Problem I
Karl Coder — Problem Statistics

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Submissions	2025
Accepted submissions	453
Submission ratio	22.37%
Authors	424
Full solves [?]	350
Full solve Ratio	82.55%

#	User	Runtime	Language	Date
1	Dan Wolff	0.04 s	C#	2023-10-07 13:27:28
2	Simon Soelberg	0.04 s	C#	2023-10-07 15:43:43
3	Joachim Horshauge	0.04 s	C#	2023-10-07 19:03:25
4	Kasper Overgaard	0.04 s	C#	2023-10-21 15:37:36
5	Adomas Sutkevičius	0.04 s	C#	2024-05-10 19:05:11
6	Augustas Sadauskas	0.04 s	C#	2024-05-10 19:19:49
7	Kaspars Leinis	0.04 s	C#	2024-05-10 21:54:42
8	Michael Jeppesen	0.05 s	C#	2024-09-27 18:31:42
9	Deimantas Eidukevicius	0.05 s	C#	2024-11-19 20:22:20
10	Anders Severinsen	0.05 s	C#	2025-02-26 21:48:11

#	User	Runtime	Language	Date
1	Daniel Strömberg	0.56 s	Elixir	2024-11-08 16:00:01

#	User	Runtime	Language	Date
1	Rudy Matela	0.01 s	Haskell	2024-03-18 14:41:35
2	David Bergström	0.01 s	Haskell	2025-09-02 20:00:18
3	Brent Yorgey	0.02 s	Haskell	2023-10-09 04:15:40
4	Sebastian Paaske Tørholm	0.02 s	Haskell	2023-10-10 23:50:27

#	User	Runtime	Language	Date
1	Gustav Åman	0.13 s	Java	2023-10-07 12:47:12
2	Valdemar Roxling	0.13 s	Java	2023-10-07 14:14:59
3	Hidden user	0.13 s	Java	2023-10-07 18:43:41
4	Sriniketh Vangaru	0.13 s	Java	2023-12-30 22:04:53
5	Žygimantas Kramenka	0.13 s	Java	2024-05-10 17:46:36
6	Anders Severinsen	0.15 s	Java	2023-10-07 17:49:18
7	Malte Larsson	0.16 s	Java	2023-10-07 12:03:29
8	Benjamin Wen	0.16 s	Java	2023-10-07 14:08:41
9	Yui Vågsäter	0.17 s	Java	2023-10-07 14:01:23
10	Johan Enevoldsen	0.17 s	Java	2023-10-07 15:02:51

#	User	Runtime	Language	Date
1	Christian Pilegaard Cederquist	0.02 s	JavaScript (SpiderMonkey)	2023-10-08 17:02:26
2	Bjørn Chr. Soltvedt	0.04 s	JavaScript (SpiderMonkey)	2023-10-15 08:54:44

#	User	Runtime	Language	Date
1	Johannes Ahnlide	0.56 s	Julia	2023-10-07 13:08:40

#	User	Runtime	Language	Date
1	Jesper Bech Christensen	0.20 s	Kotlin	2023-10-07 12:14:16

#	User	Runtime	Language	Date
1	Arnar Bjarni Arnarson	0.02 s	Prolog	2023-10-08 18:04:33

#	User	Runtime	Language	Date
1	Sander Oppen	0.04 s	Python 3	2024-09-04 11:06:42
2	Klara Liaaen Aronsen	0.04 s	Python 3	2024-09-06 15:39:32
3	Ole Vik Lysne	0.04 s	Python 3	2024-09-18 18:55:39
4	Nikolaj Munk Binder Jensen	0.04 s	Python 3	2024-09-19 16:08:43
5	Noah Hessen Bjerke	0.04 s	Python 3	2024-09-22 23:10:14
6	Liia Jerjomenko	0.04 s	Python 3	2024-09-26 21:03:34
7	Christian Mikkelstrup	0.04 s	Python 3	2024-09-27 17:25:21
8	Nicolai Robinson	0.04 s	Python 3	2024-09-27 17:56:33
9	Marfavi	0.04 s	Python 3	2024-09-27 18:28:16
10	Hidden user	0.04 s	Python 3	2024-09-28 09:39:49

#	User	Runtime	Language	Date
1	Thomas Feld	0.06 s	Ruby	2023-10-16 13:07:14

#	User	Runtime	Language	Date
1	Jens Kollberg	0.00 s	Rust	2023-10-07 12:11:52
2	Markus Mathiasen	0.00 s	Rust	2023-10-07 12:31:38
3	Joachim Enggård Nebel	0.00 s	Rust	2023-10-07 12:50:34
4	Kåre von Geijer	0.00 s	Rust	2023-10-07 18:51:43
5	Daniel Anker Hermansen	0.00 s	Rust	2023-10-08 09:32:23
6	Erik Magnusson	0.00 s	Rust	2024-04-03 16:53:26
7	Vincent Lagerros	0.00 s	Rust	2025-06-22 04:33:43

#	User	Length	Language	Date
1	Kasper Overgaard	1137	C#	2023-10-21 15:37:36
2	Simon Soelberg	1192	C#	2023-10-07 15:43:43
3	Joachim Horshauge	1192	C#	2023-10-07 19:03:25
4	Augustas Sadauskas	1258	C#	2024-05-10 19:19:49
5	Anders Severinsen	1413	C#	2025-02-26 21:48:11
6	Deimantas Eidukevicius	1498	C#	2024-11-19 20:22:20
7	Kaspars Leinis	1779	C#	2024-05-10 21:54:42
8	Adomas Sutkevičius	3075	C#	2024-05-10 19:05:11
9	Dan Wolff	3168	C#	2023-10-07 13:27:28
10	Michael Jeppesen	3476	C#	2024-09-27 18:31:42

#	User	Length	Language	Date
1	Jannik Olbrich	222	C++	2025-10-09 22:38:46
2	Mathias Gernez	310	C++	2024-04-17 02:19:46
3	Jiahui Sun	319	C++	2023-10-08 03:06:11
4	Paul Wild	340	C++	2023-11-30 17:36:49
5	ڤلاتي إبراهيم	392	C++	2026-02-02 18:45:15
6	Teikn Smith	396	C++	2024-09-02 19:14:59
7	Andreas Alberg	412	C++	2023-10-11 14:42:55
8	rynox	428	C++	2026-02-02 06:53:43
9	塗大為	442	C++	2025-04-10 05:00:37
10	TheGoodBoy	461	C++	2025-03-31 03:26:11

#	User	Length	Language	Date
1	Daniel Strömberg	785	Elixir	2024-11-08 16:00:01

#	User	Length	Language	Date
1	David Bergström	596	Haskell	2025-09-02 20:00:18
2	Rudy Matela	859	Haskell	2024-03-18 14:41:35
3	Brent Yorgey	890	Haskell	2023-10-09 04:15:40
4	Sebastian Paaske Tørholm	6161	Haskell	2023-10-10 23:50:27

#	User	Length	Language	Date
1	Malte Larsson	887	Java	2023-10-07 12:03:29
2	Gustav Åman	921	Java	2023-10-07 12:47:12
3	Yui Vågsäter	1104	Java	2023-10-07 14:01:23
4	Johan Enevoldsen	1134	Java	2023-10-07 15:02:51
5	Benjamin Wen	1183	Java	2023-10-07 14:08:41
6	Anders Severinsen	1193	Java	2023-10-07 17:49:18
7	Sriniketh Vangaru	1193	Java	2023-12-30 22:26:28
8	Žygimantas Kramenka	1356	Java	2024-05-10 17:46:36
9	Valdemar Roxling	2747	Java	2023-10-07 14:14:59
10	Hidden user	4581	Java	2023-10-07 18:43:41

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	469	JavaScript (SpiderMonkey)	2023-10-08 17:02:26
2	Bjørn Chr. Soltvedt	24946	JavaScript (SpiderMonkey)	2023-10-15 08:54:44

#	User	Length	Language	Date
1	Johannes Ahnlide	508	Julia	2023-10-07 13:08:40

#	User	Length	Language	Date
1	Jesper Bech Christensen	337	Kotlin	2023-10-07 12:14:16

#	User	Length	Language	Date
1	Arnar Bjarni Arnarson	2129	Prolog	2023-10-08 18:04:33

#	User	Length	Language	Date
1	Johannes Agestam	143	Python 3	2023-10-12 23:37:31
2	Ryan Tan	165	Python 3	2025-09-03 01:46:14
3	Harry Zhang	193	Python 3	2024-04-03 17:01:00
4	Nicolai Robinson	201	Python 3	2025-05-29 13:05:22
5	Erik Adebahr	209	Python 3	2023-12-25 21:17:52
6	Julius Thunström	212	Python 3	2023-10-08 02:01:11
7	Katya	231	Python 3	2023-10-07 11:30:47
8	Loke Gustafsson	238	Python 3	2023-12-19 20:15:25
9	Tobias Glimmerfors	255	Python 3	2023-10-07 11:21:13
10	Ryan Farrell	261	Python 3	2024-12-02 22:41:08

#	User	Length	Language	Date
1	Thomas Feld	120	Ruby	2023-10-16 13:21:40

#	User	Length	Language	Date
1	Joachim Enggård Nebel	619	Rust	2023-10-07 12:50:34
2	Erik Magnusson	4411	Rust	2024-04-03 16:53:26
3	Vincent Lagerros	4674	Rust	2025-06-22 04:33:43
4	Jens Kollberg	7051	Rust	2023-10-07 12:11:52
5	Kåre von Geijer	7051	Rust	2023-10-07 18:51:43
6	Markus Mathiasen	26634	Rust	2023-10-07 12:31:38
7	Daniel Anker Hermansen	26737	Rust	2023-10-08 09:32:23

Solution running time distribution