Problem I
Heimilisverk — Problem Statistics

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Submissions	600
Accepted submissions	444
Submission ratio	74.00%
Authors	192
Full solves [?]	155
Full solve Ratio	80.73%

#	User	Score	Language	Date
1	Ólafur Andri	100	C#	2018-03-08 00:12:33
2	Karl Jakobsson	100	C#	2018-03-12 13:26:31
3	Gunnar Dofri Viðarsson	100	C#	2018-03-12 21:23:41
4	Jóel Snær Garcia	100	C#	2018-03-16 12:57:25
5	Sævar	100	C#	2018-03-16 18:00:59
6	Hidden user	60	C#	2018-03-09 20:14:51
7	Rúnar Vestmann	60	C#	2019-03-19 23:25:49

#	User	Score	Language	Date
1	Kjartan Óli Ágústsson	100	Common Lisp	2021-11-22 00:33:18

#	User	Score	Language	Date
1	Anna Winters	100	Go	2018-09-29 02:24:00
2	Hidden user	100	Go	2021-10-23 21:25:45

#	User	Score	Language	Date
1	Gísli Freyr Sæmundsson	100	Java	2017-10-06 21:28:35
2	Einar Þór Ívarsson	100	Java	2021-05-10 19:48:06
3	Jóhann Bjarni Þrastarsson	100	Java	2025-08-19 14:53:04
4	Skytturnar 11	60	Java	2017-03-18 15:07:56
5	Joe and the Java	60	Java	2017-03-18 15:36:32
6	Er fössari?	60	Java	2017-03-18 16:24:22
7	Los Tres Amigos	40	Java	2017-03-18 14:48:58
8	Halldór Ingi Kárason	40	Java	2018-03-16 13:10:55

#	User	Score	Language	Date
1	Hidden user	100	JavaScript (Node.js)	2023-02-07 17:25:27
2	Róbert Kristian Freysson	100	JavaScript (Node.js)	2023-07-19 17:59:39
3	Samúel Arnar Hafsteinsson	60	JavaScript (Node.js)	2019-02-05 10:53:27

#	User	Score	Language	Date
1	Peppers without Borders	100	JavaScript (SpiderMonkey)	2017-03-18 16:06:13
2	Daníel Örn Stefánsson	60	JavaScript (SpiderMonkey)	2018-02-27 02:45:15

#	User	Score	Language	Date
1	주안석	100	Pascal	2017-11-18 04:03:34

#	User	Score	Language	Date
1	extra-05	100	Python 2	2017-03-18 15:44:20
2	Guðni Natan Gunnarsson	100	Python 2	2017-03-21 09:12:18
3	Kristmundur Agust	100	Python 2	2017-10-01 00:57:31
4	주안석	100	Python 2	2017-11-12 22:57:02
5	Sigurður Jens Albertsson	100	Python 2	2018-01-12 17:27:37
6	Kristjan Orri	100	Python 2	2019-03-27 17:53:22
7	Jón Bjarki	100	Python 2	2021-02-04 13:34:28
8	Agust Bergmann	100	Python 2	2021-02-04 13:42:26
9	Dagur Benjamínsson	100	Python 2	2021-03-16 18:16:32
10	Ævar Freyr Snorrason	100	Python 2	2023-02-20 09:53:14

#	User	Score	Language	Date
1	Tryggvi Thor Bogason	100	Rust	2025-04-01 21:06:23

#	User	Runtime	Language	Date
1	Ólafur Andri	0.12 s	C#	2018-03-08 00:12:33
2	Sævar	0.12 s	C#	2018-03-16 18:00:59
3	Gunnar Dofri Viðarsson	0.13 s	C#	2018-03-12 21:23:41
4	Karl Jakobsson	0.14 s	C#	2018-03-12 13:26:31
5	Jóel Snær Garcia	0.14 s	C#	2018-03-16 12:57:25

#	User	Runtime	Language	Date
1	Benedikt Aron Sigurþórsson	0.02 s	C++	2021-02-16 22:51:19
2	Gnúsi	0.04 s	C++	2025-04-19 23:40:44
3	Óðinn Karl	0.04 s	C++	2025-08-18 15:56:04
4	Guðni Natan Gunnarsson	0.05 s	C++	2017-10-19 23:59:34
5	Alexander Bjartur Guðbjartsson	0.06 s	C++	2024-06-11 15:31:02
6	Ómar Högni Guðmarsson	0.07 s	C++	2017-03-18 15:12:32
7	Bernhard Kartefla	0.07 s	C++	2017-03-18 21:54:27
8	Róbert Kristian Freysson	0.08 s	C++	2023-07-03 00:45:46
9	Bjarki Ágúst Guðmundsson	0.08 s	C++	2025-01-12 14:24:11
10	Tristan Orri Elefsen	0.08 s	C++	2025-08-20 17:49:27

#	User	Runtime	Language	Date
1	Kjartan Óli Ágústsson	0.16 s	Common Lisp	2021-11-22 00:33:18

#	User	Runtime	Language	Date
1	Hidden user	0.03 s	Go	2021-10-23 21:25:45
2	Anna Winters	0.08 s	Go	2018-09-29 02:24:00

#	User	Runtime	Language	Date
1	Einar Þór Ívarsson	0.21 s	Java	2021-05-10 19:48:06
2	Jóhann Bjarni Þrastarsson	0.27 s	Java	2025-08-19 14:53:04
3	Gísli Freyr Sæmundsson	0.73 s	Java	2017-10-06 21:33:30

#	User	Runtime	Language	Date
1	Hidden user	0.28 s	JavaScript (Node.js)	2023-02-07 17:25:27
2	Róbert Kristian Freysson	0.31 s	JavaScript (Node.js)	2023-07-19 17:59:39

#	User	Runtime	Language	Date
1	Peppers without Borders	0.13 s	JavaScript (SpiderMonkey)	2017-03-18 16:06:13

#	User	Runtime	Language	Date
1	주안석	0.27 s	Pascal	2017-11-18 04:03:34

#	User	Runtime	Language	Date
1	Jón Bjarki	0.09 s	Python 2	2021-02-04 13:47:26
2	Kristjan Orri	0.10 s	Python 2	2019-03-27 17:53:22
3	Dagur Benjamínsson	0.10 s	Python 2	2021-03-16 18:16:32
4	Ævar Freyr Snorrason	0.10 s	Python 2	2023-02-20 09:53:14
5	주안석	0.12 s	Python 2	2017-11-21 03:18:26
6	Agust Bergmann	0.12 s	Python 2	2021-02-04 13:42:26
7	Kristmundur Agust	0.13 s	Python 2	2017-10-01 00:57:31
8	Guðni Natan Gunnarsson	0.13 s	Python 2	2017-10-19 22:43:47
9	Sigurður Jens Albertsson	0.19 s	Python 2	2018-01-12 17:27:37
10	extra-05	0.39 s	Python 2	2017-03-18 15:44:20

#	User	Runtime	Language	Date
1	Bjarki Ágúst Guðmundsson	0.07 s	Python 3	2025-01-12 14:25:42
2	Jón Haukur Skjóldal Þorsteinsson	0.07 s	Python 3	2025-08-24 20:30:09
3	Tryggvi Thor Bogason	0.07 s	Python 3	2025-09-22 21:19:23
4	Nicholas Russell Saerang	0.08 s	Python 3	2024-12-04 21:21:17
5	Atli Fannar Franklín	0.09 s	Python 3	2024-11-26 12:53:24
6	Jón Bjarki	0.10 s	Python 3	2021-02-23 17:32:52
7	Kristján Ómar Eggertsson	0.10 s	Python 3	2024-10-10 14:39:04
8	Dagur Smári Sigvaldason	0.10 s	Python 3	2024-10-10 16:56:26
9	Hidden user	0.10 s	Python 3	2024-10-10 17:29:28
10	Eva Rut Ómarsdóttir	0.10 s	Python 3	2025-03-13 12:03:55

#	User	Runtime	Language	Date
1	Tryggvi Thor Bogason	0.02 s	Rust	2025-04-01 21:30:11

#	User	Length	Language	Date
1	Karl Jakobsson	418	C#	2018-03-12 13:26:31
2	Sævar	518	C#	2018-03-16 18:00:59
3	Ólafur Andri	559	C#	2018-03-08 00:12:33
4	Gunnar Dofri Viðarsson	615	C#	2018-03-12 21:23:41
5	Jóel Snær Garcia	751	C#	2018-03-16 12:57:25

#	User	Length	Language	Date
1	Frigg Einarsdóttir	306	C++	2023-07-30 00:26:39
2	Ómar Högni Guðmarsson	315	C++	2017-03-18 15:09:32
3	Eva Sóllilja Einarsdóttir	321	C++	2024-06-21 01:13:48
4	Teitur Hrólfsson	340	C++	2025-08-19 11:57:00
5	Snorri S	342	C++	2023-09-24 13:55:34
6	Arnar Bjarni Arnarson	344	C++	2017-03-18 14:56:39
7	Ásþór Björnsson	356	C++	2019-02-18 15:59:35
8	Kristján Orri Leifsson	356	C++	2025-08-22 13:06:06
9	Guðni Natan Gunnarsson	402	C++	2017-10-20 00:00:29
10	Benedikt Aron Sigurþórsson	402	C++	2021-02-16 22:51:19

#	User	Length	Language	Date
1	Kjartan Óli Ágústsson	298	Common Lisp	2021-11-22 00:33:18

#	User	Length	Language	Date
1	Anna Winters	504	Go	2018-09-29 02:24:00
2	Hidden user	1311	Go	2021-10-23 21:25:45

#	User	Length	Language	Date
1	Gísli Freyr Sæmundsson	403	Java	2017-10-06 21:33:30
2	Einar Þór Ívarsson	1387	Java	2021-05-10 19:48:06
3	Jóhann Bjarni Þrastarsson	2315	Java	2025-08-19 14:53:04

#	User	Length	Language	Date
1	Hidden user	451	JavaScript (Node.js)	2023-02-07 17:26:21
2	Róbert Kristian Freysson	675	JavaScript (Node.js)	2023-07-19 17:59:39

#	User	Length	Language	Date
1	Peppers without Borders	195	JavaScript (SpiderMonkey)	2017-03-18 16:06:13

#	User	Length	Language	Date
1	주안석	2202	Pascal	2017-11-18 04:03:34

#	User	Length	Language	Date
1	Jón Bjarki	100	Python 2	2021-02-04 13:43:24
2	Sigurður Jens Albertsson	134	Python 2	2018-01-12 17:27:37
3	Agust Bergmann	141	Python 2	2021-02-04 13:42:26
4	주안석	146	Python 2	2017-11-21 03:13:24
5	Guðni Natan Gunnarsson	191	Python 2	2017-10-19 22:45:30
6	Kristmundur Agust	202	Python 2	2017-10-01 00:57:31
7	Ævar Freyr Snorrason	207	Python 2	2023-02-20 09:53:14
8	Dagur Benjamínsson	211	Python 2	2021-03-16 18:16:32
9	Kristjan Orri	246	Python 2	2019-03-27 17:53:22
10	extra-05	377	Python 2	2017-03-18 15:44:20

#	User	Length	Language	Date
1	Stefán Darri Björnsson	70	Python 3	2024-03-06 15:18:15
2	Tómas Orri Arnarsson	71	Python 3	2021-02-09 16:08:07
3	Ragnar Helgi Breiðfjörð Unnþórsson	73	Python 3	2021-02-09 16:44:47
4	Pétur Óli Ágústsson	73	Python 3	2024-05-25 15:12:05
5	すうぇっりえるはこん	74	Python 3	2024-03-06 15:11:44
6	Arnar Bragi Bragason	77	Python 3	2021-02-09 16:53:52
7	Vilhjálmur Karl Hannesson	78	Python 3	2023-02-20 10:36:07
8	Konráð Elí Sigurgeirsson	78	Python 3	2025-07-17 15:49:02
9	Elvar Árni Bjarnason	87	Python 3	2018-11-04 14:28:57
10	Tristan Pétur Andersen Njálsson	87	Python 3	2021-02-09 16:44:21

#	User	Length	Language	Date
1	Tryggvi Thor Bogason	973	Rust	2025-04-01 21:06:23

Solution running time distribution