Problem A
Knot Knowledge

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Problem statistics

Submissions	5973
Accepted submissions	3558
Submission ratio	59.57%
Authors	3324
Accepted authors	3160
Author ratio	95.07%

#	User	Runtime	Date
1	Max NC	0.01 s	2023-09-11 22:54:12
2	Thomas Feld	0.01 s	2023-09-12 11:04:21

#	User	Runtime	Date
1	Thomas Feld	0.06 s	2023-09-27 10:37:40
2	Chenzhang Hu	0.07 s	2023-09-19 19:04:31

#	User	Runtime	Date
1	Tomas Vainoris	0.02 s	2021-10-09 11:16:05
2	Benny Antonsson	0.02 s	2021-10-13 14:52:33
3	Per Wendt	0.02 s	2021-10-15 17:40:34
4	Alexander Hjelmgaard	0.02 s	2021-10-17 17:15:11
5	Toby Maynard	0.02 s	2021-11-24 18:10:29
6	Nikolai Valkamo	0.02 s	2021-12-26 23:23:01
7	Victor Hultén Mattsson	0.02 s	2022-02-07 17:09:07
8	Cameron Crow	0.02 s	2022-03-25 20:48:38
9	Slimlix	0.02 s	2022-04-04 16:19:44
10	brett warrender	0.02 s	2022-04-24 02:50:51

#	User	Runtime	Date
1	Ralf Jonas	0.01 s	2023-09-08 08:21:11
2	yraten	0.01 s	2024-04-15 22:53:16

#	User	Runtime	Date
1	Christoforos Pantazi	0.01 s	2023-09-11 16:17:42

#	User	Runtime	Date
1	Jacob Harris Cryer Kragh	0.04 s	2022-05-28 10:31:41
2	Elias Smedegaard	0.08 s	2023-11-18 12:09:09

#	User	Runtime	Date
1	Diego Saldias	0.00 s	2023-10-30 20:06:52
2	Deci Bel	0.00 s	2024-04-29 17:36:16
3	Michael Johansson	0.02 s	2022-09-26 22:26:02
4	Maxime Havez	0.02 s	2022-10-07 17:41:33
5	Thomas Sørup Bavnhøj	0.02 s	2022-10-07 17:55:04
6	Krzysztof Gibuła	0.02 s	2022-11-19 15:03:28
7	Jahid Hasan Imon	0.02 s	2022-11-22 14:35:07
8	Jimmy Nejtron	0.02 s	2022-12-29 08:29:20
9	Hidden user	0.07 s	2021-12-17 09:59:01
10	Albert Rise Nielsen	0.08 s	2021-10-09 11:05:13

#	User	Runtime	Date
1	Lee Heng Sheng	0.05 s	2024-04-14 07:26:01
2	Asmus Tørsleff	0.06 s	2021-10-09 11:07:11
3	Markus Olsson	0.06 s	2021-10-09 11:12:22
4	Agnes Hardy Bertelsen	0.06 s	2021-10-09 11:13:53
5	Joachim Borup	0.06 s	2021-10-09 20:09:21
6	Elias Norgren	0.06 s	2021-10-11 14:27:54
7	Liam Keliher	0.06 s	2021-10-11 19:39:46
8	Alexander Giroux	0.06 s	2021-10-12 16:11:29
9	Sawyer Stanley	0.06 s	2021-10-14 13:02:33
10	Michael O'Brien	0.06 s	2021-10-18 18:55:24

#	User	Runtime	Date
1	Christopher Churchwell	0.05 s	2023-11-24 16:52:03
2	Yassin Swag	0.05 s	2023-12-01 11:08:22
3	Faisal Rahman	0.05 s	2024-01-31 23:29:16
4	Ida Pylvänäinen	0.05 s	2024-03-26 16:00:28
5	Hy Huynh	0.06 s	2023-09-21 02:20:03
6	John	0.09 s	2022-07-15 02:40:30
7	Hidden user	0.09 s	2023-02-02 20:46:28
8	Max Zheng	0.42 s	2021-10-23 20:42:39
9	Peter Kedemo	0.42 s	2022-01-02 12:50:26
10	Chris Wong	0.42 s	2022-01-12 15:16:10

#	User	Runtime	Date
1	Bjørn Chr. Soltvedt	0.02 s	2021-10-10 21:24:50
2	Peter Menyes	0.02 s	2021-10-10 22:04:55
3	Tyler VanHaren	0.02 s	2022-06-04 18:24:55
4	Håkan Lindahl	0.02 s	2022-06-15 23:54:23
5	Jimmy Gustafsson	0.02 s	2022-08-16 10:01:05
6	Alexander Vestin	0.02 s	2022-10-16 16:09:04
7	Christian Cederquist	0.02 s	2022-11-09 17:00:18
8	Simon Titkó	0.02 s	2023-11-23 17:29:17
9	Evan Magill	0.02 s	2024-04-07 06:10:37
10	Nicklas Utgaard	0.03 s	2021-12-23 12:02:41

#	User	Runtime	Date
1	Timothy Gaede	0.59 s	2024-03-18 20:06:35
2	Danny Robinson	0.64 s	2023-09-01 00:19:01

#	User	Runtime	Date
1	Nicholas Johnson	0.14 s	2022-02-06 22:36:36
2	Jacob Huebner	0.15 s	2022-02-07 19:16:18
3	Ola Sundell	0.18 s	2021-10-19 09:51:49
4	Jesper Dahl Norgård	0.18 s	2022-06-07 12:24:35
5	Alan Pramuk	0.19 s	2022-08-02 16:06:05
6	Ethan South	0.19 s	2023-02-28 23:08:31
7	Chris Johnson	0.19 s	2023-04-23 03:04:50
8	Adam Rankin	0.19 s	2023-04-27 03:03:36
9	Emil Wihlander	0.19 s	2023-07-24 16:59:05
10	Troy Warmboe	0.20 s	2021-10-11 22:24:06

#	User	Runtime	Date
1	Hovig Manjikian	0.00 s	2022-04-16 20:11:36

#	User	Runtime	Date
1	Ingemar Ragnemalm	0.00 s	2021-12-10 08:03:37
2	David Connolly	0.00 s	2022-04-04 19:40:34

#	User	Runtime	Date
1	Saito Ta	0.01 s	2024-03-29 03:25:24

#	User	Runtime	Date
1	Renate	0.01 s	2021-11-13 21:44:17
2	Andre Wahyudi	0.01 s	2022-09-20 03:34:34

#	User	Runtime	Date
1	Andriy Zyevakov	0.02 s	2022-12-11 12:44:18
2	Hakan Kjellerstrand	0.02 s	2023-01-19 20:46:13

#	User	Runtime	Date
1	Hasan Kalzi	0.02 s	2022-06-18 11:34:42
2	Ragur Krishnan	0.02 s	2022-06-28 22:21:58
3	Andrei Stoica	0.03 s	2021-10-09 11:07:46
4	Andrei Stoica	0.03 s	2021-10-10 22:34:37
5	Johan Lyts	0.03 s	2021-10-11 20:51:23
6	Yanmarshus Bachtiar	0.03 s	2021-10-30 13:40:49
7	Andreas Björklund	0.03 s	2021-10-31 21:49:00
8	Olav Røthe Bakken	0.03 s	2021-11-06 11:44:06
9	Agis Daniels	0.03 s	2021-12-13 13:45:48
10	Gibransyah	0.03 s	2022-03-17 05:23:20

#	User	Runtime	Date
1	Carl Harrison	0.04 s	2022-06-05 20:17:24
2	Aakanksha Khandwaha	0.04 s	2022-06-06 04:33:30
3	András Biczó	0.04 s	2022-06-14 11:22:56
4	Anunay Sharma	0.04 s	2022-06-18 10:03:40
5	Hasan Kalzi	0.04 s	2022-06-18 11:34:20
6	Kai Yi Lam	0.04 s	2022-06-19 11:39:15
7	William L Thomson Jr	0.04 s	2022-06-19 17:19:52
8	Nguyen An	0.04 s	2022-06-21 05:01:52
9	David Allebeck	0.04 s	2022-06-21 16:55:08
10	Michael Liu	0.04 s	2022-06-24 08:47:17

#	User	Runtime	Date
1	Hidden user	0.05 s	2021-10-10 11:41:19
2	Régis Hanol	0.05 s	2022-01-09 15:36:08
3	TobiasZ	0.05 s	2022-01-20 19:19:38
4	Miorel Palii	0.05 s	2022-03-07 02:14:28
5	Patrick Elsen	0.05 s	2022-09-09 15:04:26
6	Andreas Severin Hauch Trøstrup	0.05 s	2022-10-07 17:33:36
7	Frederik Spang	0.05 s	2022-10-08 17:47:43
8	Thomas Feld	0.06 s	2022-11-01 23:11:02
9	dick move	0.06 s	2022-11-13 20:25:50
10	Eugen Neagoe	0.06 s	2023-04-20 23:38:02

#	User	Runtime	Date
1	Jhony Andreas	0.05 s	2023-07-08 19:50:54

#	User	Length	Date
1	Max NC	20	2023-09-11 22:54:12
2	Thomas Feld	20	2023-09-12 11:58:20

#	User	Length	Date
1	Chenzhang Hu	5	2024-02-03 13:26:23
2	Thomas Feld	13	2023-09-27 10:38:13

#	User	Length	Date
1	Martin Blom	92	2023-09-17 19:36:45
2	Lawry Sorenson	100	2023-01-12 01:19:24
3	Benjamin Iserman	100	2023-03-28 23:20:44
4	Sawyer Frie	118	2023-03-31 00:44:09
5	Johan Westerlund	192	2021-10-10 16:38:34
6	James Christian Ruiz	203	2022-12-29 05:34:38
7	Matthew Weston	219	2022-01-03 01:02:21
8	huy lý	219	2022-09-22 08:10:14
9	Ryan O'Hara	240	2022-02-13 09:51:35
10	Charlie Solve	263	2023-01-08 22:26:05

#	User	Length	Date
1	Greg Sinclair	156	2023-11-04 21:04:09
2	Mikael Palokangas	160	2023-08-07 19:50:23
3	Aiden Bilyeu	184	2023-02-19 03:11:46
4	Pontus Magnusson	259	2024-03-26 22:53:38
5	Esty Crow	292	2022-09-30 21:44:27
6	Theodore Glenn	321	2023-02-19 02:57:32
7	Ahmet Murat Gençay	356	2023-09-02 04:51:48
8	Benjamin Bilbeau	396	2023-09-06 18:12:25
9	Søren Bech Christensen	413	2021-10-18 14:09:15
10	Elijah	428	2023-03-17 17:22:07

#	User	Length	Date
1	Lawry Sorenson	104	2023-01-12 01:20:54
2	Martin Blom	113	2023-09-17 19:45:48
3	Jordan A Hopkins	123	2023-07-25 20:11:40
4	Daniel Rasmussen	157	2023-05-19 09:39:05
5	Osama Albahrani	165	2023-07-16 04:52:43
6	Elias	174	2022-08-13 19:05:29
7	Shang Zhou	177	2021-12-29 06:32:55
8	Yeung Man Tsung	177	2022-11-18 13:14:48
9	Zac Friggstad	181	2021-10-16 20:14:09
10	Yohannes Melese	187	2021-10-15 13:28:14

#	User	Length	Date
1	yraten	224	2024-04-15 22:53:16
2	Ralf Jonas	230	2023-09-08 08:21:11

#	User	Length	Date
1	Christoforos Pantazi	295	2023-09-11 16:17:42

#	User	Length	Date
1	Jacob Harris Cryer Kragh	243	2022-05-28 10:31:41
2	Elias Smedegaard	812	2023-11-18 12:09:09

#	User	Length	Date
1	Jahid Hasan Imon	177	2022-11-22 14:35:07
2	Hidden user	268	2021-10-14 17:13:44
3	Diego Saldias	325	2023-10-30 20:06:52
4	Thomas Sørup Bavnhøj	404	2022-10-07 17:55:04
5	Hidden user	410	2021-12-17 09:59:01
6	Krzysztof Gibuła	524	2022-11-19 15:03:28
7	Andreas Gottschalk Krath	555	2022-04-10 22:55:49
8	Michael Johansson	580	2022-09-26 22:26:02
9	Norbert Voelker	659	2021-10-14 22:23:33
10	Resa Renaldy	721	2022-03-11 15:33:11

#	User	Length	Date
1	Jannik Olbrich	99	2023-06-07 17:08:33
2	Azeez Daoud	106	2023-01-24 21:29:29
3	Øyvind Almli	112	2021-10-13 12:51:58
4	Jahid Hasan Imon	133	2022-11-22 11:46:02
5	Sebastian Banert	136	2023-04-21 00:13:36
6	Phan Ngọc Tiên	146	2022-03-20 04:02:08
7	Tim Put	148	2021-10-17 23:05:56
8	Kristian Sørdal	157	2023-01-13 12:51:43
9	Elizabeth Doughty	158	2024-01-27 09:30:29
10	Monique Oliveira	164	2021-10-23 07:01:07

#	User	Length	Date
1	Lim Ting Kai	327	2023-05-21 19:23:12
2	Thanh Le	340	2023-02-19 03:55:30
3	jin zhang	347	2023-05-08 03:13:27
4	Mukund K Raman	351	2021-10-23 20:49:43
5	Mads Voss Hvelplund	363	2021-10-16 20:40:09
6	Hannah Mao	367	2021-10-23 22:40:08
7	Jason Liu	368	2023-05-05 16:55:08
8	Henry Vo	390	2021-10-23 20:08:52
9	Josh Henderson	391	2023-04-24 20:15:57
10	Kaden Sprock	391	2023-04-24 20:22:19

#	User	Length	Date
1	Yassin Swag	349	2023-12-01 11:08:22
2	Peter Kedemo	356	2022-01-02 12:50:26
3	Hidden user	377	2023-02-02 20:46:28
4	Christopher Churchwell	383	2023-11-24 16:52:03
5	Karim Dridi	383	2022-01-14 00:08:36
6	Max Zheng	386	2021-10-23 20:42:39
7	Hy Huynh	539	2023-09-21 02:20:03
8	Niamh Limerick	606	2022-02-03 16:17:41
9	Chris Wong	632	2022-01-12 15:16:10
10	John	655	2022-07-15 02:40:30

#	User	Length	Date
1	Christian Cederquist	83	2022-11-09 17:00:18
2	Jimmy Gustafsson	85	2022-08-25 21:42:20
3	Håkan Lindahl	188	2022-06-15 23:54:23
4	Peter Menyes	202	2021-10-10 22:04:55
5	Evan Magill	203	2024-04-07 06:10:37
6	Simon Titkó	220	2023-11-23 17:29:17
7	Tyler VanHaren	234	2022-06-04 18:24:55
8	Alexander Vestin	235	2022-10-16 16:09:04
9	Bjørn Chr. Soltvedt	247	2021-10-10 21:24:50
10	Nicklas Utgaard	501	2021-12-23 12:02:41

#	User	Length	Date
1	Danny Robinson	46	2023-09-01 00:19:01
2	Timothy Gaede	571	2024-03-18 20:06:35

#	User	Length	Date
1	Troy Warmboe	170	2021-10-11 22:24:06
2	Sergey Jakobsen	185	2021-10-17 00:38:57
3	Ethan South	189	2023-02-28 23:08:31
4	Emil Wihlander	237	2023-07-24 16:59:05
5	jonas lølanl	243	2024-03-07 20:40:20
6	Alan Pramuk	273	2022-08-02 16:06:05
7	Chris Johnson	298	2023-04-23 03:04:50
8	Jesper Dahl Norgård	314	2022-06-07 12:24:35
9	Zaw Myat	378	2024-03-19 10:23:38
10	Adam Rankin	425	2023-04-27 03:03:36

#	User	Length	Date
1	Hovig Manjikian	407	2022-04-16 20:11:36

#	User	Length	Date
1	Ingemar Ragnemalm	323	2021-12-10 08:03:37
2	David Connolly	1010	2022-04-04 19:40:34

#	User	Length	Date
1	Saito Ta	28	2024-03-29 03:25:24

#	User	Length	Date
1	Renate	207	2021-11-13 21:44:17
2	Andre Wahyudi	470	2022-09-20 03:34:34

#	User	Length	Date
1	Hakan Kjellerstrand	101	2023-03-23 20:04:27
2	Andriy Zyevakov	651	2022-12-11 12:44:18

#	User	Length	Date
1	JanLitwin	82	2023-10-28 22:03:09
2	Andreas Björklund	102	2021-10-31 21:49:00
3	Ragur Krishnan	119	2022-06-28 22:21:58
4	Johan Lyts	133	2021-10-11 20:51:23
5	Gibransyah	148	2022-03-17 05:23:20
6	Yanmarshus Bachtiar	166	2021-10-30 13:40:49
7	Olav Røthe Bakken	170	2021-11-06 11:44:06
8	Andrei Stoica	227	2021-10-10 22:34:37
9	Agis Daniels	267	2021-12-13 13:45:48
10	Andrei Stoica	271	2021-10-09 11:07:46

#	User	Length	Date
1	Clement Oh	46	2023-05-20 16:12:06
2	Zach Tschetter	49	2022-11-19 03:48:23
3	Kevin Gomez	49	2023-07-25 00:41:18
4	Carl Pittenger	49	2024-03-24 09:30:18
5	Wouter Dijkstra	51	2022-06-24 20:10:21
6	Gustav Elmqvist	51	2023-04-28 20:17:35
7	Guk Yi Siong	55	2023-04-07 10:23:52
8	Morten Clausen	56	2022-10-07 17:32:22
9	Lily Gloudemans	56	2023-04-04 23:19:02
10	Troels Bjerre Lund	58	2021-12-17 20:12:26

#	User	Length	Date
1	Thomas Feld	29	2022-11-03 16:00:07
2	dick move	29	2022-11-13 20:25:50
3	Gustav Elmqvist	31	2023-04-28 20:22:36
4	Frederik Spang	33	2022-10-08 17:47:43
5	Andreas Severin Hauch Trøstrup	46	2022-10-07 17:39:25
6	Alexander Bilde Pedersen	48	2023-05-01 14:14:12
7	Patrick Elsen	57	2022-09-09 15:04:26
8	Hidden user	62	2021-10-10 11:41:19
9	Frederik Petersen	63	2024-03-26 20:50:30
10	Régis Hanol	81	2022-01-09 15:36:08

#	User	Length	Date
1	Bas Dirks	436	2021-12-30 16:41:39
2	Lily Gloudemans	494	2022-09-07 16:18:51
3	David Rasch	518	2021-10-12 13:41:53
4	Ulrich Johan Isachsen	534	2021-10-09 11:45:09
5	Simon Grünwald	539	2023-07-10 21:53:32
6	Hidden user	608	2022-09-06 23:35:46
7	Selim Yetkin	608	2023-08-12 00:53:04
8	Isak Jägberg	611	2021-12-30 16:48:00
9	Freek van Keulen	614	2021-10-10 13:24:39
10	Oskar Lindén	638	2022-08-23 10:34:22

#	User	Length	Date
1	Jhony Andreas	548	2023-07-08 19:50:54

Solution running time distribution