Problem A
Planetaris — Problem Statistics

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Submissions	2928
Accepted submissions	1314
Submission ratio	44.88%
Authors	996
Full solves [?]	933
Full solve Ratio	93.67%

#	User	Runtime	Language	Date
1	Bergur Snorrason	0.00 s	C	2021-10-10 00:36:41
2	Þórður Agust	0.01 s	C	2019-04-10 18:45:55
3	Sveinn Máni Jónsson	0.01 s	C	2021-02-01 00:43:38
4	Viktor Bello Thomsen	0.01 s	C	2021-09-04 01:18:57
5	G. Cek	0.01 s	C	2024-09-24 16:40:32
6	Mirel Cosulschi	0.01 s	C	2025-01-18 23:04:01
7	Samuel Neisewander	0.01 s	C	2025-08-29 01:18:38
8	Sambit Palit	0.02 s	C	2020-10-10 22:25:13
9	Hrafnkell Sigurðarson	0.02 s	C	2021-02-03 17:20:12
10	Tim Poulsen	0.02 s	C	2021-09-03 14:39:19

#	User	Runtime	Language	Date
1	Merih Bora Poçan	0.06 s	C#	2020-10-03 14:27:54
2	Leander Nedergaard Jensen	0.06 s	C#	2021-07-15 12:28:08
3	Adam Grady	0.06 s	C#	2021-09-04 00:23:52
4	Mikael Fiala-Lundström	0.06 s	C#	2021-10-17 23:47:48
5	Nathan Andrews	0.07 s	C#	2024-08-30 23:06:06
6	Jan Matthiessen	0.08 s	C#	2020-09-04 09:22:51

#	User	Runtime	Language	Date
1	Eyleifur Bjarkason	0.01 s	C++	2019-04-10 17:32:21
2	Ásmundur Óskar Ásmundsson	0.01 s	C++	2019-04-10 17:53:29
3	Hidden user	0.01 s	C++	2019-04-10 18:13:28
4	Árni Freyr Magnússon	0.01 s	C++	2019-04-10 18:31:10
5	Atli Fannar Franklín	0.01 s	C++	2019-04-13 19:07:00
6	Marín McGinley	0.01 s	C++	2019-04-13 22:05:13
7	Theo Ebenhoech	0.01 s	C++	2019-04-14 09:01:20
8	Wang Zhi Jian	0.01 s	C++	2019-04-16 08:49:29
9	Jaynicka Arrieta	0.01 s	C++	2019-04-17 05:25:26
10	Bernhard Kartefla	0.01 s	C++	2019-04-17 20:12:38

#	User	Runtime	Language	Date
1	Ari Páll Agnarsson	0.06 s	Common Lisp	2021-01-28 02:24:17
2	Hidden user	0.07 s	Common Lisp	2019-06-27 18:07:03

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	0.09 s	F#	2023-01-16 22:15:37

#	User	Runtime	Language	Date
1	Norbert Voelker	0.02 s	Go	2021-07-28 20:20:16
2	Andriy Zyevakov	0.05 s	Go	2019-06-29 15:57:40

#	User	Runtime	Language	Date
1	Steinar Simonnes	0.03 s	Haskell	2024-03-30 12:20:11
2	Zach Tschetter	0.20 s	Haskell	2021-09-04 02:20:04
3	Hidden user	0.21 s	Haskell	2019-08-31 21:36:35
4	Joshua Coward	0.21 s	Haskell	2022-02-17 05:31:19
5	Hidden user	0.21 s	Haskell	2022-12-26 14:45:50
6	Bjarki Baldursson Harksen	0.22 s	Haskell	2021-01-27 13:44:01
7	Matthew Lutze	0.23 s	Haskell	2021-02-23 09:54:42

#	User	Runtime	Language	Date
1	Guangyi Zhou	0.06 s	Java	2025-02-08 18:22:45
2	Sven Rönnbäck	0.07 s	Java	2024-04-02 19:53:15
3	Samuel Klingström	0.12 s	Java	2020-08-18 23:54:21
4	Andreas Guldborg Hansen	0.12 s	Java	2021-11-04 21:53:18
5	Ahmad Barhamje	0.14 s	Java	2024-03-31 17:24:34
6	Liam Keliher	0.16 s	Java	2020-06-03 16:03:00
7	Lim Ting Kai	0.19 s	Java	2023-02-05 18:14:29
8	Igor Trúchlik	0.20 s	Java	2020-06-16 16:16:25
9	Åke Wettergren	0.20 s	Java	2021-09-04 10:34:44
10	Malte Larsson	0.20 s	Java	2021-09-04 12:20:34

#	User	Runtime	Language	Date
1	Sander Hellesø	0.09 s	JavaScript (Node.js)	2019-05-01 05:35:07
2	Hassan Mango	0.11 s	JavaScript (Node.js)	2024-03-30 07:25:51

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.04 s	JavaScript (SpiderMonkey)	2019-04-16 11:10:33
2	Christian Pilegaard Cederquist	0.04 s	JavaScript (SpiderMonkey)	2023-03-30 13:34:37
3	Jimmy Gustafsson	0.05 s	JavaScript (SpiderMonkey)	2024-08-22 22:33:17

#	User	Runtime	Language	Date
1	Timothy Gaede	0.55 s	Julia	2024-06-16 07:37:15

#	User	Runtime	Language	Date
1	Hidden user	0.37 s	Kotlin	2020-02-24 02:03:34
2	Phường Lên	0.39 s	Kotlin	2020-02-10 01:11:38
3	Martijn Muijsers	0.44 s	Kotlin	2024-07-05 11:41:55
4	Adam Rankin	0.49 s	Kotlin	2023-05-03 07:40:03
5	Bradley Richards	0.52 s	Kotlin	2023-03-08 10:05:34
6	Paul McBurney	0.52 s	Kotlin	2025-08-28 23:21:06
7	Paul McBurney	0.52 s	Kotlin	2025-08-29 02:08:07
8	Neil Harmon	0.81 s	Kotlin	2019-09-03 14:50:34

#	User	Runtime	Language	Date
1	Óðinn Ágústsson	0.06 s	Lua	2025-01-30 13:43:35
2	Joseph Chau	0.07 s	Lua	2024-01-26 22:23:50

#	User	Runtime	Language	Date
1	Lars Åström	0.03 s	OCaml	2020-03-20 15:53:13
2	Thiabaud Engelbrecht	0.04 s	OCaml	2019-05-17 05:55:34
3	Robin Björklin	0.04 s	OCaml	2020-09-12 07:54:55

#	User	Runtime	Language	Date
1	Renate Fiala-Lundström	0.09 s	PHP	2023-11-11 16:51:17

#	User	Runtime	Language	Date
1	Sigurður Jens Albertsson	0.05 s	Python 2	2019-04-17 01:44:52
2	Måns Magnusson	0.05 s	Python 2	2019-05-30 17:23:48
3	Jesper Öqvist	0.05 s	Python 2	2019-08-10 04:00:06
4	Guan Yang Ze	0.05 s	Python 2	2019-09-27 10:26:41
5	Thomas Feld	0.05 s	Python 2	2019-10-01 11:06:52
6	Ram Basnet	0.05 s	Python 2	2019-11-19 06:19:10
7	Johan Lyts	0.05 s	Python 2	2020-02-29 21:38:47
8	Andreas Björklund	0.09 s	Python 2	2021-09-05 16:27:21

#	User	Runtime	Language	Date
1	Tobias Bessler	0.06 s	Python 3	2024-08-28 00:48:24
2	Matthew Mar	0.06 s	Python 3	2024-08-30 23:57:34
3	Rajul Srivastava	0.06 s	Python 3	2024-08-31 11:43:39
4	Jón Atli Guðmundsson	0.06 s	Python 3	2024-09-09 17:51:52
5	Lovísa Baldvinsdóttir	0.06 s	Python 3	2024-09-10 23:16:56
6	Arjuna Bazaz	0.06 s	Python 3	2024-09-11 00:28:21
7	Barrett Ruth	0.06 s	Python 3	2024-09-11 00:29:36
8	Alex Yung	0.06 s	Python 3	2024-09-11 00:34:09
9	Saahith Janapati	0.06 s	Python 3	2024-09-11 00:50:33
10	Aidan Liu	0.06 s	Python 3	2024-09-11 00:51:19

#	User	Runtime	Language	Date
1	Thomas Feld	0.11 s	Ruby	2023-03-27 15:09:20
2	Christian Pilegaard Cederquist	0.11 s	Ruby	2023-03-30 14:08:03

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.00 s	Rust	2025-05-25 20:49:30
2	Robin Björklin	0.01 s	Rust	2019-05-13 03:06:35
3	Klas af Geijerstam	0.01 s	Rust	2020-01-16 09:46:20
4	Jakub Jagiello	0.01 s	Rust	2020-01-16 15:01:45
5	Isak Jägberg	0.01 s	Rust	2020-08-01 22:40:31
6	Adam Grady	0.01 s	Rust	2021-09-06 22:51:29
7	Bas Dirks	0.01 s	Rust	2022-01-18 21:20:00
8	Bjarni Haukur Bjarnason	0.01 s	Rust	2022-01-24 15:14:05
9	Jakob Hansen	0.01 s	Rust	2022-10-11 21:43:52
10	David Rasch	0.01 s	Rust	2022-10-13 14:12:05

#	User	Runtime	Language	Date
1	Olle Lundmark	0.01 s	Zig	2024-11-06 15:33:00
2	Jon Leijon	0.01 s	Zig	2024-11-06 15:52:13
3	Tobias Konradsson	0.61 s	Zig	2024-11-06 15:22:11
4	Buster Hultgren Wärn	0.62 s	Zig	2024-11-06 08:17:57
5	Henrik Johansson	0.62 s	Zig	2024-11-06 15:14:48

#	User	Length	Language	Date
1	Mirel Cosulschi	406	C	2025-01-18 23:04:01
2	Bergur Snorrason	411	C	2022-02-02 11:42:11
3	Nicolaj Valsted	456	C	2021-09-09 11:02:18
4	Sveinn Máni Jónsson	490	C	2021-02-01 00:43:38
5	Tim Poulsen	496	C	2021-09-03 14:39:19
6	Viktor Bello Thomsen	511	C	2021-09-04 01:18:57
7	G. Cek	578	C	2024-09-24 16:40:32
8	Naveen Kumar S	619	C	2025-04-17 15:47:03
9	Hrafnkell Sigurðarson	704	C	2021-02-03 17:20:12
10	Jeviczki Jane	704	C	2025-11-25 01:12:43

#	User	Length	Language	Date
1	Nathan Andrews	542	C#	2024-08-30 23:06:06
2	Adam Grady	817	C#	2021-09-04 00:28:44
3	Merih Bora Poçan	955	C#	2020-10-03 14:27:54
4	Mikael Fiala-Lundström	1465	C#	2021-10-17 22:52:42
5	Leander Nedergaard Jensen	2086	C#	2021-07-15 12:28:08
6	Jan Matthiessen	2687	C#	2020-09-04 09:22:51

#	User	Length	Language	Date
1	Ernest Ng Zi Xuan	157	C++	2022-12-07 02:18:50
2	Jón Atli Guðmundsson	229	C++	2024-09-09 18:34:04
3	Simone Moretti	256	C++	2019-11-09 11:16:19
4	Lee Zheng Han	262	C++	2022-12-06 19:09:35
5	Andres Leonel Juarez Careaga	267	C++	2020-10-17 22:26:19
6	Mihai Talu	274	C++	2021-03-03 07:30:22
7	Evan Michael Bailey	283	C++	2023-04-20 02:44:27
8	Guðjón Helgi Auðunsson	292	C++	2020-01-22 10:10:46
9	Markus Mathiasen	297	C++	2022-08-24 10:38:17
10	Arnar Bjarni Arnarson	299	C++	2024-09-13 14:55:34

#	User	Length	Language	Date
1	Hidden user	411	Common Lisp	2019-06-27 17:10:23
2	Ari Páll Agnarsson	1945	Common Lisp	2021-01-28 02:24:17

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	425	F#	2023-01-16 22:15:37

#	User	Length	Language	Date
1	Andriy Zyevakov	578	Go	2019-06-29 15:57:40
2	Norbert Voelker	713	Go	2021-07-28 20:20:16

#	User	Length	Language	Date
1	Joshua Coward	191	Haskell	2022-02-17 05:31:19
2	Bjarki Baldursson Harksen	229	Haskell	2021-01-27 13:44:01
3	Zach Tschetter	229	Haskell	2021-09-04 02:20:04
4	Hidden user	281	Haskell	2022-12-26 14:45:50
5	Matthew Lutze	480	Haskell	2021-02-23 09:54:42
6	Steinar Simonnes	546	Haskell	2024-03-30 12:20:11
7	Hidden user	3442	Haskell	2019-08-31 21:36:35

#	User	Length	Language	Date
1	Jason Liu	411	Java	2023-09-04 04:00:38
2	Miorel Palii	457	Java	2022-03-03 10:30:28
3	Thomas Anung Basuki	469	Java	2025-12-19 09:45:30
4	Eric Leow Yu Quan	478	Java	2020-12-30 11:55:56
5	Andri Freyr	515	Java	2019-08-04 15:48:49
6	Benjamin Wolcott	523	Java	2024-09-11 00:37:12
7	Doug Goodman	541	Java	2019-08-02 23:28:14
8	Einar Þór Ívarsson	561	Java	2020-01-21 10:07:23
9	Justin Yang	562	Java	2022-12-20 20:58:40
10	Marshall D Feng	571	Java	2022-03-27 04:05:06

#	User	Length	Language	Date
1	Hassan Mango	528	JavaScript (Node.js)	2024-03-30 07:25:51
2	Sander Hellesø	766	JavaScript (Node.js)	2019-05-01 05:37:04

#	User	Length	Language	Date
1	Jimmy Gustafsson	106	JavaScript (SpiderMonkey)	2024-08-22 22:33:17
2	Bjørn Chr. Soltvedt	201	JavaScript (SpiderMonkey)	2024-06-28 17:24:28
3	Christian Pilegaard Cederquist	257	JavaScript (SpiderMonkey)	2023-03-30 13:54:51

#	User	Length	Language	Date
1	Timothy Gaede	379	Julia	2024-06-16 07:37:15

#	User	Length	Language	Date
1	Paul McBurney	329	Kotlin	2025-08-28 23:21:06
2	Paul McBurney	329	Kotlin	2025-08-29 02:08:07
3	Adam Rankin	375	Kotlin	2023-10-22 19:01:32
4	Bradley Richards	417	Kotlin	2023-03-08 10:02:07
5	Phường Lên	435	Kotlin	2020-02-10 01:14:05
6	Martijn Muijsers	640	Kotlin	2024-07-05 11:41:55
7	Hidden user	815	Kotlin	2020-02-24 02:03:34
8	Neil Harmon	870	Kotlin	2019-09-03 14:50:34

#	User	Length	Language	Date
1	Óðinn Ágústsson	344	Lua	2025-01-30 13:43:35
2	Joseph Chau	346	Lua	2024-01-26 22:23:50

#	User	Length	Language	Date
1	Thiabaud Engelbrecht	450	OCaml	2019-05-17 05:57:13
2	Lars Åström	508	OCaml	2020-03-20 15:53:13
3	Robin Björklin	726	OCaml	2020-09-12 07:29:26

#	User	Length	Language	Date
1	Renate Fiala-Lundström	236	PHP	2023-11-11 16:51:17

#	User	Length	Language	Date
1	Thomas Feld	140	Python 2	2019-10-01 11:06:52
2	Jesper Öqvist	190	Python 2	2019-08-10 04:00:06
3	Måns Magnusson	192	Python 2	2019-05-30 17:23:48
4	Sigurður Jens Albertsson	193	Python 2	2019-04-17 01:44:52
5	Guan Yang Ze	201	Python 2	2019-09-27 10:26:41
6	Johan Lyts	203	Python 2	2020-02-29 21:38:47
7	Andreas Björklund	203	Python 2	2021-09-05 16:27:21
8	Ram Basnet	408	Python 2	2019-11-19 06:19:10

#	User	Length	Language	Date
1	Benjamin Z White	99	Python 3	2023-05-09 20:26:35
2	Ahmed Chamseddine	105	Python 3	2024-08-19 10:43:31
3	David Aldenbro	109	Python 3	2025-08-24 11:32:43
4	Farzam Abrishami	113	Python 3	2025-04-23 23:05:54
5	Thibault Raffaillac	122	Python 3	2024-08-03 12:15:06
6	Jón Atli Guðmundsson	122	Python 3	2024-09-09 19:02:49
7	Noah Hessen Bjerke	126	Python 3	2024-03-26 01:15:20
8	Si Jie Tan	128	Python 3	2026-01-12 13:22:58
9	Kelly Dance	129	Python 3	2023-04-20 02:37:14
10	Harry Zhang	130	Python 3	2023-03-23 22:47:39

#	User	Length	Language	Date
1	Thomas Feld	54	Ruby	2023-03-27 15:11:56
2	Christian Pilegaard Cederquist	200	Ruby	2023-03-30 14:08:03

#	User	Length	Language	Date
1	Klas af Geijerstam	551	Rust	2020-01-16 09:46:20
2	Adam Grady	597	Rust	2021-09-06 22:51:29
3	Bjarni Haukur Bjarnason	598	Rust	2022-01-24 15:14:05
4	David Rasch	616	Rust	2022-10-13 14:12:05
5	Pankajkumar Patro	620	Rust	2025-11-10 14:19:55
6	Jakub Jagiello	683	Rust	2020-01-16 15:01:45
7	Bas Dirks	705	Rust	2022-01-18 21:20:00
8	Jakob Hansen	853	Rust	2022-10-11 21:43:52
9	Robin Björklin	889	Rust	2019-05-13 03:06:35
10	Kalle Vigren	1095	Rust	2024-11-20 13:07:06

#	User	Length	Language	Date
1	Olle Lundmark	3183	Zig	2024-11-06 15:33:00
2	Henrik Johansson	3327	Zig	2024-11-06 15:14:48
3	Buster Hultgren Wärn	3388	Zig	2024-11-06 08:17:57
4	Tobias Konradsson	3450	Zig	2024-11-06 15:22:11
5	Jon Leijon	3526	Zig	2024-11-06 15:52:13

Solution running time distribution