Problem A
House Lawn — Problem Statistics

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Submissions	2257
Accepted submissions	644
Submission ratio	28.53%
Authors	618
Full solves [?]	519
Full solve Ratio	83.98%

#	User	Runtime	Language	Date
1	Bergur Snorrason	0.00 s	C	2018-10-11 23:14:27
2	SiBi	0.00 s	C	2018-10-16 10:01:24
3	Poojan Patel	0.00 s	C	2018-10-19 01:10:51
4	Ivan Petrov	0.00 s	C	2019-01-11 14:49:43
5	Mirel Cosulschi	0.00 s	C	2022-12-19 15:10:46
6	Ruben Spaans	0.10 s	C	2018-10-12 23:16:15

#	User	Runtime	Language	Date
1	Kerman Saapar	0.02 s	C#	2018-10-06 13:49:54
2	Björn Pettersson	0.02 s	C#	2018-10-06 23:49:18
3	Евгений Желенский	0.02 s	C#	2018-10-07 19:28:50
4	Bartosz Starczewski	0.02 s	C#	2018-12-10 23:26:12
5	Håkan Sjöström	0.02 s	C#	2019-09-30 18:37:02
6	Dan Wolff	0.21 s	C#	2018-10-09 19:29:24

#	User	Runtime	Language	Date
1	Hidden user	0.01 s	Common Lisp	2019-08-03 20:44:57

#	User	Runtime	Language	Date
1	Steven Cheng	0.02 s	Go	2020-06-02 21:27:52
2	Ian Howell	0.07 s	Go	2019-01-22 23:40:14
3	Norbert Voelker	0.08 s	Go	2021-12-04 20:35:05

#	User	Runtime	Language	Date
1	Rudy Matela	0.00 s	Haskell	2023-09-10 16:36:00
2	Brent Yorgey	0.01 s	Haskell	2018-10-23 18:54:19

#	User	Runtime	Language	Date
1	Jakob Kallestad	0.06 s	Java	2018-10-06 17:56:09
2	Åke Wettergren	0.06 s	Java	2018-10-06 21:21:58
3	Max Holmberg	0.06 s	Java	2018-10-06 21:42:16
4	Tobias Glimmerfors	0.06 s	Java	2018-10-06 22:13:47
5	Pontus Eriksson	0.06 s	Java	2018-10-08 10:31:04
6	Joel Jonsson	0.06 s	Java	2018-10-09 22:47:17
7	Malte Larsson	0.06 s	Java	2018-10-11 18:51:37
8	Benjamin Reidys	0.06 s	Java	2018-10-11 20:15:37
9	Frans-Lukas Lövenvald	0.06 s	Java	2018-10-15 21:02:16
10	Terrence Park	0.06 s	Java	2018-10-16 03:17:06

#	User	Runtime	Language	Date
1	Hidden user	0.05 s	JavaScript (Node.js)	2018-10-07 08:55:12
2	Johan Nilsson	0.40 s	JavaScript (Node.js)	2019-09-29 16:17:25
3	Skyler Shuman	0.42 s	JavaScript (Node.js)	2021-12-08 06:24:10

#	User	Runtime	Language	Date
1	Christian Pilegaard Cederquist	0.02 s	JavaScript (SpiderMonkey)	2023-08-02 17:00:05
2	Subasinha Dias	0.02 s	JavaScript (SpiderMonkey)	2023-09-29 16:02:57
3	Johannes Jensen	0.03 s	JavaScript (SpiderMonkey)	2018-10-06 13:19:58
4	Bjørn Chr. Soltvedt	0.03 s	JavaScript (SpiderMonkey)	2018-11-19 04:20:42

#	User	Runtime	Language	Date
1	Timothy Gaede	0.63 s	Julia	2025-05-17 05:23:11

#	User	Runtime	Language	Date
1	Jacob Huebner	0.14 s	Kotlin	2020-04-27 19:05:05
2	Benjamin Laurence Erickson	0.16 s	Kotlin	2019-02-01 17:31:11
3	Phường Lên	0.17 s	Kotlin	2020-02-17 01:40:43
4	Didrik Jonassen	0.21 s	Kotlin	2018-10-13 16:21:57

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.00 s	Pascal	2019-10-01 09:43:54

#	User	Runtime	Language	Date
1	Jonas Lindenskov Nielsen	0.01 s	PHP	2019-09-08 21:39:26

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.03 s	Prolog	2019-05-22 08:22:10

#	User	Runtime	Language	Date
1	Oskar Werkelin Ahlin	0.03 s	Python 2	2018-10-06 11:53:40
2	Arne Tobias Malkenes Ødegaard	0.03 s	Python 2	2018-10-06 11:59:32
3	Björn Martinsson	0.03 s	Python 2	2018-10-06 12:09:07
4	Didrik Rokhaug	0.03 s	Python 2	2018-10-06 12:22:29
5	Bjarki Ágúst Guðmundsson	0.03 s	Python 2	2018-10-06 12:55:50
6	Jesper Öqvist	0.03 s	Python 2	2018-10-06 17:46:57
7	Øyvind Haarberg	0.03 s	Python 2	2018-10-06 17:48:13
8	Lars Åström	0.03 s	Python 2	2018-10-06 18:45:43
9	Björn Magnusson	0.03 s	Python 2	2018-10-06 20:52:24
10	Jonas Kylling	0.03 s	Python 2	2018-10-06 22:28:43

#	User	Runtime	Language	Date
1	Vadim Šved	0.02 s	Python 3	2018-10-06 12:04:44
2	Oscar Roth Andersen	0.02 s	Python 3	2018-10-06 12:07:36
3	Martin Aumüller	0.02 s	Python 3	2018-10-06 12:47:14
4	Fred Matis Teeäär	0.02 s	Python 3	2018-10-06 13:17:38
5	Roman Bondarev	0.02 s	Python 3	2018-10-06 13:20:17
6	Bjørn Magnus Valberg Iversen	0.02 s	Python 3	2018-10-06 13:23:17
7	Raheem Idowu	0.02 s	Python 3	2018-10-06 14:28:05
8	Hannes Kristján Hannesson	0.02 s	Python 3	2018-10-06 14:55:32
9	Egill Anton Hlöðversson	0.02 s	Python 3	2018-10-06 15:06:19
10	Timo Loomets	0.02 s	Python 3	2018-10-06 15:38:45

#	User	Runtime	Language	Date
1	Casper Christensen	0.04 s	Ruby	2018-10-11 17:53:56
2	Hidden user	0.05 s	Ruby	2019-05-28 01:11:13

#	User	Runtime	Language	Date
1	Daniel Anker Hermansen	0.00 s	Rust	2023-09-30 22:07:51
2	Mathias Svensson	0.01 s	Rust	2019-09-21 00:30:28

#	User	Length	Language	Date
1	SiBi	709	C	2018-10-16 10:01:24
2	Ivan Petrov	732	C	2019-01-11 14:49:43
3	Poojan Patel	832	C	2018-10-19 01:10:51
4	Ruben Spaans	1148	C	2018-10-12 23:16:15
5	Mirel Cosulschi	1510	C	2022-12-19 15:10:46
6	Bergur Snorrason	3016	C	2018-10-11 23:14:27

#	User	Length	Language	Date
1	Евгений Желенский	1199	C#	2018-10-07 19:28:50
2	Håkan Sjöström	1654	C#	2019-09-30 18:37:02
3	Björn Pettersson	1825	C#	2018-10-06 23:49:18
4	Kerman Saapar	3057	C#	2018-10-06 13:49:54
5	Dan Wolff	3865	C#	2018-10-09 19:29:24
6	Bartosz Starczewski	4421	C#	2018-12-10 23:26:12

#	User	Length	Language	Date
1	Alexander Skidanov	591	C++	2024-10-12 20:58:46
2	Gonçalo Paredes	602	C++	2018-10-09 19:10:18
3	Hyunjun Lee	647	C++	2022-12-02 09:21:08
4	Алексей Шенвальд	672	C++	2024-10-12 20:40:31
5	Erling Solberg	716	C++	2018-11-10 20:37:21
6	정태현	758	C++	2018-11-01 08:26:18
7	The Avengers	767	C++	2018-10-06 16:17:01
8	Anson Ho	780	C++	2018-10-06 12:21:01
9	Jérôme Mayolet	791	C++	2022-09-04 11:25:08
10	Markus Mathiasen	793	C++	2022-01-30 21:48:10

#	User	Length	Language	Date
1	Hidden user	1833	Common Lisp	2019-08-03 20:44:57

#	User	Length	Language	Date
1	Steven Cheng	956	Go	2020-06-02 21:27:52
2	Ian Howell	1320	Go	2019-01-22 23:40:14
3	Norbert Voelker	1475	Go	2021-12-04 20:38:14

#	User	Length	Language	Date
1	Rudy Matela	1050	Haskell	2023-09-10 16:36:00
2	Brent Yorgey	1441	Haskell	2018-10-23 18:54:19

#	User	Length	Language	Date
1	Marko Lazic	978	Java	2018-10-10 12:35:43
2	Tobias Andersen	1044	Java	2018-10-08 12:27:37
3	Russell Zhu	1062	Java	2022-01-30 00:09:29
4	Andrew Polizzotto	1106	Java	2021-01-30 21:51:31
5	Oskar Larsson	1165	Java	2018-10-07 12:09:29
6	Poppy Jones	1167	Java	2019-09-10 13:21:23
7	Kleanthis Zisis Tegos	1224	Java	2018-10-21 21:37:29
8	Frederik Jacobsen	1242	Java	2018-10-11 11:41:14
9	William Lee	1262	Java	2018-10-19 07:22:52
10	Sebastian Aranvergara	1262	Java	2019-08-13 14:58:01

#	User	Length	Language	Date
1	Johan Nilsson	998	JavaScript (Node.js)	2019-09-29 16:17:25
2	Skyler Shuman	1227	JavaScript (Node.js)	2021-12-08 06:24:10
3	Hidden user	1311	JavaScript (Node.js)	2018-10-07 08:55:12

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	502	JavaScript (SpiderMonkey)	2023-08-02 17:00:05
2	Bjørn Chr. Soltvedt	586	JavaScript (SpiderMonkey)	2018-11-19 04:20:42
3	Johannes Jensen	763	JavaScript (SpiderMonkey)	2018-10-06 13:19:58
4	Subasinha Dias	841	JavaScript (SpiderMonkey)	2023-09-29 16:02:57

#	User	Length	Language	Date
1	Timothy Gaede	1426	Julia	2025-05-17 05:23:11

#	User	Length	Language	Date
1	Benjamin Laurence Erickson	927	Kotlin	2019-02-01 17:46:59
2	Phường Lên	939	Kotlin	2020-02-17 01:40:43
3	Jacob Huebner	946	Kotlin	2022-02-14 06:53:22
4	Didrik Jonassen	1004	Kotlin	2018-10-13 16:21:57

#	User	Length	Language	Date
1	Ingemar Ragnemalm	2554	Pascal	2019-10-01 09:43:54

#	User	Length	Language	Date
1	Jonas Lindenskov Nielsen	1788	PHP	2019-09-08 21:39:26

#	User	Length	Language	Date
1	Andriy Zyevakov	1322	Prolog	2019-05-22 08:22:10

#	User	Length	Language	Date
1	Eoin Davey	333	Python 2	2018-11-05 20:38:43
2	Wang Zhi Jian	389	Python 2	2019-05-09 09:31:59
3	Måns Magnusson	402	Python 2	2018-10-07 21:26:29
4	Maj Stenmark	402	Python 2	2018-10-08 20:24:00
5	David Wärn	412	Python 2	2018-10-14 21:15:18
6	Sean Purcell	423	Python 2	2018-10-14 21:14:58
7	Jesper Öqvist	440	Python 2	2018-10-06 17:46:57
8	Aarav Singh	440	Python 2	2018-11-05 03:13:09
9	David Hou	453	Python 2	2018-10-19 02:54:41
10	Björn Martinsson	462	Python 2	2018-10-06 12:09:07

#	User	Length	Language	Date
1	Benjamin Z White	207	Python 3	2023-05-01 01:23:03
2	Artur Khuziakhmetov	302	Python 3	2025-11-06 11:34:35
3	Thomas Vu	312	Python 3	2018-10-21 03:07:06
4	Zac Friggstad	313	Python 3	2021-08-02 23:42:11
5	Thore Husfeldt	323	Python 3	2019-09-06 14:44:44
6	Nicholas Russell Saerang	338	Python 3	2023-03-24 13:34:43
7	Gerth Stølting Brodal	342	Python 3	2018-10-06 20:50:49
8	Matthew Bannock	348	Python 3	2023-09-29 13:17:26
9	Bernhard Kartefla	350	Python 3	2018-10-06 17:31:26
10	Unnar Freyr Erlendsson	350	Python 3	2018-10-06 19:07:30

#	User	Length	Language	Date
1	Casper Christensen	382	Ruby	2018-10-11 17:53:56
2	Hidden user	386	Ruby	2019-05-28 01:11:13

#	User	Length	Language	Date
1	Mathias Svensson	1810	Rust	2019-09-21 00:30:28
2	Daniel Anker Hermansen	27662	Rust	2023-09-30 22:07:51

Solution running time distribution