Problem A
Fibonacci Cycles — Problem Statistics

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Submissions	1400
Accepted submissions	637
Submission ratio	45.50%
Authors	602
Full solves [?]	514
Full solve Ratio	85.38%

#	User	Runtime	Language	Date
1	Bergur Snorrason	0.00 s	C	2020-03-20 09:02:54
2	Raymond Yang	0.00 s	C	2021-06-11 01:55:47
3	April Clark	0.00 s	C	2021-10-19 18:12:30
4	Roberto Borelli	0.00 s	C	2023-12-09 08:53:16
5	Mirel Cosulschi	0.00 s	C	2025-01-10 22:38:57
6	Eyleifur Bjarkason	0.02 s	C	2025-09-02 00:50:02

#	User	Runtime	Language	Date
1	Ben-Richard Ebbesvik	0.03 s	C#	2022-03-04 18:43:16
2	Mikael Fiala-Lundström	0.09 s	C#	2021-10-05 00:49:07

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	0.06 s	F#	2023-06-07 18:49:35

#	User	Runtime	Language	Date
1	Norbert Voelker	0.08 s	Go	2021-08-25 14:14:20
2	Sarek Høverstad Skotåm	0.08 s	Go	2022-01-04 03:27:30
3	Sergey Jakobsen	0.08 s	Go	2022-01-04 17:50:47

#	User	Runtime	Language	Date
1	Brent Yorgey	0.01 s	Haskell	2020-03-20 12:29:14
2	Agus Sentosa Hermawan	0.01 s	Haskell	2021-11-03 01:18:23
3	Hidden user	0.01 s	Haskell	2022-05-18 10:28:09
4	Steinar Simonnes	0.01 s	Haskell	2025-02-05 09:35:50

#	User	Runtime	Language	Date
1	Andrew Polizzotto	0.06 s	Java	2020-06-02 23:55:14
2	Crystal Sharpe	0.06 s	Java	2020-08-06 04:03:54
3	Liam Keliher	0.07 s	Java	2020-05-23 04:52:40
4	Emil Bak-Møller	0.07 s	Java	2021-07-30 17:54:11
5	Bjørn Dons	0.07 s	Java	2022-04-23 10:13:35
6	Taras Romanyuk	0.07 s	Java	2024-09-24 22:34:12
7	Ho Lyun Jeong	0.08 s	Java	2021-03-12 04:52:35
8	Anish Kambhampati	0.08 s	Java	2022-02-02 01:04:30
9	Stela Palii	0.09 s	Java	2021-01-13 22:23:57
10	Mark Sturtevant	0.09 s	Java	2024-05-01 05:52:41

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.03 s	JavaScript (SpiderMonkey)	2021-02-09 18:57:10
2	Christian Pilegaard Cederquist	0.03 s	JavaScript (SpiderMonkey)	2023-05-26 14:23:31
3	Zach Tschetter	0.04 s	JavaScript (SpiderMonkey)	2023-06-30 23:07:02

#	User	Runtime	Language	Date
1	Hidden user	0.32 s	Julia	2025-04-20 21:55:07
2	Timothy Gaede	0.51 s	Julia	2024-05-09 09:47:13

#	User	Runtime	Language	Date
1	Jacob Huebner	0.12 s	Kotlin	2020-05-31 07:23:54
2	Phường Lên	0.17 s	Kotlin	2020-04-15 04:50:16

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.05 s	Prolog	2023-03-06 21:24:53

#	User	Runtime	Language	Date
1	Johan Lyts	0.04 s	Python 2	2020-03-21 13:54:58
2	Ram Basnet	0.04 s	Python 2	2020-03-23 05:25:13
3	Maj Stenmark	0.04 s	Python 2	2020-08-28 22:06:49
4	Agis Daniels	0.04 s	Python 2	2022-01-13 19:25:55
5	Andreas Björklund	0.05 s	Python 2	2020-03-23 19:44:30
6	Lars Åström	0.06 s	Python 2	2020-03-25 13:29:51

#	User	Runtime	Language	Date
1	Gabriel Caballero	0.04 s	Python 3	2024-11-15 08:54:25
2	Castoreiger	0.04 s	Python 3	2024-11-16 10:50:29
3	Hidden user	0.04 s	Python 3	2025-07-24 17:19:41
4	Jiaming Kong	0.04 s	Python 3	2025-08-06 19:06:51
5	Ole Vik Lysne	0.04 s	Python 3	2026-02-17 21:37:40
6	Ryan Tan	0.05 s	Python 3	2022-10-01 14:44:13
7	Yeon Jae Cho	0.05 s	Python 3	2023-09-21 01:52:24
8	Radvilas Rumšas	0.05 s	Python 3	2024-11-16 09:35:55
9	JAD CHEDID EL RAHBANY	0.05 s	Python 3	2024-11-16 10:26:39
10	Christoph Dürr	0.05 s	Python 3	2024-11-16 11:04:56

#	User	Runtime	Language	Date
1	Thomas Feld	0.06 s	Ruby	2023-04-17 13:58:34
2	Hidden user	0.22 s	Ruby	2021-05-01 20:06:49

#	User	Runtime	Language	Date
1	Samuel Kyletoft	0.00 s	Rust	2020-04-04 00:32:51
2	Ole Johan Walderhaug	0.00 s	Rust	2020-11-02 18:04:15
3	Bas Dirks	0.00 s	Rust	2022-01-23 14:11:31
4	Eric Pinter	0.00 s	Rust	2022-02-12 20:17:10
5	Ng Tek In	0.00 s	Rust	2022-09-04 19:35:16
6	Vincent Lagerros	0.00 s	Rust	2024-10-03 16:50:27

#	User	Length	Language	Date
1	Raymond Yang	438	C	2021-06-11 01:55:47
2	Mirel Cosulschi	467	C	2025-01-10 22:38:57
3	April Clark	551	C	2021-10-19 18:12:30
4	Roberto Borelli	740	C	2023-12-09 08:53:16
5	Bergur Snorrason	1792	C	2020-03-20 09:02:54
6	Eyleifur Bjarkason	2630	C	2025-09-02 00:50:02

#	User	Length	Language	Date
1	Ben-Richard Ebbesvik	1477	C#	2022-03-04 18:43:16
2	Mikael Fiala-Lundström	4834	C#	2021-10-05 00:49:07

#	User	Length	Language	Date
1	Mohsen Mahroos	258	C++	2023-06-10 03:10:44
2	Taulant Arapi	314	C++	2021-02-03 17:42:49
3	a_b__c	317	C++	2021-02-28 13:37:27
4	Hidden user	322	C++	2020-03-22 15:18:08
5	Hidden user	345	C++	2020-03-14 22:42:39
6	Jason Cannon	360	C++	2021-03-26 21:38:11
7	Cameron Custer	368	C++	2022-08-02 07:45:52
8	Leslie Yip	375	C++	2023-07-27 05:04:25
9	Imdadul Haque Ohi	382	C++	2024-01-22 19:05:58
10	Howard Cheng	385	C++	2020-03-15 05:22:45

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	1064	F#	2023-06-07 18:49:35

#	User	Length	Language	Date
1	Sergey Jakobsen	422	Go	2022-01-04 18:04:37
2	Sarek Høverstad Skotåm	636	Go	2022-01-04 03:27:30
3	Norbert Voelker	727	Go	2021-08-25 14:14:20

#	User	Length	Language	Date
1	Agus Sentosa Hermawan	654	Haskell	2021-11-03 01:18:23
2	Hidden user	833	Haskell	2022-05-18 10:25:05
3	Steinar Simonnes	912	Haskell	2025-02-05 09:42:43
4	Brent Yorgey	1133	Haskell	2020-03-20 12:29:14

#	User	Length	Language	Date
1	Soldà Federico	589	Java	2020-03-29 22:29:22
2	Daniel West	612	Java	2020-03-29 06:23:22
3	Venkatalakshmi Arumuga Nainar	613	Java	2021-03-06 19:57:52
4	Sadgunsai Yadav	679	Java	2021-03-07 15:46:05
5	Tyler Marks	684	Java	2020-03-29 06:53:29
6	Ali Zain Charolia	684	Java	2021-11-13 20:59:47
7	raul feier	717	Java	2023-03-11 15:31:18
8	Peter Steele	720	Java	2020-03-14 20:22:06
9	Matthew Pimienta	751	Java	2022-03-31 07:01:44
10	Stela Palii	786	Java	2021-01-13 22:23:57

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	263	JavaScript (SpiderMonkey)	2023-05-26 14:23:31
2	Bjørn Chr. Soltvedt	315	JavaScript (SpiderMonkey)	2021-02-09 19:01:34
3	Zach Tschetter	320	JavaScript (SpiderMonkey)	2023-06-30 23:07:02

#	User	Length	Language	Date
1	Hidden user	384	Julia	2025-04-20 21:55:07
2	Timothy Gaede	604	Julia	2024-05-09 09:47:13

#	User	Length	Language	Date
1	Jacob Huebner	647	Kotlin	2020-05-31 07:23:54
2	Phường Lên	655	Kotlin	2020-04-15 04:50:16

#	User	Length	Language	Date
1	Andriy Zyevakov	746	Prolog	2023-03-06 21:24:53

#	User	Length	Language	Date
1	Andreas Björklund	215	Python 2	2020-03-23 19:44:30
2	Johan Lyts	258	Python 2	2020-03-21 13:54:58
3	Lars Åström	290	Python 2	2020-03-25 13:29:51
4	Ram Basnet	389	Python 2	2020-03-23 05:25:13
5	Maj Stenmark	450	Python 2	2020-08-28 22:06:49
6	Agis Daniels	624	Python 2	2022-01-13 19:25:55

#	User	Length	Language	Date
1	Ole Vik Lysne	115	Python 3	2026-02-17 21:46:31
2	David Aldenbro	129	Python 3	2025-10-24 15:07:02
3	Benjamin Z White	140	Python 3	2023-05-16 16:15:18
4	Hidden user	147	Python 3	2022-12-05 00:32:20
5	Charles Ancheta	149	Python 3	2023-04-15 04:26:51
6	Peter Stauder	151	Python 3	2022-11-11 21:40:27
7	Kelly Dance	154	Python 3	2022-10-14 02:59:20
8	Oskar Haarklou Veileborg	193	Python 3	2020-03-27 09:14:19
9	Guk Yi Siong	194	Python 3	2023-08-01 11:31:13
10	Marcus Xu	205	Python 3	2023-02-06 09:10:09

#	User	Length	Language	Date
1	Thomas Feld	77	Ruby	2023-04-17 14:07:38
2	Hidden user	169	Ruby	2022-12-10 06:01:05

#	User	Length	Language	Date
1	Bas Dirks	613	Rust	2022-01-23 14:11:31
2	Ng Tek In	735	Rust	2022-09-04 19:35:16
3	Ole Johan Walderhaug	983	Rust	2020-11-02 18:04:15
4	Samuel Kyletoft	1366	Rust	2020-04-04 00:32:51
5	Eric Pinter	1392	Rust	2022-02-12 20:17:10
6	Vincent Lagerros	16732	Rust	2024-10-03 16:50:27

Solution running time distribution