-11 17:42:51
8	Iman Khodadi	176	Python 3	2024-01-06 13:03:00
9	Hidden user	179	Python 3	2021-08-04 11:14:49
10	Yong Mao	181	Python 3	2023-02-23 16:47:39

#	User	Length	Language	Date
1	Thomas Feld	60	Ruby	2023-05-15 10:49:40
2	Miorel Palii	222	Ruby	2018-01-10 05:36:30
3	Daniel Harder	329	Ruby	2018-09-28 21:33:15

#	User	Length	Language	Date
1	Adam Gausmann	582	Rust	2018-12-12 01:59:23
2	Florian Nagel	909	Rust	2019-11-15 20:16:39
3	Erik Persson	958	Rust	2024-06-10 21:53:19
4	Pahlevi Fikri Auliya	1849	Rust	2020-10-29 00:04:38
5	Buster Hultgren Wärn	4182	Rust	2024-07-16 13:05:39
6	Daniel Anker Hermansen	10945	Rust	2022-11-26 22:43:50

Solution running time distribution