Problem A
Parking — Problem Statistics

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Submissions	4661
Accepted submissions	2869
Submission ratio	61.55%
Authors	2802
Full solves [?]	2598
Full solve Ratio	92.72%

#	User	Runtime	Language	Date
1	Sebastian Banert	0.00 s	Ada	2024-10-20 12:56:11

#	User	Runtime	Language	Date
1	Danny Robinson	0.01 s	Bash	2023-10-27 19:49:13

#	User	Runtime	Language	Date
1	masosz	0.02 s	C#	2015-02-13 10:29:28
2	Matija Pestotnik	0.02 s	C#	2015-02-22 15:53:16
3	Charlie Forsberg Hedberg	0.02 s	C#	2015-07-07 13:37:53
4	Mads Storm Hansen	0.02 s	C#	2015-07-18 12:08:27
5	Niklas Huss	0.02 s	C#	2015-08-14 10:21:15
6	Youenn Bouglouan	0.02 s	C#	2015-10-02 21:55:55
7	Hidden user	0.02 s	C#	2015-10-03 02:27:06
8	Greg Roderick	0.02 s	C#	2015-10-03 05:11:05
9	Jens Mossig	0.02 s	C#	2015-10-27 14:35:20
10	Khin Nyunt	0.02 s	C#	2016-05-15 11:26:43

#	User	Runtime	Language	Date
1	Leslie Yip	0.00 s	COBOL	2022-10-02 05:14:40

#	User	Runtime	Language	Date
1	David Cawthon	0.02 s	Common Lisp	2019-04-18 03:45:25

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	0.05 s	F#	2022-11-16 20:13:55

#	User	Runtime	Language	Date
1	Thomas	0.00 s	Go	2024-01-11 03:49:47
2	Chris Vilches	0.00 s	Go	2024-08-16 14:33:47
3	Matthias Doepmann	0.00 s	Go	2025-04-13 12:03:29
4	Ola Dahl	0.02 s	Go	2022-11-03 19:20:37
5	Wojtek Bednarzak	0.07 s	Go	2018-07-11 20:37:31
6	Conor McGovern	0.07 s	Go	2019-03-09 19:58:07
7	dick move	0.07 s	Go	2021-06-05 08:20:47
8	Ian Howell	0.08 s	Go	2016-06-14 03:02:42
9	Norbert Voelker	0.08 s	Go	2021-03-31 22:49:01
10	Lars Pettersson	0.09 s	Go	2016-03-14 15:50:42

#	User	Runtime	Language	Date
1	Hidden user	0.04 s	Java	2026-01-18 00:49:38
2	Jens Ståhl	0.05 s	Java	2014-05-08 17:19:32
3	Wilbur Yang	0.05 s	Java	2015-03-29 01:14:16
4	Mattias Hägglund	0.05 s	Java	2015-04-18 12:49:23
5	Nathaniel Lahn	0.05 s	Java	2015-08-28 01:57:49
6	Łukasz Antkowiak	0.05 s	Java	2015-09-13 20:25:07
7	Dennis Ang	0.05 s	Java	2015-09-23 06:51:26
8	Ben Smith	0.05 s	Java	2015-10-01 05:27:32
9	Pål Forsberg	0.05 s	Java	2015-10-03 16:34:27
10	Nick Wu	0.05 s	Java	2015-10-07 08:50:42

#	User	Runtime	Language	Date
1	Rosh Mizoory	0.04 s	JavaScript (Node.js)	2025-03-29 02:25:14
2	Zwei Bekrea	0.04 s	JavaScript (Node.js)	2025-04-04 00:04:55
3	Hidden user	0.05 s	JavaScript (Node.js)	2018-10-01 09:28:36
4	Hidden user	0.05 s	JavaScript (Node.js)	2023-11-23 07:04:18
5	Spiros Kalamaris	0.09 s	JavaScript (Node.js)	2023-03-17 12:32:57
6	Christina Konstantinidou	0.09 s	JavaScript (Node.js)	2023-03-17 13:07:48
7	Hidden user	0.40 s	JavaScript (Node.js)	2019-08-09 05:49:48
8	Andoko Chandra	0.42 s	JavaScript (Node.js)	2020-10-11 16:27:02
9	Chris Wong	0.42 s	JavaScript (Node.js)	2021-03-04 02:25:25
10	Khin Nyunt	0.42 s	JavaScript (Node.js)	2021-11-27 16:48:03

#	User	Runtime	Language	Date
1	Peter Kedemo	0.01 s	JavaScript (SpiderMonkey)	2015-12-21 17:34:02
2	Bjørn Chr. Soltvedt	0.01 s	JavaScript (SpiderMonkey)	2016-02-03 00:03:57
3	Hidden user	0.01 s	JavaScript (SpiderMonkey)	2016-08-03 05:40:03
4	Hà Minh Ngọc	0.01 s	JavaScript (SpiderMonkey)	2016-08-03 05:52:51
5	Ionel Hindorean	0.01 s	JavaScript (SpiderMonkey)	2016-11-29 12:05:49
6	Alan Delaney	0.01 s	JavaScript (SpiderMonkey)	2017-04-07 03:31:41
7	Peter Menyes	0.01 s	JavaScript (SpiderMonkey)	2017-08-17 16:19:33
8	El Houcine Ait M'hamed	0.01 s	JavaScript (SpiderMonkey)	2017-09-20 23:39:40
9	Nicklas Utgaard	0.01 s	JavaScript (SpiderMonkey)	2017-12-29 18:37:01
10	Robin Livesey	0.01 s	JavaScript (SpiderMonkey)	2018-05-05 11:14:14

#	User	Runtime	Language	Date
1	Timothy Gaede	0.72 s	Julia	2024-04-07 06:04:01
2	Danny Robinson	0.82 s	Julia	2023-10-27 19:38:06

#	User	Runtime	Language	Date
1	Jacob Huebner	0.13 s	Kotlin	2022-03-03 09:11:21
2	Kelly Dance	0.17 s	Kotlin	2022-10-14 00:55:41
3	Antony Mwangi	0.18 s	Kotlin	2019-06-23 21:25:18
4	Neil Harmon	0.19 s	Kotlin	2019-04-09 12:45:29
5	Dayan Ruben Gonzalez	0.19 s	Kotlin	2020-10-05 03:46:04
6	Magnus Wass	0.19 s	Kotlin	2020-12-22 00:13:06
7	Jakob Ström	0.20 s	Kotlin	2017-10-05 21:19:20
8	Phường Lên	0.20 s	Kotlin	2020-02-02 06:24:29
9	Adam Rankin	0.20 s	Kotlin	2023-04-23 01:12:30
10	Karl Johan Heimark	0.20 s	Kotlin	2024-01-25 20:18:05

#	User	Runtime	Language	Date
1	Peter Hairatidis	0.00 s	Lua	2025-10-14 23:16:04

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.00 s	Pascal	2017-09-17 09:51:56

#	User	Runtime	Language	Date
1	Steven D. Wilson	0.01 s	PHP	2016-03-28 05:31:02
2	Jeff Cashion	0.01 s	PHP	2018-04-25 21:53:12
3	Philippe Hubert	0.01 s	PHP	2023-12-31 12:11:04

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.01 s	Prolog	2016-03-03 16:05:29
2	Hadi Qovaizi	0.01 s	Prolog	2016-04-28 20:08:02

#	User	Runtime	Language	Date
1	Daniel Palmqvist	0.02 s	Python 2	2015-02-15 16:33:41
2	Hidden user	0.02 s	Python 2	2015-02-27 17:00:58
3	Kristmundur Agust	0.02 s	Python 2	2015-03-11 18:50:14
4	Christofer Ohlsson	0.02 s	Python 2	2015-03-30 20:40:56
5	Halvor Lund	0.02 s	Python 2	2015-04-24 21:29:03
6	Erik Odenman	0.02 s	Python 2	2015-05-10 21:23:54
7	Arne Tobias Malkenes Ødegaard	0.02 s	Python 2	2015-09-17 19:17:27
8	Snild Dolkow	0.02 s	Python 2	2015-10-04 12:02:10
9	Hans Rusten	0.02 s	Python 2	2015-10-20 14:25:43
10	Asger Hautop Drewsen	0.02 s	Python 2	2015-11-03 21:51:18

#	User	Runtime	Language	Date
1	Hidden user	0.02 s	Python 3	2014-11-26 01:43:24
2	Martin Stensgård	0.02 s	Python 3	2015-03-14 23:49:26
3	Nils Gustafsson	0.02 s	Python 3	2015-03-29 22:53:21
4	Brian Harrington	0.02 s	Python 3	2015-04-16 18:27:10
5	James Elías Sigurðarson	0.02 s	Python 3	2015-05-31 00:31:32
6	Johannes Agestam	0.02 s	Python 3	2015-06-16 12:16:18
7	Emil Riis Hansen	0.02 s	Python 3	2015-10-15 22:02:18
8	Frederik Højholt	0.02 s	Python 3	2015-10-17 18:09:13
9	曾威凱	0.02 s	Python 3	2015-11-06 13:03:04
10	Wayne	0.02 s	Python 3	2016-01-28 13:17:48

#	User	Runtime	Language	Date
1	Casper Christensen	0.03 s	Ruby	2016-02-12 20:05:58
2	Lasse Berglund	0.03 s	Ruby	2016-03-31 08:38:54
3	Erik Rydbert	0.03 s	Ruby	2016-08-04 11:50:40
4	Hidden user	0.03 s	Ruby	2016-08-13 09:03:57
5	Kevin Suwala	0.03 s	Ruby	2017-01-14 23:55:23
6	Love Engman	0.03 s	Ruby	2017-04-08 16:49:05
7	Nicholas Adelizi	0.03 s	Ruby	2018-03-31 00:23:03
8	Paul Vinell	0.04 s	Ruby	2018-05-05 12:15:01
9	Daniel Harder	0.04 s	Ruby	2018-09-01 03:46:01
10	Hidden user	0.04 s	Ruby	2019-05-08 12:36:58

#	User	Length	Language	Date
1	Sebastian Banert	661	Ada	2024-10-20 12:56:11

#	User	Length	Language	Date
1	Danny Robinson	86	Bash	2023-10-27 19:49:13

#	User	Length	Language	Date
1	a_b__c	306	C	2021-02-02 18:02:48
2	Ankeet Parikh	377	C	2017-04-07 02:26:56
3	官毓韋	410	C	2018-06-10 10:30:23
4	Ehsan Shoja	416	C	2018-09-10 16:38:04
5	Mehdi ElAlaoui	463	C	2016-11-02 16:42:14
6	Mohamed Outidrarine	463	C	2017-09-04 15:32:51
7	Velvet	463	C	2020-11-18 09:50:31
8	Martin Wass	469	C	2017-11-13 20:24:13
9	Rick van Rheenen	483	C	2016-02-28 16:57:36
10	Amy Hsiao	483	C	2017-08-02 13:28:31

#	User	Length	Language	Date
1	Marek Bina	538	C#	2019-02-15 20:11:47
2	李陆屿	647	C#	2019-04-24 20:40:31
3	Kunwei Zhang	659	C#	2018-02-09 04:27:34
4	Linus Jarbo	737	C#	2017-04-28 10:44:42
5	Göran Andersson	812	C#	2022-05-24 16:20:39
6	Michael Damsgaard	847	C#	2024-12-01 04:19:13
7	Brian Scott	894	C#	2017-08-24 00:07:24
8	Jens Mossig	1040	C#	2015-10-27 14:35:20
9	Jason Peng	1054	C#	2025-04-27 21:07:17
10	Brennen Shaughnessy	1068	C#	2018-09-26 01:34:27

#	User	Length	Language	Date
1	Frans Meulenbroeks	191	C++	2024-10-04 17:51:32
2	Hidden user	314	C++	2020-02-29 21:43:02
3	William Gan	315	C++	2017-07-09 16:41:50
4	Herman Karlsson	321	C++	2015-10-04 13:47:54
5	Mircea D. Brasoveanu	329	C++	2019-04-14 09:43:08
6	Oskar Haarklou Veileborg	332	C++	2015-11-09 00:03:17
7	Mălina Diaconescu	333	C++	2019-11-11 20:17:27
8	Daniel Du	334	C++	2015-04-03 09:18:46
9	Fajar Yuda Apriliano	335	C++	2018-10-17 12:55:27
10	Imax Blue	340	C++	2017-02-03 23:16:07

#	User	Length	Language	Date
1	Leslie Yip	1467	COBOL	2022-10-02 05:14:40

#	User	Length	Language	Date
1	David Cawthon	1396	Common Lisp	2019-04-18 03:45:25

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	1004	F#	2022-11-16 20:13:55

#	User	Length	Language	Date
1	dick move	370	Go	2021-06-05 08:20:47
2	Conor McGovern	431	Go	2019-03-09 19:58:07
3	Ian Howell	443	Go	2016-06-14 03:02:42
4	Wojtek Bednarzak	543	Go	2018-07-11 20:37:31
5	Lars Pettersson	585	Go	2016-03-14 15:50:42
6	Chris Vilches	648	Go	2024-08-31 12:11:26
7	Aleksandar Vorkapic	785	Go	2018-03-25 13:51:52
8	Norbert Voelker	964	Go	2021-03-31 22:49:01
9	Thomas	1020	Go	2024-01-11 03:49:47
10	Ola Dahl	1376	Go	2022-11-03 19:20:37

#	User	Length	Language	Date
1	David Wärn	346	Haskell	2015-10-09 12:33:34
2	Peter Deal	400	Haskell	2016-05-10 05:02:21
3	Sondre Lunde	510	Haskell	2024-07-31 16:01:09
4	Steinar Simonnes	623	Haskell	2024-05-14 20:38:28
5	Hidden user	647	Haskell	2019-08-14 15:03:24
6	Caleb Surovik	734	Haskell	2021-07-13 04:11:19
7	Håkon Flatval	797	Haskell	2018-08-15 23:46:40
8	Aurélien Pepin	872	Haskell	2019-08-22 17:12:10
9	Johan Meier	880	Haskell	2016-12-06 15:53:35
10	Lieven Marchand	884	Haskell	2017-09-08 14:08:32

#	User	Length	Language	Date
1	Dong Lee	464	Java	2018-09-21 01:50:56
2	Mamoun Shaban	479	Java	2022-11-03 17:38:17
3	Phan Huỳnh Anh Thư	487	Java	2023-11-19 18:45:54
4	Berrydal Moshe	489	Java	2022-10-18 23:18:19
5	Minh Nguyen Dai	489	Java	2023-11-19 14:53:11
6	Linh Nguyen Truc	489	Java	2023-11-20 21:06:25
7	Nghi Phan Khanh	489	Java	2023-11-21 18:51:09
8	Nick Rogers	490	Java	2023-11-21 09:56:27
9	Amr Khamis	501	Java	2018-04-25 12:21:46
10	David Koval	504	Java	2016-03-19 09:21:09

#	User	Length	Language	Date
1	Chris Wong	694	JavaScript (Node.js)	2021-03-04 02:25:25
2	Hidden user	724	JavaScript (Node.js)	2023-11-23 07:04:18
3	Howard Tin Chi Chan	728	JavaScript (Node.js)	2022-01-11 18:22:42
4	Rosh Mizoory	789	JavaScript (Node.js)	2025-03-29 02:25:14
5	Hovhannes Kantuni	841	JavaScript (Node.js)	2021-04-19 22:32:57
6	Hidden user	876	JavaScript (Node.js)	2019-08-09 05:49:48
7	Khin Nyunt	1245	JavaScript (Node.js)	2021-11-27 16:48:03
8	Andoko Chandra	1313	JavaScript (Node.js)	2020-10-11 16:27:02
9	Christina Konstantinidou	1552	JavaScript (Node.js)	2023-03-17 13:07:48
10	Hidden user	1672	JavaScript (Node.js)	2018-10-01 09:28:36

#	User	Length	Language	Date
1	Jimmy Gustafsson	209	JavaScript (SpiderMonkey)	2024-07-24 23:36:32
2	Christian Pilegaard Cederquist	561	JavaScript (SpiderMonkey)	2023-02-22 13:08:39
3	Peter Kedemo	562	JavaScript (SpiderMonkey)	2015-12-21 17:34:02
4	Peter Menyes	564	JavaScript (SpiderMonkey)	2017-08-17 16:19:33
5	Bjørn Chr. Soltvedt	586	JavaScript (SpiderMonkey)	2016-02-03 00:03:57
6	Hidden user	667	JavaScript (SpiderMonkey)	2016-08-03 05:40:03
7	Hà Minh Ngọc	667	JavaScript (SpiderMonkey)	2016-08-03 05:52:51
8	Casey Smith	851	JavaScript (SpiderMonkey)	2019-05-28 22:45:46
9	Nicklas Utgaard	901	JavaScript (SpiderMonkey)	2017-12-29 18:37:01
10	Robin Livesey	928	JavaScript (SpiderMonkey)	2018-05-05 11:14:14

#	User	Length	Language	Date
1	Danny Robinson	133	Julia	2023-10-27 19:38:06
2	Timothy Gaede	2271	Julia	2024-04-07 06:04:01

#	User	Length	Language	Date
1	Kelly Dance	458	Kotlin	2022-10-14 00:55:41
2	Magnus Tønnessen	480	Kotlin	2024-08-22 13:25:12
3	Magnus Wass	521	Kotlin	2020-12-22 00:13:06
4	Karl Johan Heimark	577	Kotlin	2024-01-25 20:18:05
5	Dayan Ruben Gonzalez	710	Kotlin	2020-10-05 03:46:04
6	Jakob Ström	820	Kotlin	2017-10-05 21:19:20
7	Antony Mwangi	902	Kotlin	2019-06-23 21:25:18
8	Troy Warmboe	1036	Kotlin	2020-02-06 23:22:51
9	Phường Lên	1074	Kotlin	2020-02-02 06:24:29
10	Adam Rankin	1096	Kotlin	2023-04-23 01:12:30

#	User	Length	Language	Date
1	Peter Hairatidis	667	Lua	2025-10-14 23:16:04

#	User	Length	Language	Date
1	Ingemar Ragnemalm	1489	Pascal	2017-09-17 09:51:56

#	User	Length	Language	Date
1	Philippe Hubert	629	PHP	2023-12-31 12:11:04
2	Jeff Cashion	675	PHP	2018-04-25 21:53:12
3	Steven D. Wilson	936	PHP	2016-03-28 05:31:02

#	User	Length	Language	Date
1	Andriy Zyevakov	1554	Prolog	2016-03-03 16:05:29
2	Hadi Qovaizi	15900	Prolog	2016-04-28 20:08:02

#	User	Length	Language	Date
1	Erik Odenman	207	Python 2	2015-05-10 21:23:54
2	Johan Lyts	220	Python 2	2019-06-07 22:21:27
3	Hidden user	222	Python 2	2018-12-19 00:10:05
4	Asger Hautop Drewsen	225	Python 2	2015-11-03 21:51:18
5	Haggai Liu	235	Python 2	2017-01-09 22:18:21
6	Jesper Öqvist	244	Python 2	2018-10-20 10:49:30
7	Fan Zhang	247	Python 2	2017-11-13 22:05:03
8	Justin Su	253	Python 2	2018-09-21 01:51:34
9	Agis Daniels	253	Python 2	2019-12-24 03:50:37
10	Thomas Feld	272	Python 2	2019-08-21 15:45:47

#	User	Length	Language	Date
1	Nguyên Khôi Đỗ	151	Python 3	2025-05-30 19:24:20
2	Thibault Raffaillac	155	Python 3	2024-07-28 12:42:08
3	David Aldenbro	180	Python 3	2025-07-01 11:07:51
4	Vedran Čačić	181	Python 3	2019-01-20 18:47:48
5	Benjamin Z White	188	Python 3	2023-04-02 21:56:58
6	Tai Tze Kin	188	Python 3	2024-05-05 19:23:18
7	Shashank Bhatt	199	Python 3	2024-08-25 00:53:48
8	Christian Lindeström	205	Python 3	2016-09-15 19:44:31
9	Aldo Luna Bueno	205	Python 3	2024-10-23 19:17:09
10	David C.	209	Python 3	2017-11-22 16:12:44

#	User	Length	Language	Date
1	Thomas Feld	92	Ruby	2023-05-24 15:42:55
2	Russell Ng	112	Ruby	2025-06-06 08:05:04
3	Nicholas Adelizi	300	Ruby	2018-03-31 00:23:03
4	Hidden user	301	Ruby	2019-05-08 12:36:58
5	Love Engman	365	Ruby	2017-04-08 16:49:05
6	Casper Christensen	398	Ruby	2016-02-12 20:05:58
7	Lasse Berglund	435	Ruby	2016-03-31 08:38:54
8	Paul Vinell	435	Ruby	2018-05-05 12:15:01
9	Daniel Harder	437	Ruby	2018-09-01 03:46:01
10	Kevin Suwala	474	Ruby	2017-01-14 23:55:23

#	User	Length	Language	Date
1	Vincent Lagerros	500	Rust	2025-06-12 15:22:01
2	Kok Dith	761	Rust	2021-08-16 04:20:02
3	Pankajkumar Patro	786	Rust	2024-09-28 15:18:46
4	Hidden user	964	Rust	2023-10-27 16:57:47
5	David Rasch	994	Rust	2021-04-08 09:15:37
6	Isak Jägberg	1238	Rust	2019-04-20 20:42:25
7	Eric Pinter	1295	Rust	2021-05-30 03:05:03
8	Akemi Izuko	1343	Rust	2023-09-07 00:13:18
9	Hidden user	1346	Rust	2021-02-21 12:09:32
10	Bas Dirks	1470	Rust	2022-01-07 16:15:24

Solution running time distribution