Problem A
Knight Jump — Problem Statistics

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Submissions	5464
Accepted submissions	1750
Submission ratio	32.03%
Authors	1580
Full solves [?]	1338
Full solve Ratio	84.68%

#	User	Score	Language	Date
1	Bergur Snorrason	100	C	2019-06-27 00:50:18
2	Hidden user	100	C	2019-09-09 10:55:04
3	Ioannis Br	100	C	2019-12-18 14:17:56
4	Nelson Dan	100	C	2021-12-29 13:15:59
5	Mirel Cosulschi	100	C	2022-11-20 10:32:48
6	Mathias Elgaard	100	C	2023-10-03 20:18:00
7	Naveen Kumar S	100	C	2025-05-01 04:34:08

#	User	Score	Language	Date
1	Henrik Hallbert	100	C#	2019-11-05 18:10:57
2	Nils Lenart	100	C#	2020-03-16 11:05:35
3	Robert Warnestam	100	C#	2021-03-27 15:38:06
4	Adam Imbert	100	C#	2021-07-22 00:59:36
5	Erik van Holland	100	C#	2021-09-14 13:49:36
6	Jesper Lundin	100	C#	2021-10-01 00:56:31
7	Hidden user	100	C#	2021-11-30 20:07:12
8	Göran Andersson	100	C#	2022-05-27 09:59:13
9	Eric Weiss	100	C#	2022-08-19 19:22:55

#	User	Score	Language	Date
1	Hidden user	100	Common Lisp	2019-08-06 04:27:00

#	User	Score	Language	Date
1	Norbert Voelker	100	Go	2021-07-20 23:13:08
2	Tony Huynh	100	Go	2022-01-15 00:46:52
3	Ola Dahl	100	Go	2022-11-26 22:16:27
4	Arlan Dantas	100	Go	2023-09-25 01:21:09
5	Thomas	100	Go	2024-01-04 06:39:57

#	User	Score	Language	Date
1	Hidden user	100	Haskell	2019-11-06 14:57:18
2	Agus Sentosa Hermawan	100	Haskell	2021-11-04 19:28:01
3	Charlie Hanley	100	Haskell	2021-11-12 22:22:30
4	Steinar Simonnes	100	Haskell	2024-07-16 15:37:44
5	Jan Hrček	100	Haskell	2024-12-26 16:19:27

#	User	Score	Language	Date
1	Oscar Peulicke	100	JavaScript (Node.js)	2020-10-24 15:02:50
2	Ni Mz	100	JavaScript (Node.js)	2020-10-29 15:55:09
3	Emil Clemedson	100	JavaScript (Node.js)	2021-08-30 10:11:15

#	User	Score	Language	Date
1	Bjørn Chr. Soltvedt	100	JavaScript (SpiderMonkey)	2020-03-09 20:42:28
2	Christian Pilegaard Cederquist	100	JavaScript (SpiderMonkey)	2023-02-28 00:51:37
3	Jimmy Gustafsson	100	JavaScript (SpiderMonkey)	2025-07-30 00:36:04

#	User	Score	Language	Date
1	Timothy Gaede	100	Julia	2025-05-02 08:25:53

#	User	Score	Language	Date
1	Phường Lên	100	Kotlin	2019-11-18 22:11:16
2	Hidden user	100	Kotlin	2019-11-18 23:42:02
3	Nicholas Johnson	100	Kotlin	2020-01-30 19:22:38
4	Jacob Huebner	100	Kotlin	2020-03-24 07:20:17
5	Michael Spear	100	Kotlin	2020-11-21 22:48:15
6	Leonard Alexander Blechschmidt	100	Kotlin	2021-11-22 19:50:17
7	Sam Keyser	100	Kotlin	2022-08-05 18:04:48
8	Adam Rankin	100	Kotlin	2023-09-14 05:28:37

#	User	Score	Language	Date
1	Hidden user	100	OCaml	2024-08-11 23:01:30

#	User	Score	Language	Date
1	Junyu Zhan	100	Odin	2026-01-09 07:49:33

#	User	Score	Language	Date
1	Savvas Alexandrou	100	PHP	2020-01-04 19:19:46

#	User	Runtime	Language	Date
1	Bergur Snorrason	0.00 s	C	2019-06-27 00:50:18
2	Hidden user	0.00 s	C	2019-09-09 10:55:04
3	Ioannis Br	0.00 s	C	2019-12-18 14:17:56
4	Nelson Dan	0.00 s	C	2021-12-29 13:15:59
5	Mirel Cosulschi	0.00 s	C	2022-11-20 10:32:48
6	Mathias Elgaard	0.00 s	C	2023-10-03 20:18:00
7	Naveen Kumar S	0.00 s	C	2025-05-01 04:34:08

#	User	Runtime	Language	Date
1	Adam Imbert	0.02 s	C#	2021-07-22 00:59:36
2	Henrik Hallbert	0.03 s	C#	2019-11-05 18:10:57
3	Robert Warnestam	0.03 s	C#	2021-03-27 15:38:06
4	Erik van Holland	0.03 s	C#	2021-09-14 13:49:36
5	Jesper Lundin	0.03 s	C#	2021-10-01 00:56:31
6	Hidden user	0.03 s	C#	2021-11-30 20:07:12
7	Eric Weiss	0.03 s	C#	2022-08-19 19:22:55
8	Nils Lenart	0.04 s	C#	2020-03-16 11:05:35
9	Göran Andersson	0.04 s	C#	2022-05-27 09:59:13

#	User	Runtime	Language	Date
1	Hidden user	0.01 s	Common Lisp	2019-08-06 04:27:00

#	User	Runtime	Language	Date
1	Arlan Dantas	0.01 s	Go	2023-09-25 01:21:09
2	Ola Dahl	0.02 s	Go	2022-11-26 22:16:27
3	Thomas	0.04 s	Go	2024-01-04 06:39:57
4	Norbert Voelker	0.09 s	Go	2021-07-20 23:13:08
5	Tony Huynh	0.09 s	Go	2022-01-15 00:46:52

#	User	Runtime	Language	Date
1	Steinar Simonnes	0.01 s	Haskell	2024-07-16 15:37:44
2	Charlie Hanley	0.02 s	Haskell	2021-11-13 02:41:48
3	Jan Hrček	0.02 s	Haskell	2024-12-26 16:19:27
4	Agus Sentosa Hermawan	0.04 s	Haskell	2021-11-04 19:28:01
5	Hidden user	0.23 s	Haskell	2019-11-06 14:57:18

#	User	Runtime	Language	Date
1	SUN JIAEN	0.05 s	Java	2024-10-23 14:14:40
2	Elaica Dela Cruz	0.05 s	Java	2025-06-16 10:30:22
3	Clement Oh	0.06 s	Java	2022-08-23 19:08:37
4	Sven Rönnbäck	0.06 s	Java	2023-04-30 19:26:35
5	Tan Zhang-Hng Ervin	0.06 s	Java	2024-11-22 20:15:10
6	Ryan Lee Ting Zhern	0.07 s	Java	2020-05-29 15:03:30
7	Leong Hung Rey	0.07 s	Java	2022-08-10 07:41:11
8	Quân Anh	0.07 s	Java	2024-04-19 13:27:50
9	Taras Romanyuk	0.07 s	Java	2024-06-19 20:45:09
10	Neo Wei Jun Samuel	0.07 s	Java	2024-07-13 16:06:06

#	User	Runtime	Language	Date
1	Oscar Peulicke	0.44 s	JavaScript (Node.js)	2020-10-24 15:02:50
2	Emil Clemedson	0.45 s	JavaScript (Node.js)	2021-08-30 10:11:15
3	Ni Mz	0.47 s	JavaScript (Node.js)	2020-10-31 08:20:07

#	User	Runtime	Language	Date
1	Jimmy Gustafsson	0.04 s	JavaScript (SpiderMonkey)	2025-07-30 00:36:04
2	Christian Pilegaard Cederquist	0.06 s	JavaScript (SpiderMonkey)	2023-02-28 00:51:37
3	Bjørn Chr. Soltvedt	0.08 s	JavaScript (SpiderMonkey)	2020-03-09 20:42:28

#	User	Runtime	Language	Date
1	Timothy Gaede	0.53 s	Julia	2025-05-02 08:25:53

#	User	Runtime	Language	Date
1	Jacob Huebner	0.15 s	Kotlin	2020-04-27 02:47:58
2	Sam Keyser	0.17 s	Kotlin	2022-08-05 18:04:48
3	Nicholas Johnson	0.20 s	Kotlin	2020-01-30 19:22:38
4	Leonard Alexander Blechschmidt	0.24 s	Kotlin	2021-11-22 19:50:17
5	Adam Rankin	0.34 s	Kotlin	2023-09-14 05:28:37
6	Phường Lên	0.37 s	Kotlin	2019-11-18 22:11:16
7	Michael Spear	0.43 s	Kotlin	2020-11-21 22:48:15
8	Hidden user	0.63 s	Kotlin	2019-11-18 23:42:02

#	User	Runtime	Language	Date
1	Hidden user	0.04 s	OCaml	2024-08-11 23:01:30

#	User	Runtime	Language	Date
1	Junyu Zhan	0.00 s	Odin	2026-01-09 07:49:33

#	User	Runtime	Language	Date
1	Savvas Alexandrou	0.54 s	PHP	2020-01-04 19:19:46

#	User	Runtime	Language	Date
1	Jesper Öqvist	0.05 s	Python 2	2019-11-15 14:16:24
2	Johan Lyts	0.05 s	Python 2	2019-12-19 14:39:39
3	Yanmarshus Bachtiar	0.05 s	Python 2	2020-09-05 03:09:13
4	Andreas Björklund	0.05 s	Python 2	2021-04-13 18:37:20
5	Lars Åström	0.06 s	Python 2	2019-10-03 00:00:25
6	Thomas Feld	0.06 s	Python 2	2019-11-07 14:17:36
7	Agis Daniels	0.06 s	Python 2	2020-03-11 13:50:17
8	Sigurður Jens Albertsson	0.06 s	Python 2	2021-02-22 17:37:54
9	Hidden user	0.07 s	Python 2	2019-07-20 10:22:38
10	Steven Yao	0.07 s	Python 2	2021-11-20 01:20:12

#	User	Runtime	Language	Date
1	Jakob Kallestad	0.04 s	Python 3	2019-07-04 20:00:14
2	Taras Basiuk	0.04 s	Python 3	2019-09-18 04:32:01
3	Hidden user	0.04 s	Python 3	2019-10-10 17:34:35
4	Greg Hamerly	0.04 s	Python 3	2019-11-16 06:07:07
5	Johannes Lindblom	0.04 s	Python 3	2019-11-30 12:58:41
6	Christofer Ohlsson	0.05 s	Python 3	2019-04-30 11:11:19
7	Ram Basnet	0.05 s	Python 3	2019-11-14 16:09:25
8	Martin Aumüller	0.05 s	Python 3	2019-11-15 23:15:31
9	Damjan Polugic	0.05 s	Python 3	2019-11-21 11:00:35
10	Oliver Zufall	0.05 s	Python 3	2019-11-26 17:10:09

#	User	Length	Language	Date
1	Naveen Kumar S	1561	C	2025-05-01 04:34:08
2	Mirel Cosulschi	1882	C	2022-11-20 10:32:48
3	Hidden user	2026	C	2019-09-09 10:55:04
4	Ioannis Br	2362	C	2019-12-18 14:17:56
5	Nelson Dan	2369	C	2021-12-29 13:15:59
6	Mathias Elgaard	2877	C	2023-10-03 20:18:00
7	Bergur Snorrason	3449	C	2019-06-27 00:50:18

#	User	Length	Language	Date
1	Göran Andersson	1221	C#	2022-05-27 09:59:13
2	Jesper Lundin	2226	C#	2021-10-01 00:58:56
3	Henrik Hallbert	3014	C#	2019-11-05 18:10:57
4	Hidden user	3629	C#	2021-11-30 20:07:12
5	Erik van Holland	4283	C#	2021-09-14 13:49:36
6	Adam Imbert	4490	C#	2021-07-22 00:59:36
7	Eric Weiss	5231	C#	2022-08-19 19:22:55
8	Nils Lenart	6861	C#	2020-03-16 11:05:35
9	Robert Warnestam	7420	C#	2021-03-27 15:38:06

#	User	Length	Language	Date
1	Jun Yan	782	C++	2023-08-14 10:25:59
2	Modak Shantanu Bharat	802	C++	2019-04-24 08:17:25
3	Chenghao Wang	814	C++	2023-02-18 04:49:06
4	Mugeon Kim	828	C++	2024-06-18 09:16:54
5	Ben Wu	837	C++	2021-08-06 19:36:16
6	ETHAN EWER	841	C++	2023-09-20 06:36:29
7	Jack Lee	861	C++	2021-03-08 14:39:16
8	Yeung Man Tsung	871	C++	2022-11-20 12:08:29
9	Leonardo Blanger	872	C++	2021-01-02 19:02:31
10	Jason Cannon	877	C++	2019-11-06 19:41:10

#	User	Length	Language	Date
1	Hidden user	2221	Common Lisp	2019-08-06 04:27:00

#	User	Length	Language	Date
1	Tony Huynh	1210	Go	2022-01-15 00:46:52
2	Arlan Dantas	2321	Go	2023-09-25 01:21:09
3	Thomas	3106	Go	2024-01-04 06:39:57
4	Ola Dahl	3114	Go	2022-11-26 22:16:27
5	Norbert Voelker	6077	Go	2021-07-20 23:13:08

#	User	Length	Language	Date
1	Jan Hrček	1432	Haskell	2024-12-26 16:19:27
2	Steinar Simonnes	1902	Haskell	2024-07-16 15:37:44
3	Agus Sentosa Hermawan	1960	Haskell	2021-11-04 19:28:01
4	Charlie Hanley	2602	Haskell	2021-11-12 22:22:30
5	Hidden user	20120	Haskell	2019-11-06 14:57:18

#	User	Length	Language	Date
1	Doug Goodman	1176	Java	2019-06-04 15:34:31
2	Kanaan Macias	1207	Java	2020-03-10 04:25:54
3	Anders Dalby	1336	Java	2024-01-12 23:18:53
4	Arup Ratan Guha	1344	Java	2022-03-01 03:47:27
5	Nathan Nguyen	1398	Java	2022-03-22 19:19:14
6	Chloe Sheasby	1429	Java	2020-02-24 23:04:05
7	Eric Leow Yu Quan	1484	Java	2020-12-04 16:31:42
8	Collin Presser	1519	Java	2022-11-17 18:12:51
9	Mark Sturtevant	1555	Java	2020-05-02 20:34:01
10	Elaica Dela Cruz	1606	Java	2025-06-16 10:30:22

#	User	Length	Language	Date
1	Oscar Peulicke	1070	JavaScript (Node.js)	2020-10-24 15:02:50
2	Emil Clemedson	1859	JavaScript (Node.js)	2021-08-30 10:11:15
3	Ni Mz	2012	JavaScript (Node.js)	2020-10-29 15:55:09

#	User	Length	Language	Date
1	Jimmy Gustafsson	670	JavaScript (SpiderMonkey)	2025-07-30 00:36:04
2	Christian Pilegaard Cederquist	1466	JavaScript (SpiderMonkey)	2023-02-28 00:51:37
3	Bjørn Chr. Soltvedt	19724	JavaScript (SpiderMonkey)	2020-03-09 20:42:28

#	User	Length	Language	Date
1	Timothy Gaede	1619	Julia	2025-05-02 08:25:53

#	User	Length	Language	Date
1	Nicholas Johnson	1285	Kotlin	2020-01-30 19:22:38
2	Jacob Huebner	1486	Kotlin	2020-03-24 07:20:17
3	Adam Rankin	1609	Kotlin	2023-09-14 05:28:37
4	Phường Lên	1814	Kotlin	2019-11-18 22:11:16
5	Leonard Alexander Blechschmidt	1814	Kotlin	2021-11-22 19:50:17
6	Michael Spear	1841	Kotlin	2020-11-21 22:48:15
7	Hidden user	2164	Kotlin	2019-11-18 23:42:02
8	Sam Keyser	2972	Kotlin	2022-08-05 18:04:48

#	User	Length	Language	Date
1	Hidden user	2010	OCaml	2024-08-11 23:20:06

#	User	Length	Language	Date
1	Junyu Zhan	2188	Odin	2026-01-09 07:49:33

#	User	Length	Language	Date
1	Savvas Alexandrou	4735	PHP	2020-01-04 19:19:46

#	User	Length	Language	Date
1	Thomas Feld	545	Python 2	2019-11-07 14:17:36
2	Andreas Björklund	610	Python 2	2021-04-13 18:37:20
3	Lars Åström	644	Python 2	2019-10-03 00:00:25
4	Johan Lyts	664	Python 2	2019-12-19 14:39:39
5	Jesper Öqvist	667	Python 2	2019-11-15 14:16:24
6	Hidden user	852	Python 2	2019-07-20 10:22:38
7	Steven Yao	889	Python 2	2021-11-20 01:20:12
8	Parth Shroff	936	Python 2	2021-11-20 02:09:39
9	Yanmarshus Bachtiar	1105	Python 2	2020-09-05 03:09:13
10	Agis Daniels	1170	Python 2	2020-03-11 13:50:17

#	User	Length	Language	Date
1	Ahmed Chamseddine	365	Python 3	2024-08-21 09:09:08
2	Benjamin Z White	396	Python 3	2023-04-14 11:01:27
3	Yong Mao	413	Python 3	2023-07-15 02:34:49
4	Vincent Scala	438	Python 3	2022-03-16 01:23:35
5	Farzam Abrishami	458	Python 3	2025-05-23 23:43:17
6	Hidden user	507	Python 3	2021-11-20 04:28:48
7	Jason Clarke	533	Python 3	2024-04-19 18:16:10
8	Harry Zhang	564	Python 3	2023-09-20 16:30:36
9	Weiwei Huang	594	Python 3	2025-05-26 15:42:40
10	Oskar Haarklou Veileborg	613	Python 3	2020-05-04 11:05:32

#	User	Length	Language	Date
1	Adrien Coulier	1384	Rust	2020-04-13 19:14:36
2	Vincent Lagerros	1418	Rust	2025-08-09 18:19:52
3	Adam Gausmann	1457	Rust	2020-09-13 10:17:04
4	Ng Tek In	1495	Rust	2022-08-25 19:27:09
5	David Rasch	1620	Rust	2021-10-23 17:58:43
6	poppyer	1673	Rust	2022-06-24 04:45:01
7	Jakub Jagiello	1700	Rust	2020-02-23 21:19:40
8	Klas af Geijerstam	1783	Rust	2020-02-24 13:01:58
9	Bas Dirks	1883	Rust	2022-02-27 21:32:03
10	Simon Reid	1895	Rust	2023-09-18 17:34:32

Solution running time distribution