Problem I
Jolly Jumpers — Problem Statistics

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Submissions	14068
Accepted submissions	3629
Submission ratio	25.80%
Authors	3326
Full solves [?]	2796
Full solve Ratio	84.06%

#	User	Runtime	Language	Date
1	Klas af Geijerstam	0.02 s	C#	2018-06-10 21:18:21
2	Sebastian Sternberg	0.03 s	C#	2021-03-02 11:18:49
3	Henrik Hallbert	0.03 s	C#	2021-12-02 14:40:27
4	traxex	0.05 s	C#	2024-05-27 13:17:29
5	Joan Sebastian Vargas Mosquera	0.05 s	C#	2024-12-10 02:51:37
6	samvid mistry	0.05 s	C#	2024-12-11 14:57:00
7	Michael Damsgaard	0.05 s	C#	2025-01-01 22:47:40
8	Umar Rasyid	0.05 s	C#	2025-01-26 21:58:58
9	Shantanu Sharma	0.05 s	C#	2025-09-10 19:41:23
10	Brutus Hansson	0.20 s	C#	2019-02-02 19:53:14

#	User	Runtime	Language	Date
1	David Cawthon	0.02 s	Common Lisp	2020-11-24 03:48:09
2	Hidden user	0.04 s	Common Lisp	2019-05-23 08:27:15

#	User	Runtime	Language	Date
1	Lavlesh Mishra	0.00 s	Go	2024-08-14 17:19:48
2	n k	0.00 s	Go	2025-01-24 18:34:13
3	Hidden user	0.01 s	Go	2024-10-02 10:04:03
4	Alvaro Camilo Torres Rodriguez	0.01 s	Go	2024-12-15 03:07:58
5	Andriy Zyevakov	0.03 s	Go	2019-07-10 17:20:29
6	Miguel Martinez	0.03 s	Go	2019-07-27 09:53:36
7	Norbert Voelker	0.08 s	Go	2021-12-24 23:36:21
8	Jonas Mittnacht	0.09 s	Go	2024-01-31 15:06:57
9	DIONISIO OLIVARES ASTUDILLO	0.13 s	Go	2022-06-26 08:05:29
10	Izhari Ishak Aksa	0.14 s	Go	2021-12-05 18:32:01

#	User	Runtime	Language	Date
1	Matthew Gvasalia	0.01 s	Haskell	2023-08-25 22:44:23
2	Steinar Simonnes	0.01 s	Haskell	2024-12-28 11:05:08
3	Trung Do	0.01 s	Haskell	2026-02-05 21:39:37
4	Rajashekar R M	0.01 s	Haskell	2026-02-17 06:04:04
5	Li Jun	0.03 s	Haskell	2023-07-10 19:34:42
6	Mason Barnhill	0.03 s	Haskell	2023-12-29 05:51:21
7	Hari Mohan	0.03 s	Haskell	2025-06-09 09:08:18
8	Brent Yorgey	0.04 s	Haskell	2018-08-16 23:53:54
9	Joakim Algrøy	0.04 s	Haskell	2018-08-26 01:54:15
10	Mark Saving	0.04 s	Haskell	2019-09-22 08:10:07

#	User	Runtime	Language	Date
1	Sven Rönnbäck	0.06 s	Java	2023-11-21 17:23:18
2	Ruslan	0.07 s	Java	2023-01-11 07:42:34
3	Jack Dunn	0.07 s	Java	2024-08-04 22:53:33
4	Bala Krishna	0.07 s	Java	2024-08-05 20:39:50
5	Mattis Ong	0.07 s	Java	2024-09-05 16:19:15
6	Issa Issack	0.07 s	Java	2025-01-26 05:31:45
7	Léo Souza	0.07 s	Java	2025-10-28 23:09:55
8	Fadhil Peer Mohamed	0.07 s	Java	2025-11-26 12:47:09
9	James Black	0.08 s	Java	2018-07-04 15:45:54
10	Nguyen Anh Vu	0.08 s	Java	2018-08-04 11:57:31

#	User	Runtime	Language	Date
1	TEJA KUSUMA	0.05 s	JavaScript (Node.js)	2024-02-22 10:14:15
2	Sander Hellesø	0.06 s	JavaScript (Node.js)	2019-04-28 09:59:51
3	Juan Jose jmartinv	0.06 s	JavaScript (Node.js)	2025-01-09 04:09:33
4	Nicolas Alexander Herrera Rincon	0.06 s	JavaScript (Node.js)	2025-01-17 13:34:16
5	Emil Clemedson	0.43 s	JavaScript (Node.js)	2021-08-06 14:46:23
6	Emilio E. Cardero Alvarez	0.48 s	JavaScript (Node.js)	2023-02-10 06:29:34
7	Peter Kedemo	0.57 s	JavaScript (Node.js)	2019-12-30 22:44:33

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.02 s	JavaScript (SpiderMonkey)	2018-07-03 15:53:20
2	Christian Pilegaard Cederquist	0.04 s	JavaScript (SpiderMonkey)	2023-06-09 14:43:05
3	Zach Tschetter	0.04 s	JavaScript (SpiderMonkey)	2023-06-15 20:50:20

#	User	Runtime	Language	Date
1	Timothy Gaede	0.53 s	Julia	2024-05-08 13:00:32
2	Hidden user	0.79 s	Julia	2025-02-22 22:22:15
3	Danny Robinson	0.84 s	Julia	2023-09-10 17:40:46

#	User	Runtime	Language	Date
1	Johnny Baloney	0.17 s	Kotlin	2021-12-23 12:24:55
2	Ravisai Tiruvuri	0.18 s	Kotlin	2024-04-28 09:02:50
3	Jacob Huebner	0.21 s	Kotlin	2020-04-19 05:51:33
4	Adam Rankin	0.25 s	Kotlin	2023-09-03 17:49:22
5	Chelsea Hoernemann	0.26 s	Kotlin	2022-09-30 22:20:55
6	Adam Koprowski	0.30 s	Kotlin	2020-08-17 20:45:31
7	mohsen soli	0.31 s	Kotlin	2025-12-18 22:16:47
8	Eloy Hernández	0.32 s	Kotlin	2021-10-13 20:09:47
9	Kelly Dance	0.32 s	Kotlin	2022-09-25 00:48:08
10	Aaron Lamoreaux	0.33 s	Kotlin	2021-06-28 06:08:04

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	OCaml	2023-12-31 21:28:03

#	User	Runtime	Language	Date
1	Junyu Zhan	0.00 s	Odin	2026-01-13 16:39:59

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.00 s	Pascal	2018-05-07 11:12:17

#	User	Runtime	Language	Date
1	Andre Pratama	0.03 s	Python 2	2017-12-18 14:38:33
2	Eoin Davey	0.03 s	Python 2	2018-04-14 23:37:30
3	Cian Ruane	0.03 s	Python 2	2018-09-03 02:08:25
4	Jesper Öqvist	0.03 s	Python 2	2018-11-10 07:54:21
5	Hermon Mulat	0.03 s	Python 2	2018-12-25 00:21:40
6	Ram Basnet	0.03 s	Python 2	2019-11-19 05:59:57
7	Nick Wu	0.04 s	Python 2	2018-08-04 04:01:29
8	Johann Ly	0.04 s	Python 2	2018-08-12 08:40:47
9	Andreas Eisele	0.04 s	Python 2	2018-09-09 11:03:17
10	Joshua Klassen	0.04 s	Python 2	2018-09-27 20:55:42

#	User	Runtime	Language	Date
1	Christofer Ohlsson	0.02 s	Python 3	2017-12-05 19:58:04
2	Arnar Bjarni Arnarson	0.02 s	Python 3	2017-12-07 16:41:47
3	Hakan Celik	0.02 s	Python 3	2017-12-10 17:04:45
4	Peter Beattie	0.02 s	Python 3	2017-12-11 17:06:49
5	Herman Appelgren	0.02 s	Python 3	2017-12-23 01:26:29
6	Thomas Hügel	0.02 s	Python 3	2017-12-30 10:02:07
7	Tomas Feeney	0.02 s	Python 3	2018-04-15 00:21:01
8	David Adamič	0.02 s	Python 3	2018-05-03 09:39:59
9	Tobi Pristupin	0.02 s	Python 3	2018-06-25 00:29:26
10	Enzio Kam Hai Hong	0.02 s	Python 3	2019-07-27 07:00:19

#	User	Runtime	Language	Date
1	Thomas Feld	0.06 s	Ruby	2023-05-03 13:55:13
2	Marcus de Freitas	0.06 s	Ruby	2023-10-25 21:20:32

#	User	Runtime	Language	Date
1	Robert Morelli	0.01 s	Swift	2025-02-28 01:32:18

#	User	Length	Language	Date
1	Dhairya Patel	455	C	2020-07-15 00:32:18
2	Tommy Phillips	520	C	2024-01-09 18:59:57
3	Sujan Roy	526	C	2020-05-06 15:54:04
4	度雨	534	C	2025-05-01 14:02:24
5	sicupu	547	C	2020-09-26 19:03:40
6	Mirel Cosulschi	600	C	2023-01-05 09:25:45
7	Abrantes Araújo Silva Filho	642	C	2025-06-15 16:16:55
8	Hidden user	664	C	2017-12-06 16:55:15
9	Juan Nepomuseno	677	C	2021-08-22 08:55:02
10	José Alejandro Morán Duque	677	C	2021-08-22 17:32:39

#	User	Length	Language	Date
1	traxex	487	C#	2024-05-27 13:17:29
2	Klas af Geijerstam	596	C#	2018-06-10 21:18:21
3	Michael Damsgaard	689	C#	2025-01-01 22:47:40
4	Shantanu Sharma	916	C#	2025-09-10 19:41:23
5	Henrik Hallbert	1064	C#	2021-12-02 14:40:27
6	Sebastian Sternberg	1066	C#	2021-03-02 11:18:49
7	Joan Sebastian Vargas Mosquera	1347	C#	2024-12-10 02:51:37
8	Brutus Hansson	1371	C#	2019-02-02 19:53:14
9	Umar Rasyid	1419	C#	2025-01-26 21:58:58
10	samvid mistry	1529	C#	2024-12-11 14:57:00

#	User	Length	Language	Date
1	a_b__c	314	C++	2021-02-09 08:18:34
2	Mugeon Kim	328	C++	2024-02-17 05:44:35
3	陳羿嘉	356	C++	2022-10-02 10:27:51
4	Onea Adrian	358	C++	2021-04-10 08:50:40
5	Hidden user	369	C++	2023-08-29 23:53:31
6	huang ian	375	C++	2025-01-04 02:37:35
7	Lyubomir Savekov	376	C++	2022-10-30 21:51:23
8	Solomon Bekele	378	C++	2021-06-17 20:17:24
9	Ganapathy Sanath Balaji	381	C++	2019-08-05 10:17:00
10	Hidden user	386	C++	2017-12-05 18:41:00

#	User	Length	Language	Date
1	Hidden user	657	Common Lisp	2019-05-23 08:27:15
2	David Cawthon	680	Common Lisp	2020-11-24 03:48:09

#	User	Length	Language	Date
1	Izhari Ishak Aksa	552	Go	2021-12-05 18:32:01
2	Jonas Mittnacht	564	Go	2024-01-31 15:06:57
3	n k	767	Go	2025-01-24 18:34:13
4	Andriy Zyevakov	853	Go	2019-07-10 17:20:29
5	DIONISIO OLIVARES ASTUDILLO	881	Go	2022-06-26 08:05:29
6	Hidden user	1013	Go	2024-10-02 10:04:03
7	Miguel Martinez	1098	Go	2019-07-27 09:53:36
8	Lavlesh Mishra	1140	Go	2024-08-14 17:19:48
9	Norbert Voelker	1152	Go	2021-12-24 23:36:21
10	Alvaro Camilo Torres Rodriguez	1293	Go	2024-12-15 03:07:58

#	User	Length	Language	Date
1	Allan Wei	304	Haskell	2021-10-16 02:11:46
2	Mark Saving	346	Haskell	2019-09-22 08:10:07
3	Sanjay Singh	361	Haskell	2024-11-08 22:05:31
4	Li Jun	391	Haskell	2023-07-10 19:34:42
5	Joakim Algrøy	395	Haskell	2018-08-26 01:54:15
6	Joshua Coward	398	Haskell	2021-11-09 01:24:22
7	Mason Barnhill	401	Haskell	2023-12-29 05:51:21
8	Brent Yorgey	440	Haskell	2018-08-16 23:53:54
9	Joe Little	486	Haskell	2024-09-20 13:56:06
10	Fabian Paglianno	530	Haskell	2023-10-27 15:08:29

#	User	Length	Language	Date
1	Doug Goodman	550	Java	2018-01-15 17:15:06
2	Yeung Man Tsung	631	Java	2022-06-22 09:52:51
3	Himanshu	641	Java	2020-04-17 06:42:43
4	Wang Zhi Jian	672	Java	2018-08-16 12:49:54
5	Nicholas Kocurek	673	Java	2020-10-29 17:47:07
6	chandler renteria	684	Java	2023-01-09 20:27:10
7	Stephen Young	689	Java	2023-01-10 03:34:13
8	Rozerin	692	Java	2019-11-01 16:30:50
9	Juan Alfonso Felipe	693	Java	2019-09-22 16:18:32
10	Hongye Chen	693	Java	2021-10-16 02:22:42

#	User	Length	Language	Date
1	Peter Kedemo	620	JavaScript (Node.js)	2019-12-30 22:44:33
2	Emil Clemedson	681	JavaScript (Node.js)	2021-08-06 14:46:23
3	TEJA KUSUMA	748	JavaScript (Node.js)	2024-02-22 10:14:15
4	Nicolas Alexander Herrera Rincon	904	JavaScript (Node.js)	2025-01-17 13:34:16
5	Juan Jose jmartinv	919	JavaScript (Node.js)	2025-01-09 04:09:33
6	Sander Hellesø	938	JavaScript (Node.js)	2019-04-28 09:59:51
7	Emilio E. Cardero Alvarez	957	JavaScript (Node.js)	2023-02-10 06:29:34

#	User	Length	Language	Date
1	Zach Tschetter	367	JavaScript (SpiderMonkey)	2023-06-15 20:50:20
2	Christian Pilegaard Cederquist	507	JavaScript (SpiderMonkey)	2023-06-09 14:43:05
3	Bjørn Chr. Soltvedt	618	JavaScript (SpiderMonkey)	2018-07-03 15:53:20

#	User	Length	Language	Date
1	Danny Robinson	112	Julia	2023-09-10 17:40:46
2	Hidden user	326	Julia	2025-02-22 22:22:15
3	Timothy Gaede	733	Julia	2024-05-08 13:00:32

#	User	Length	Language	Date
1	Aaron Lamoreaux	486	Kotlin	2021-06-28 06:08:04
2	Kelly Dance	512	Kotlin	2022-09-25 00:48:08
3	Chris Johnson	588	Kotlin	2024-09-14 04:20:25
4	Chelsea Hoernemann	608	Kotlin	2022-09-30 22:20:55
5	Adam Koprowski	615	Kotlin	2020-08-17 20:45:31
6	Phường Lên	651	Kotlin	2020-01-11 23:19:27
7	Eloy Hernández	664	Kotlin	2021-10-13 20:09:47
8	Taylor South	753	Kotlin	2023-02-07 23:43:37
9	mohsen soli	809	Kotlin	2025-12-18 22:16:47
10	Adam Rankin	826	Kotlin	2023-09-03 17:49:22

#	User	Length	Language	Date
1	Hidden user	657	OCaml	2023-12-31 21:28:03

#	User	Length	Language	Date
1	Junyu Zhan	1110	Odin	2026-01-13 16:39:59

#	User	Length	Language	Date
1	Ingemar Ragnemalm	1477	Pascal	2018-05-07 11:12:17

#	User	Length	Language	Date
1	Thomas Feld	193	Python 2	2020-08-27 12:44:19
2	Andreas Eisele	202	Python 2	2018-09-09 11:03:17
3	Dinh Le	242	Python 2	2025-09-07 05:33:48
4	Eoin Davey	258	Python 2	2018-04-14 23:37:30
5	Hidden user	286	Python 2	2018-12-06 21:01:41
6	Jesper Öqvist	294	Python 2	2018-11-10 07:54:21
7	Lars Åström	324	Python 2	2019-09-18 15:52:28
8	Johan Lyts	349	Python 2	2020-09-22 16:19:34
9	Germain Zhang-Houle	352	Python 2	2022-03-18 20:21:49
10	Andreas Björklund	356	Python 2	2020-10-23 05:33:54

#	User	Length	Language	Date
1	Peter Stauder	166	Python 3	2023-01-15 09:32:53
2	David Aldenbro	176	Python 3	2025-10-15 21:07:36
3	Michael Goldwasser	182	Python 3	2024-08-29 01:04:37
4	Daniel Bogorad	182	Python 3	2026-03-18 18:53:36
5	Kaustubh Krishna	195	Python 3	2023-12-26 06:54:26
6	Mukhtar Osman	195	Python 3	2024-05-21 18:50:13
7	Elyas Omar	195	Python 3	2024-05-21 22:27:53
8	Farhad Cader	195	Python 3	2024-06-11 07:27:44
9	Flavia Ailen Mañuico Quequejana	195	Python 3	2025-06-29 01:43:37
10	Jón Steinn Elíasson	197	Python 3	2020-05-28 01:57:25

#	User	Length	Language	Date
1	Thomas Feld	89	Ruby	2023-05-03 14:03:33
2	Marcus de Freitas	286	Ruby	2023-10-25 21:20:32

#	User	Length	Language	Date
1	David Rasch	614	Rust	2020-08-13 16:14:30
2	Reis Faar	818	Rust	2023-03-31 23:59:44
3	Bas Dirks	825	Rust	2022-02-13 21:35:02
4	Zheyu Shen	889	Rust	2024-01-01 12:32:03
5	Isak Jägberg	1045	Rust	2022-01-11 14:31:18
6	Ron Stevens	1080	Rust	2024-09-27 19:30:42
7	Kalle Vigren	1122	Rust	2024-05-21 12:07:53
8	Winston Wu	1145	Rust	2025-10-28 05:43:40
9	jaswanth	1240	Rust	2024-06-29 13:18:03
10	Eric Pinter	1242	Rust	2021-11-19 06:00:35

#	User	Length	Language	Date
1	Robert Morelli	472	Swift	2025-02-28 01:32:18

Solution running time distribution