Problem A
Bannorð — Problem Statistics

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Submissions	2111
Accepted submissions	1318
Submission ratio	62.43%
Authors	981
Full solves [?]	897
Full solve Ratio	91.44%

#	User	Score	Language	Date
1	Chenzhang Hu	100	Bash	2024-07-03 14:58:16
2	D A K	100	Bash	2025-04-24 16:23:53

#	User	Score	Language	Date
1	William Skou Heidemann	100	F#	2023-09-22 16:47:53
2	Emil Boesgaard Nørbjerg	100	F#	2023-09-22 16:54:27
3	Jesper Bengtson	100	F#	2023-09-22 17:04:29
4	Elias Smedegaard	100	F#	2023-11-13 15:07:10

#	User	Score	Language	Date
1	Norbert Voelker	100	Go	2023-09-17 21:29:34
2	Magnus Eide-Fredriksen	100	Go	2023-10-25 11:43:46
3	Shen Licong	100	Go	2024-05-10 12:22:04
4	Jimmy Nejtron	100	Go	2024-09-24 19:27:10

#	User	Score	Language	Date
1	Hidden user	100	JavaScript (Node.js)	2023-09-22 05:18:06
2	Hidden user	100	JavaScript (Node.js)	2023-10-20 06:11:20
3	Andri Þór Ólafsson	100	JavaScript (Node.js)	2025-01-09 23:09:08

#	User	Score	Language	Date
1	Bjørn Chr. Soltvedt	100	JavaScript (SpiderMonkey)	2023-09-03 08:59:09
2	Christian Pilegaard Cederquist	100	JavaScript (SpiderMonkey)	2023-09-11 20:44:40
3	Zach Tschetter	100	JavaScript (SpiderMonkey)	2024-04-10 03:46:54
4	Evan Magill	100	JavaScript (SpiderMonkey)	2024-04-18 02:19:47
5	Jimmy Gustafsson	100	JavaScript (SpiderMonkey)	2024-06-11 23:43:27
6	Ben Armstrong	100	JavaScript (SpiderMonkey)	2025-07-03 00:55:45

#	User	Score	Language	Date
1	Danny Robinson	100	Julia	2023-09-26 10:37:44
2	Timothy Gaede	100	Julia	2024-03-20 16:39:08

#	User	Score	Language	Date
1	Adam Rankin	100	Kotlin	2023-09-13 05:33:57
2	Ola Sundell	100	Kotlin	2023-09-22 14:32:06
3	Chris Johnson	100	Kotlin	2023-10-23 23:19:54
4	Lewis Johnson	100	Kotlin	2023-10-23 23:22:52
5	Troy Warmboe	100	Kotlin	2024-01-23 23:56:42
6	Martijn Muijsers	100	Kotlin	2024-05-31 10:37:43
7	Emil Wihlander	100	Kotlin	2024-07-16 23:36:52

#	User	Score	Language	Date
1	Hidden user	100	Odin	2025-05-02 22:44:26

#	User	Score	Language	Date
1	Ingemar Ragnemalm	100	Pascal	2023-10-11 07:16:18

#	User	Score	Language	Date
1	Renate	100	PHP	2023-09-13 12:27:50

#	User	Score	Language	Date
1	Andriy Zyevakov	100	Prolog	2024-03-14 05:53:31

#	User	Score	Language	Date
1	Johan Lyts	100	Python 2	2023-09-23 21:05:49

#	User	Score	Language	Date
1	Jinwoo Lee	100	Racket	2025-01-25 21:59:09
2	Angus Gibson	100	Racket	2025-07-15 14:46:56

#	User	Score	Language	Date
1	Thomas Feld	100	Ruby	2023-09-04 13:47:43
2	Miorel Palii	100	Ruby	2024-11-24 03:02:30
3	Matzuka	100	Ruby	2025-10-30 20:20:32

#	User	Score	Language	Date
1	Ahmed Waseem Saeed	100	Swift	2024-06-18 14:14:41

#	User	Score	Language	Date
1	Zach Tschetter	100	TypeScript	2024-04-10 20:32:32
2	JR	50	TypeScript	2023-09-23 19:22:06

#	User	Score	Language	Date
1	Grettir Heimisson	100	Zig	2025-06-18 23:07:52

#	User	Runtime	Language	Date
1	D A K	0.02 s	Bash	2025-04-24 16:23:53
2	Chenzhang Hu	0.03 s	Bash	2024-07-03 14:58:16

#	User	Runtime	Language	Date
1	PlagueX	0.04 s	C#	2024-03-03 13:00:54
2	Bjarki Fannar Snorrason	0.05 s	C#	2023-11-13 10:13:56
3	Anthony Ye	0.05 s	C#	2024-01-14 19:44:54
4	Jan Matthiessen	0.05 s	C#	2024-03-31 09:06:54
5	florist swe	0.05 s	C#	2024-11-30 22:31:09
6	Umar Rasyid	0.06 s	C#	2025-01-15 05:03:53
7	Gustav Junedahl	0.07 s	C#	2023-11-02 17:43:00
8	Benjamin Bilbeau	0.07 s	C#	2023-12-12 20:39:57
9	Esty Crow	0.07 s	C#	2024-01-14 02:29:41
10	Michael Damsgaard	0.07 s	C#	2024-11-20 00:00:37

#	User	Runtime	Language	Date
1	Elias Smedegaard	0.07 s	F#	2023-11-13 15:07:10
2	William Skou Heidemann	0.14 s	F#	2023-09-22 16:47:53
3	Jesper Bengtson	0.14 s	F#	2023-09-22 17:04:29
4	Emil Boesgaard Nørbjerg	0.16 s	F#	2023-09-22 16:54:27

#	User	Runtime	Language	Date
1	Norbert Voelker	0.00 s	Go	2023-09-17 21:29:34
2	Jimmy Nejtron	0.01 s	Go	2024-09-24 19:27:10
3	Magnus Eide-Fredriksen	0.13 s	Go	2023-10-25 11:43:46
4	Shen Licong	0.13 s	Go	2024-05-10 12:22:04

#	User	Runtime	Language	Date
1	Brent Yorgey	0.01 s	Haskell	2023-09-16 05:27:12
2	Sebastian Banert	0.01 s	Haskell	2023-10-05 20:03:01
3	Charley Sheaffer	0.01 s	Haskell	2023-11-01 17:28:03
4	Hidden user	0.02 s	Haskell	2023-09-02 13:18:55
5	Hidden user	0.02 s	Haskell	2023-09-16 10:06:08
6	Steinar Simonnes	0.02 s	Haskell	2023-10-08 19:50:20
7	Matthew Power	0.02 s	Haskell	2023-10-29 20:22:30
8	vagabundus	0.02 s	Haskell	2024-04-30 00:30:00
9	Shinji Koshida	0.02 s	Haskell	2025-01-12 13:30:27
10	Ng Tek In	0.03 s	Haskell	2023-09-21 20:23:10

#	User	Runtime	Language	Date
1	Lee Heng Sheng	0.07 s	Java	2024-04-17 10:16:45
2	Guangyi Zhou	0.09 s	Java	2025-01-25 19:00:10
3	Stela Palii	0.10 s	Java	2024-11-29 10:11:24
4	Goh Zhixuan Jeremiah	0.10 s	Java	2025-02-15 14:30:50
5	Hussin Suleiman	0.12 s	Java	2024-05-20 18:32:55
6	Julius Griebel	0.13 s	Java	2023-11-25 20:28:53
7	Ku Brian	0.13 s	Java	2024-05-04 04:20:47
8	Axel Nilsson	0.14 s	Java	2023-10-03 16:23:33
9	TobiasZ	0.16 s	Java	2023-12-22 20:21:06
10	Jacob Harris Cryer Kragh	0.17 s	Java	2023-09-16 10:01:05

#	User	Runtime	Language	Date
1	Hidden user	0.06 s	JavaScript (Node.js)	2023-09-22 05:18:06
2	Hidden user	0.06 s	JavaScript (Node.js)	2023-10-20 06:11:20
3	Andri Þór Ólafsson	0.06 s	JavaScript (Node.js)	2025-01-09 23:09:08

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.03 s	JavaScript (SpiderMonkey)	2023-09-03 08:59:09
2	Christian Pilegaard Cederquist	0.03 s	JavaScript (SpiderMonkey)	2023-09-11 20:44:40
3	Evan Magill	0.03 s	JavaScript (SpiderMonkey)	2024-04-18 02:19:47
4	Ben Armstrong	0.03 s	JavaScript (SpiderMonkey)	2025-07-03 00:55:45
5	Zach Tschetter	0.04 s	JavaScript (SpiderMonkey)	2024-04-10 03:46:54
6	Jimmy Gustafsson	0.04 s	JavaScript (SpiderMonkey)	2024-06-11 23:43:27

#	User	Runtime	Language	Date
1	Danny Robinson	0.54 s	Julia	2023-09-26 10:37:44
2	Timothy Gaede	0.67 s	Julia	2024-03-20 16:39:08

#	User	Runtime	Language	Date
1	Martijn Muijsers	0.29 s	Kotlin	2024-05-31 10:37:43
2	Emil Wihlander	0.31 s	Kotlin	2024-07-16 23:36:52
3	Troy Warmboe	0.32 s	Kotlin	2024-01-23 23:56:42
4	Ola Sundell	0.35 s	Kotlin	2023-09-22 14:32:06
5	Lewis Johnson	0.38 s	Kotlin	2023-10-23 23:22:52
6	Adam Rankin	0.42 s	Kotlin	2023-09-13 05:33:57
7	Chris Johnson	0.45 s	Kotlin	2023-10-23 23:19:54

#	User	Runtime	Language	Date
1	Hidden user	0.01 s	Odin	2025-05-02 22:44:26

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.01 s	Pascal	2023-10-11 07:16:18

#	User	Runtime	Language	Date
1	Renate	0.02 s	PHP	2023-09-13 12:27:50

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.23 s	Prolog	2024-03-14 05:53:31

#	User	Runtime	Language	Date
1	Johan Lyts	0.05 s	Python 2	2023-09-23 21:05:49

#	User	Runtime	Language	Date
1	sepehr eskandari	0.05 s	Python 3	2024-09-04 16:47:19
2	João Manoel Feck	0.05 s	Python 3	2024-09-05 10:56:41
3	Hoc Can Huynh	0.05 s	Python 3	2024-09-09 23:22:49
4	Jacob Gao	0.05 s	Python 3	2024-09-12 04:22:17
5	Kevin Cogan	0.05 s	Python 3	2024-09-15 15:52:34
6	Grady Wilkes Chastain	0.05 s	Python 3	2024-09-16 20:51:45
7	Petr	0.05 s	Python 3	2024-10-08 02:46:42
8	Yannis Maxitas Moula	0.05 s	Python 3	2024-10-22 10:29:20
9	Andreas Björklund	0.05 s	Python 3	2024-11-07 17:04:59
10	Rasmus Ruby Bagge	0.05 s	Python 3	2024-11-08 21:33:24

#	User	Runtime	Language	Date
1	Angus Gibson	0.15 s	Racket	2025-07-15 14:46:56
2	Jinwoo Lee	0.29 s	Racket	2025-01-25 21:59:09

#	User	Runtime	Language	Date
1	Thomas Feld	0.07 s	Ruby	2023-09-04 13:49:47
2	Miorel Palii	0.09 s	Ruby	2024-11-24 03:02:30
3	Matzuka	0.22 s	Ruby	2025-10-30 20:20:32

#	User	Runtime	Language	Date
1	Frank Endriss	0.00 s	Rust	2023-09-11 12:07:58
2	David Rasch	0.00 s	Rust	2023-09-18 10:44:44
3	David Aldenbro	0.00 s	Rust	2023-09-22 15:06:15
4	Oskar Eriksson	0.00 s	Rust	2023-12-17 22:08:36
5	Bas Dirks	0.00 s	Rust	2023-12-25 10:26:43
6	Pankajkumar Patro	0.00 s	Rust	2024-07-15 22:14:15
7	Isak Jägberg	0.00 s	Rust	2024-10-18 19:20:08
8	Vincent Lagerros	0.00 s	Rust	2024-11-22 18:14:20
9	Nathaniel Risum	0.00 s	Rust	2025-10-29 10:20:07
10	Theodór Leví Halldórsson	0.00 s	Rust	2025-11-05 13:25:26

#	User	Runtime	Language	Date
1	Ahmed Waseem Saeed	0.04 s	Swift	2024-06-18 14:14:41

#	User	Runtime	Language	Date
1	Zach Tschetter	0.07 s	TypeScript	2024-04-10 20:32:32

#	User	Runtime	Language	Date
1	Grettir Heimisson	0.00 s	Zig	2025-06-20 09:40:40

#	User	Length	Language	Date
1	Chenzhang Hu	36	Bash	2025-09-12 21:57:29
2	D A K	821	Bash	2025-04-24 16:23:53

#	User	Length	Language	Date
1	Martin Blom	300	C	2023-12-21 22:05:50
2	Bergur Snorrason	408	C	2024-01-17 09:49:06
3	Ata Kırcadağ	512	C	2025-04-25 17:56:21
4	Anderson Lizarazo Tellez	592	C	2023-10-20 18:20:24
5	Børge Bjørnstadjordet	660	C	2024-07-24 12:48:50
6	紅茶	700	C	2023-09-28 16:29:41
7	Allan Nouri	730	C	2023-11-14 12:52:33
8	Hidden user	776	C	2024-12-23 18:28:32
9	Tyler Mulholland	813	C	2023-10-19 00:11:46
10	Sami Al Chalati	824	C	2024-03-04 22:08:02

#	User	Length	Language	Date
1	Gregory Sinclair	178	C#	2023-11-07 22:48:43
2	Jan Matthiessen	251	C#	2024-03-31 09:06:54
3	Esty Crow	408	C#	2024-01-14 02:29:41
4	Gustav Junedahl	423	C#	2023-11-02 17:43:00
5	PlagueX	470	C#	2024-03-03 13:00:54
6	Anthony Ye	587	C#	2024-01-14 19:44:54
7	florist swe	613	C#	2024-11-30 22:31:09
8	Bjarki Fannar Snorrason	628	C#	2023-11-13 10:13:56
9	Sano Gharzani	946	C#	2023-09-29 11:02:10
10	Benjamin Bilbeau	1077	C#	2023-12-12 20:39:57

#	User	Length	Language	Date
1	Đậu Huy Minh	254	C++	2023-09-20 17:46:38
2	Bjarki Baldursson Harksen	283	C++	2023-09-22 20:16:36
3	Grae Yeandle	309	C++	2023-09-14 11:52:15
4	traxex	331	C++	2023-12-12 20:27:10
5	Adomas Juodis	383	C++	2024-07-23 22:18:58
6	Kjartan Óli Ágústsson	405	C++	2024-01-17 16:11:10
7	Kirill Zhivotkov	415	C++	2024-02-12 14:57:17
8	Shiroy Sattur	426	C++	2025-10-29 03:45:08
9	Jacob Pfeifer	439	C++	2025-04-05 14:35:20
10	Titus Chew	442	C++	2025-02-01 09:40:38

#	User	Length	Language	Date
1	Emil Boesgaard Nørbjerg	533	F#	2023-09-22 16:54:27
2	Elias Smedegaard	632	F#	2023-11-13 15:07:10
3	William Skou Heidemann	1398	F#	2023-09-22 16:47:53
4	Jesper Bengtson	2226	F#	2023-09-22 17:04:29

#	User	Length	Language	Date
1	Shen Licong	587	Go	2024-05-10 12:22:04
2	Magnus Eide-Fredriksen	588	Go	2023-10-25 11:43:46
3	Norbert Voelker	613	Go	2023-09-17 21:29:34
4	Jimmy Nejtron	643	Go	2024-09-24 19:27:10

#	User	Length	Language	Date
1	Jan Hrček	105	Haskell	2024-12-08 08:13:16
2	Hidden user	213	Haskell	2023-09-02 13:18:55
3	Matthew Power	230	Haskell	2023-10-29 20:22:30
4	Steinar Simonnes	242	Haskell	2023-10-08 19:50:20
5	Greg Rosser	288	Haskell	2024-02-26 17:05:49
6	Daniel Cabral	290	Haskell	2024-08-05 05:42:21
7	Charley Sheaffer	315	Haskell	2023-11-01 17:28:03
8	Sebastian Banert	322	Haskell	2023-10-05 20:03:01
9	Hidden user	377	Haskell	2023-09-16 10:06:08
10	Shinji Koshida	451	Haskell	2025-01-12 13:30:27

#	User	Length	Language	Date
1	Jason Liu	474	Java	2023-09-13 15:34:59
2	Terry Morris	524	Java	2024-06-21 03:03:42
3	Hidden user	533	Java	2025-08-21 12:20:52
4	Leslie Yip	536	Java	2023-10-02 17:59:17
5	Lam Phuoc Huy	570	Java	2024-08-06 21:10:24
6	Frederik Buur	594	Java	2024-03-20 13:49:52
7	Jonathan Antoine Villeret	617	Java	2023-09-22 17:12:12
8	Zayan Sharief	629	Java	2025-04-20 04:57:18
9	Oliver Starup	638	Java	2023-09-22 17:15:59
10	Hidden user	638	Java	2023-09-22 17:16:48

#	User	Length	Language	Date
1	Hidden user	642	JavaScript (Node.js)	2024-07-03 06:49:20
2	Hidden user	795	JavaScript (Node.js)	2023-10-20 06:11:20
3	Andri Þór Ólafsson	844	JavaScript (Node.js)	2025-01-09 23:09:08

#	User	Length	Language	Date
1	Zach Tschetter	154	JavaScript (SpiderMonkey)	2024-04-10 03:46:54
2	Jimmy Gustafsson	155	JavaScript (SpiderMonkey)	2024-06-11 23:43:27
3	Christian Pilegaard Cederquist	163	JavaScript (SpiderMonkey)	2023-09-11 20:44:40
4	Bjørn Chr. Soltvedt	181	JavaScript (SpiderMonkey)	2023-09-03 09:03:36
5	Ben Armstrong	238	JavaScript (SpiderMonkey)	2025-07-03 00:55:45
6	Evan Magill	310	JavaScript (SpiderMonkey)	2024-04-18 02:19:47

#	User	Length	Language	Date
1	Danny Robinson	81	Julia	2023-09-26 10:37:44
2	Timothy Gaede	744	Julia	2024-03-20 16:39:08

#	User	Length	Language	Date
1	Emil Wihlander	239	Kotlin	2024-07-16 23:36:52
2	Troy Warmboe	329	Kotlin	2024-01-23 23:56:42
3	Chris Johnson	338	Kotlin	2023-10-23 23:19:54
4	Adam Rankin	358	Kotlin	2023-09-13 05:33:57
5	Lewis Johnson	394	Kotlin	2023-10-23 23:22:52
6	Martijn Muijsers	573	Kotlin	2024-05-31 10:37:43
7	Ola Sundell	619	Kotlin	2023-09-22 14:32:06

#	User	Length	Language	Date
1	Hidden user	755	Odin	2025-05-02 22:44:26

#	User	Length	Language	Date
1	Ingemar Ragnemalm	414	Pascal	2023-10-11 07:16:18

#	User	Length	Language	Date
1	Renate	454	PHP	2023-09-13 12:27:50

#	User	Length	Language	Date
1	Andriy Zyevakov	1147	Prolog	2024-03-14 05:53:31

#	User	Length	Language	Date
1	Johan Lyts	279	Python 2	2023-09-23 21:05:49

#	User	Length	Language	Date
1	Kevin Gomez	67	Python 3	2024-06-12 05:20:40
2	Teikn Smith	77	Python 3	2024-01-05 02:54:37
3	Peter Seely	78	Python 3	2024-02-24 06:05:10
4	Hugo Morvan	82	Python 3	2023-09-20 19:16:19
5	Tai Tze Kin	82	Python 3	2024-05-01 20:47:05
6	Hidden user	82	Python 3	2025-01-03 12:44:51
7	Joachim Borup	84	Python 3	2023-09-22 21:25:33
8	Guillermo Hernández	84	Python 3	2023-12-30 23:42:59
9	Farzam Abrishami	86	Python 3	2023-09-24 00:24:39
10	Lex Janssens	87	Python 3	2023-09-07 13:43:25

#	User	Length	Language	Date
1	Angus Gibson	179	Racket	2025-07-15 14:46:56
2	Jinwoo Lee	579	Racket	2025-01-25 21:59:09

#	User	Length	Language	Date
1	Thomas Feld	54	Ruby	2023-09-04 13:49:47
2	Miorel Palii	182	Ruby	2024-11-24 03:02:30
3	Matzuka	253	Ruby	2025-10-30 20:20:32

#	User	Length	Language	Date
1	Vincent Lagerros	214	Rust	2024-11-22 18:14:39
2	David Aldenbro	303	Rust	2023-09-22 15:06:15
3	David Rasch	417	Rust	2023-09-18 10:50:24
4	Emil Dichmann	504	Rust	2025-09-15 15:13:12
5	Oskar Eriksson	534	Rust	2023-12-17 22:08:36
6	Theodór Leví Halldórsson	568	Rust	2025-11-05 13:25:26
7	Isak Jägberg	613	Rust	2024-10-18 19:20:08
8	Bas Dirks	616	Rust	2023-12-25 10:26:43
9	Pankajkumar Patro	616	Rust	2024-07-15 22:14:15
10	Nathaniel Risum	777	Rust	2025-10-29 10:20:07

#	User	Length	Language	Date
1	Ahmed Waseem Saeed	656	Swift	2024-06-18 14:14:41

#	User	Length	Language	Date
1	Zach Tschetter	765	TypeScript	2024-04-10 20:32:32

#	User	Length	Language	Date
1	Grettir Heimisson	965	Zig	2025-06-19 17:28:07

Solution running time distribution