Problem B
Búðarkassi 2 — Problem Statistics

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Submissions	920
Accepted submissions	544
Submission ratio	59.13%
Authors	422
Full solves [?]	406
Full solve Ratio	96.21%

#	User	Score	Language	Date
1	Gunnsteinn Þór Ólason	100	Bash	2024-06-14 19:49:11

#	User	Score	Language	Date
1	Dagur Benjamínsson	100	C	2021-01-21 13:53:41
2	Jón Oddur Högnason	100	C	2025-11-25 12:14:57

#	User	Score	Language	Date
1	Elvar Árni Bjarnason	100	COBOL	2019-09-04 19:20:18

#	User	Score	Language	Date
1	Kjartan Óli Ágústsson	100	Common Lisp	2021-03-11 09:36:43

#	User	Score	Language	Date
1	Gudjon Bjarki	100	F#	2024-02-07 21:56:20

#	User	Score	Language	Date
1	Hidden user	100	Go	2021-10-21 15:47:57

#	User	Score	Language	Date
1	Hidden user	100	Haskell	2016-03-18 16:21:54

#	User	Score	Language	Date
1	Mateusz Kolacz	100	JavaScript (SpiderMonkey)	2024-01-05 10:46:36

#	User	Score	Language	Date
1	Theodór Leví Halldórsson	100	Lua	2025-10-02 12:00:38

#	User	Score	Language	Date
1	주안석	100	Pascal	2017-11-21 07:54:28

#	User	Score	Language	Date
1	Haraldur	100	PHP	2016-03-18 19:40:45
2	Johannes Laxdal	100	PHP	2016-10-29 12:56:53
3	Hjorvar Ingi Haraldsson	100	PHP	2016-10-29 13:00:30
4	Arni Fannar Adalsteinsson	100	PHP	2017-02-24 14:36:19
5	Daníel Elí Ingason	100	PHP	2017-03-07 12:15:22

#	User	Score	Language	Date
1	Álfrún Haraldsdóttir	100	Python 3 with NumPy	2025-08-11 13:15:37

#	User	Score	Language	Date
1	Halldór	100	Rust	2022-11-24 13:37:14

#	User	Score	Language	Date
1	Gunnsteinn Þór Ólason	100	Uiua	2026-03-15 22:07:26
2	Þorsteinn Kristjánsson	100	Uiua	10:12:33

#	User	Runtime	Language	Date
1	Gunnsteinn Þór Ólason	0.01 s	Bash	2024-06-14 19:49:11

#	User	Runtime	Language	Date
1	Dagur Benjamínsson	0.00 s	C	2021-01-21 13:53:41
2	Jón Oddur Högnason	0.00 s	C	2025-11-25 12:14:57

#	User	Runtime	Language	Date
1	Ólafur Andri	0.02 s	C#	2017-03-10 12:51:47
2	Viktor Máni Mönster	0.02 s	C#	2017-03-31 22:54:53
3	Karl Jakobsson	0.02 s	C#	2018-03-13 18:48:37
4	Rúnar Vestmann	0.02 s	C#	2019-03-13 23:17:54
5	Bjarki Fannar Snorrason	0.04 s	C#	2016-03-08 19:38:50
6	Styrmir Óli Þorsteinsson	0.04 s	C#	2016-03-08 19:50:34
7	Sindri Pálsson	0.04 s	C#	2016-03-08 19:56:58
8	Anton Freyr Magnússon	0.04 s	C#	2016-03-08 20:02:44
9	Kristófer Haukur	0.05 s	C#	2016-03-08 19:49:42
10	Alexander Guðmundsson	0.06 s	C#	2016-03-08 19:04:20

#	User	Runtime	Language	Date
1	Elvar Árni Bjarnason	0.00 s	COBOL	2019-09-04 19:20:18

#	User	Runtime	Language	Date
1	Kjartan Óli Ágústsson	0.01 s	Common Lisp	2021-03-11 09:36:43

#	User	Runtime	Language	Date
1	Gudjon Bjarki	0.09 s	F#	2024-02-07 21:56:20

#	User	Runtime	Language	Date
1	Hidden user	0.08 s	Go	2021-10-21 15:47:57

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	Haskell	2016-03-18 16:21:54

#	User	Runtime	Language	Date
1	Oliver Leifsson Kaldal	0.08 s	Java	2026-03-10 21:59:59
2	Sigurbjörg Erla	0.09 s	Java	2023-11-17 13:46:19
3	Guðbjörg Viðja	0.10 s	Java	2023-11-16 20:54:53
4	Gísli Freyr Sæmundsson	0.13 s	Java	2017-10-06 01:30:57
5	Einar Þór Ívarsson	0.13 s	Java	2020-02-18 14:44:15
6	Ágúst Benóný Helgason	0.14 s	Java	2016-03-10 18:25:02
7	Matthias Baldursson Harksen	0.14 s	Java	2016-03-15 20:06:27
8	Aðalbjörg Egilsdóttir	0.14 s	Java	2016-03-18 18:36:41
9	Gamithra Marga	0.14 s	Java	2016-04-12 18:24:02
10	Sindri Magnusson	0.14 s	Java	2017-10-05 01:18:54

#	User	Runtime	Language	Date
1	Gunnar Helgi Jónsson	0.05 s	JavaScript (Node.js)	2019-01-25 11:30:35
2	Kjartan Óli Ágústsson	0.05 s	JavaScript (Node.js)	2019-01-28 11:19:46
3	Samúel Arnar Hafsteinsson	0.05 s	JavaScript (Node.js)	2019-01-28 11:21:46
4	Elvar Árni Bjarnason	0.05 s	JavaScript (Node.js)	2019-01-28 11:29:09
5	Hjorvar Ingi Haraldsson	0.05 s	JavaScript (Node.js)	2019-01-28 11:30:46
6	Dagur Lár Geirsson	0.05 s	JavaScript (Node.js)	2019-01-28 11:30:53
7	Jakob Vífill Valsson	0.05 s	JavaScript (Node.js)	2019-01-28 11:30:58
8	Oliver Örn Chelbat Kaaber	0.05 s	JavaScript (Node.js)	2019-01-28 11:31:46
9	Hermann Karl Aronsson	0.05 s	JavaScript (Node.js)	2019-01-28 11:32:14
10	bjarki mar aronsson	0.05 s	JavaScript (Node.js)	2019-01-28 11:32:35

#	User	Runtime	Language	Date
1	Mateusz Kolacz	0.02 s	JavaScript (SpiderMonkey)	2024-01-05 10:46:36

#	User	Runtime	Language	Date
1	Theodór Leví Halldórsson	0.00 s	Lua	2025-10-02 12:00:38

#	User	Runtime	Language	Date
1	주안석	0.00 s	Pascal	2017-11-21 07:54:28

#	User	Runtime	Language	Date
1	Haraldur	0.01 s	PHP	2016-03-18 19:40:45
2	Hjorvar Ingi Haraldsson	0.01 s	PHP	2016-10-29 13:00:30
3	Arni Fannar Adalsteinsson	0.01 s	PHP	2017-02-24 14:36:19
4	Daníel Elí Ingason	0.01 s	PHP	2017-03-07 12:15:22
5	Johannes Laxdal	0.02 s	PHP	2016-10-29 12:56:53

#	User	Runtime	Language	Date
1	Guðni Natan Gunnarsson	0.02 s	Python 2	2017-02-28 12:12:39
2	Sigurður Jens Albertsson	0.03 s	Python 2	2018-01-11 23:39:28
3	Dagur Benjamínsson	0.03 s	Python 2	2019-01-18 11:18:03
4	Kristjan Orri	0.03 s	Python 2	2019-03-07 17:11:49
5	Benedikt Aron Sigurþórsson	0.03 s	Python 2	2019-03-07 17:22:05
6	Sigurjón Freyr Viktorsson	0.04 s	Python 2	2016-03-08 17:05:06
7	Garðar Ingvarsson	0.04 s	Python 2	2016-03-10 23:33:27
8	Emil Newel	0.04 s	Python 2	2016-03-15 16:30:31
9	Ólafur Hólm	0.04 s	Python 2	2016-03-15 17:07:36
10	Ómar Högni Guðmarsson	0.05 s	Python 2	2016-03-08 19:32:57

#	User	Runtime	Language	Date
1	Bernhard Kartefla	0.02 s	Python 3	2016-03-08 16:30:00
2	Elvar Árni Sturluson	0.02 s	Python 3	2016-03-09 00:01:56
3	Przemyslaw Anton Arciszewski	0.02 s	Python 3	2016-03-13 22:33:51
4	Eysteinn Kristinsson	0.02 s	Python 3	2016-03-13 23:37:39
5	Franz Ísak Bergmann Ingólfsson	0.02 s	Python 3	2016-03-17 23:57:04
6	Valdimar John Parks	0.02 s	Python 3	2016-10-31 11:33:07
7	Natanel Demissew Ketema	0.02 s	Python 3	2016-11-03 15:15:40
8	Ingvar Óli Ögmundsson	0.02 s	Python 3	2017-09-28 14:25:43
9	Gabríel Elí Jóhannsson	0.02 s	Python 3	2018-02-26 19:31:55
10	Eiríkur Óli Eyþórsson	0.02 s	Python 3	2018-03-07 10:34:01

#	User	Runtime	Language	Date
1	Álfrún Haraldsdóttir	0.04 s	Python 3 with NumPy	2025-08-11 13:15:37

#	User	Runtime	Language	Date
1	Halldór	0.00 s	Rust	2022-11-24 13:37:14

#	User	Runtime	Language	Date
1	Gunnsteinn Þór Ólason	0.03 s	Uiua	2026-03-15 22:07:26
2	Þorsteinn Kristjánsson	0.03 s	Uiua	10:12:33

#	User	Length	Language	Date
1	Gunnsteinn Þór Ólason	22	Bash	2024-06-14 19:49:11

#	User	Length	Language	Date
1	Jón Oddur Högnason	193	C	2025-11-25 12:14:57
2	Dagur Benjamínsson	269	C	2021-01-21 13:53:41

#	User	Length	Language	Date
1	Pied Piper	273	C#	2016-03-18 19:13:29
2	Viktor Máni Mönster	293	C#	2017-03-31 22:54:53
3	Bjarki Ágúst Guðmundsson	374	C#	2016-03-08 19:45:15
4	Rúnar Vestmann	401	C#	2019-03-13 23:17:54
5	Ólafur Andri	413	C#	2017-03-10 12:51:47
6	Rolandas Mineika	449	C#	2016-03-16 11:01:06
7	Kristofer Henry	453	C#	2016-03-15 15:31:29
8	Kristófer Haukur	454	C#	2016-03-08 19:49:42
9	Stefán Freyr Smárason	482	C#	2016-03-09 13:54:45
10	Þorsteinn Ingi Karlsson	488	C#	2016-03-09 10:34:01

#	User	Length	Language	Date
1	Bernhard Kartefla	107	C++	2016-03-11 12:42:58
2	Noah Vorenkamp	115	C++	2026-02-23 12:20:02
3	Björn Gunnarsson	117	C++	2016-03-28 19:56:40
4	Eysteinn Daði Hjaltason	117	C++	2025-07-12 20:31:45
5	Daníel Örn Gíslason	128	C++	2020-01-15 17:39:32
6	Gunnsteinn Þór Ólason	131	C++	2024-04-16 14:12:02
7	Samúel Arnar Hafsteinsson	134	C++	2019-08-21 17:30:54
8	Símon Páll Birgirsson	138	C++	2024-04-16 14:12:11
9	Sverrir Hákon Marteinsson	139	C++	2019-02-12 15:06:26
10	Arnar Bjarni Arnarson	140	C++	2016-03-08 20:12:29

#	User	Length	Language	Date
1	Elvar Árni Bjarnason	388	COBOL	2019-09-04 19:20:18

#	User	Length	Language	Date
1	Kjartan Óli Ágústsson	26	Common Lisp	2021-03-11 09:36:43

#	User	Length	Language	Date
1	Gudjon Bjarki	128	F#	2024-02-07 21:56:20

#	User	Length	Language	Date
1	Hidden user	1144	Go	2021-10-21 15:47:57

#	User	Length	Language	Date
1	Hidden user	89	Haskell	2016-03-18 16:21:54

#	User	Length	Language	Date
1	Arnór Jóhannsson	212	Java	2016-03-13 18:28:44
2	Gísli Freyr Sæmundsson	229	Java	2017-10-06 01:30:57
3	Matthias Baldursson Harksen	235	Java	2016-03-15 20:06:27
4	Bjarni Thor Karason	250	Java	2016-03-12 22:31:40
5	Sigurbjörg Erla	258	Java	2023-11-17 13:46:19
6	Oliver Leifsson Kaldal	261	Java	2026-03-10 21:59:59
7	Einar Þór Ívarsson	262	Java	2020-02-18 14:44:15
8	Ágúst Benóný Helgason	272	Java	2016-03-10 18:25:02
9	Hjalti Þór Ísleifsson	280	Java	2016-03-18 20:59:16
10	Sindri Magnusson	280	Java	2017-10-05 01:18:54

#	User	Length	Language	Date
1	Hidden user	212	JavaScript (Node.js)	2023-01-09 13:12:37
2	Hjorvar Ingi Haraldsson	245	JavaScript (Node.js)	2019-01-28 23:47:59
3	Mikael Aron Óskarsson	245	JavaScript (Node.js)	2019-01-29 11:45:55
4	Dagur Benjamínsson	245	JavaScript (Node.js)	2019-01-31 09:48:00
5	Elvar Árni Bjarnason	247	JavaScript (Node.js)	2019-01-28 11:29:09
6	Erik Oddur Jónsson	250	JavaScript (Node.js)	2019-01-29 11:21:38
7	Kjartan Óli Ágústsson	263	JavaScript (Node.js)	2019-01-28 11:19:46
8	Nos iens experior	263	JavaScript (Node.js)	2019-04-13 00:59:49
9	Samúel Arnar Hafsteinsson	266	JavaScript (Node.js)	2019-01-28 11:21:46
10	Róbert Kristian Freysson	268	JavaScript (Node.js)	2022-11-25 22:17:05

#	User	Length	Language	Date
1	Mateusz Kolacz	60	JavaScript (SpiderMonkey)	2024-01-05 10:46:36

#	User	Length	Language	Date
1	Theodór Leví Halldórsson	86	Lua	2025-10-02 12:00:38

#	User	Length	Language	Date
1	주안석	105	Pascal	2017-11-21 07:54:28

#	User	Length	Language	Date
1	Daníel Elí Ingason	80	PHP	2017-03-07 12:15:22
2	Arni Fannar Adalsteinsson	89	PHP	2017-02-24 14:36:19
3	Haraldur	143	PHP	2016-03-18 19:40:45
4	Hjorvar Ingi Haraldsson	224	PHP	2016-10-29 13:00:30
5	Johannes Laxdal	257	PHP	2016-10-29 12:56:53

#	User	Length	Language	Date
1	Sigurður Jens Albertsson	43	Python 2	2018-01-11 23:39:28
2	Slav-style Muay Thai	47	Python 2	2016-03-18 17:31:31
3	Guðni Natan Gunnarsson	53	Python 2	2017-02-28 12:12:39
4	Sigurjón Freyr Viktorsson	61	Python 2	2016-03-08 17:05:06
5	Alexander Sigmarsson	62	Python 2	2016-03-17 21:21:02
6	Trilliboi	64	Python 2	2016-03-08 20:49:48
7	Garðar Ingvarsson	69	Python 2	2016-03-10 23:33:27
8	Benedikt Aron Sigurþórsson	72	Python 2	2019-03-07 17:22:05
9	Dagur Benjamínsson	76	Python 2	2019-01-18 11:18:03
10	Sveinbjörn Stefán Einarsson	92	Python 2	2016-03-10 14:55:49

#	User	Length	Language	Date
1	Sverrir Hákon Marteinsson	37	Python 3	2024-03-11 11:38:30
2	Nicholas Russell Saerang	37	Python 3	2025-04-20 18:37:21
3	Hjörtur Klemensson	39	Python 3	2023-02-21 16:44:14
4	Ísar Máni Gíslason	39	Python 3	2024-01-17 15:39:58
5	Brynjar Elvarsson	39	Python 3	2025-01-31 11:42:54
6	Noah Weninger	40	Python 3	2018-12-22 06:59:24
7	Robert Ingi Halfdanarson	40	Python 3	2019-03-21 22:44:16
8	Hakon gardarsson	40	Python 3	2020-01-15 17:47:05
9	Aron Smari	40	Python 3	2022-03-01 15:00:50
10	Héðinn Már Hannesson	40	Python 3	2023-01-10 16:50:03

#	User	Length	Language	Date
1	Álfrún Haraldsdóttir	54	Python 3 with NumPy	2025-08-11 13:15:37

#	User	Length	Language	Date
1	Halldór	346	Rust	2022-11-24 13:37:14

#	User	Length	Language	Date
1	Þorsteinn Kristjánsson	20	Uiua	10:12:33
2	Gunnsteinn Þór Ólason	21	Uiua	2026-03-15 22:07:26

Solution running time distribution