Problem A
The Triangle Factory — Problem Statistics

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Submissions	2615
Accepted submissions	1245
Submission ratio	47.61%
Authors	1200
Full solves [?]	1166
Full solve Ratio	97.17%

#	User	Score	Language	Date
1	Matzuka	100	APL	2025-03-21 11:50:38

#	User	Score	Language	Date
1	Frans Meulenbroeks	100	Bash	2025-01-19 13:55:26
2	Danny Robinson	100	Bash	2025-01-27 18:08:57
3	Chenzhang Hu	100	Bash	2025-05-29 16:59:42

#	User	Score	Language	Date
1	Derek Chiou	100	Common Lisp	2025-10-20 11:27:22

#	User	Score	Language	Date
1	Magnus Baasch Langkilde	100	Erlang	2025-07-06 11:10:50

#	User	Score	Language	Date
1	Emil Boesgaard Nørbjerg	100	F#	2025-02-07 16:54:37
2	Emil bks	100	F#	2025-02-07 17:13:57
3	Bruno Martinovic	100	F#	2025-02-07 17:47:23
4	Ronas Jacob Coban Olsen	100	F#	2025-02-07 17:48:33

#	User	Score	Language	Date
1	James Church	100	Fortran	2025-09-12 18:20:54

#	User	Score	Language	Date
1	Norbert Voelker	100	Go	2024-12-22 17:26:47
2	Jordan H	100	Go	2025-02-16 19:07:27
3	Yafet Seyoum	100	Go	2025-05-10 17:51:51
4	Jimmy Nejtron	100	Go	2025-07-09 10:27:12
5	Hidden user	100	Go	2025-10-10 20:19:46

#	User	Score	Language	Date
1	Hidden user	100	JavaScript (Node.js)	2025-01-27 06:05:55
2	Medani Mwale	100	JavaScript (Node.js)	2025-04-06 22:36:33
3	Erlend Raa Vågset	100	JavaScript (Node.js)	2025-10-03 11:38:53

#	User	Score	Language	Date
1	Bjørn Chr. Soltvedt	100	JavaScript (SpiderMonkey)	2024-12-10 05:47:57
2	Zach Tschetter	100	JavaScript (SpiderMonkey)	2025-02-01 03:15:49
3	Christian Pilegaard Cederquist	100	JavaScript (SpiderMonkey)	2025-02-04 13:25:59
4	Jimmy Gustafsson	100	JavaScript (SpiderMonkey)	2025-05-13 22:44:26
5	Ben Armstrong	100	JavaScript (SpiderMonkey)	2025-07-01 00:32:28

#	User	Score	Language	Date
1	Danny Robinson	100	Julia	2025-01-27 18:03:41
2	Timothy Gaede	100	Julia	2025-03-20 06:54:29

#	User	Score	Language	Date
1	Hamdanil Rasyid	100	Kotlin	2025-03-31 03:17:48

#	User	Score	Language	Date
1	AP Ljungquist	100	Nim	2025-02-28 17:44:21
2	Alfred Morgan	100	Nim	2025-10-25 22:46:19

#	User	Score	Language	Date
1	Hidden user	100	OCaml	2025-07-23 18:37:57
2	Martha Kosa	100	OCaml	2025-11-06 23:13:10

#	User	Score	Language	Date
1	Hidden user	100	Odin	2025-04-22 05:28:50

#	User	Score	Language	Date
1	Ingemar Ragnemalm	100	Pascal	2025-03-15 18:09:39

#	User	Score	Language	Date
1	J Sotomayor	100	Perl	2025-04-14 04:36:44

#	User	Score	Language	Date
1	Hidden user	100	Python 2	2025-04-15 09:33:21
2	Dujchanok Phahome	100	Python 2	2025-07-14 11:14:51
3	SAKTHIHARI K	100	Python 2	2025-08-27 09:44:01
4	VANI SHREE M	100	Python 2	2025-09-03 19:23:28
5	KALAJAYANTHI M	100	Python 2	2025-09-22 14:28:58
6	TAMIZHARASI K	100	Python 2	2025-10-29 17:25:35
7	Graham Palmer	100	Python 2	2025-11-02 09:43:19

#	User	Score	Language	Date
1	Jinwoo Lee	100	Racket	2025-01-31 03:45:24
2	Angus Gibson	100	Racket	2025-07-15 00:13:48

#	User	Score	Language	Date
1	Thomas Feld	100	Ruby	2025-01-29 09:02:47
2	Tausif Ahmed	100	Ruby	2025-04-01 21:40:13
3	Russell Ng	100	Ruby	2025-05-12 16:39:29
4	Chenzhang Hu	100	Ruby	2025-05-29 17:18:10
5	Miorel Palii	100	Ruby	2025-06-28 16:14:59
6	Þorsteinn Sævar Kristjánsson	100	Ruby	2025-10-09 16:53:26

#	User	Score	Language	Date
1	Ștefan-Iulian Alecu	100	Visual Basic	2025-11-02 06:25:30

#	User	Score	Language	Date
1	Carl Vinggaard	100	Zig	2025-02-28 17:29:16
2	Vilhelm Bergsøe	100	Zig	2025-02-28 18:12:05
3	Frederik Holm Strøm	100	Zig	2025-02-28 18:27:04
4	Grettir Heimisson	100	Zig	2025-10-24 10:46:55

#	User	Runtime	Language	Date
1	Matzuka	0.01 s	APL	2025-03-21 11:50:38

#	User	Runtime	Language	Date
1	Frans Meulenbroeks	0.01 s	Bash	2025-01-19 13:55:26
2	Danny Robinson	0.01 s	Bash	2025-01-27 18:08:57
3	Chenzhang Hu	0.08 s	Bash	2025-09-13 01:11:21

#	User	Runtime	Language	Date
1	Ruben Rystedt	0.04 s	C#	2024-12-11 17:23:02
2	Umar Rasyid	0.04 s	C#	2025-01-15 01:00:02
3	Deci Bel	0.04 s	C#	2025-01-29 20:51:32
4	Nicke Nyfiken	0.04 s	C#	2025-03-07 10:04:25
5	Nicholas Hood	0.04 s	C#	2025-03-17 18:53:25
6	Jonas Ring	0.04 s	C#	2025-03-22 16:16:11
7	Simon Ågren	0.04 s	C#	2025-03-25 07:13:31
8	Iman S3	0.04 s	C#	2025-05-15 21:52:55
9	Matias Córdova	0.04 s	C#	2025-05-28 00:19:53
10	Erik Algesten	0.04 s	C#	2025-06-23 11:44:45

#	User	Runtime	Language	Date
1	Derek Chiou	0.01 s	Common Lisp	2025-10-20 11:27:22

#	User	Runtime	Language	Date
1	Magnus Baasch Langkilde	0.32 s	Erlang	2025-07-06 11:10:50

#	User	Runtime	Language	Date
1	Emil Boesgaard Nørbjerg	0.06 s	F#	2025-02-07 16:54:37
2	Emil bks	0.06 s	F#	2025-02-07 17:13:57
3	Bruno Martinovic	0.06 s	F#	2025-02-07 17:47:23
4	Ronas Jacob Coban Olsen	0.06 s	F#	2025-02-07 17:48:33

#	User	Runtime	Language	Date
1	James Church	0.00 s	Fortran	2025-09-12 18:20:54

#	User	Runtime	Language	Date
1	Norbert Voelker	0.00 s	Go	2024-12-22 17:26:47
2	Jordan H	0.00 s	Go	2025-02-16 19:07:27
3	Yafet Seyoum	0.00 s	Go	2025-05-10 17:51:51
4	Jimmy Nejtron	0.00 s	Go	2025-07-09 10:27:12
5	Hidden user	0.00 s	Go	2025-10-10 20:19:46

#	User	Runtime	Language	Date
1	Issa Issack	0.04 s	Java	2024-12-22 19:57:05
2	Ranjith M	0.04 s	Java	2025-01-05 03:01:04
3	Stela Palii	0.04 s	Java	2025-01-08 04:00:56
4	Hidden user	0.04 s	Java	2025-02-03 11:05:33
5	Peter Raasthøj	0.04 s	Java	2025-02-07 16:28:28
6	Hidden user	0.04 s	Java	2025-02-07 16:50:44
7	Jakob Juhl	0.04 s	Java	2025-02-07 17:04:05
8	Tore Haugan Engberg	0.04 s	Java	2025-02-07 17:08:31
9	Sofie Meta Schroeder	0.04 s	Java	2025-02-07 17:11:37
10	Goh Zhixuan Jeremiah	0.04 s	Java	2025-02-08 06:59:10

#	User	Runtime	Language	Date
1	Hidden user	0.04 s	JavaScript (Node.js)	2025-01-27 06:05:55
2	Medani Mwale	0.04 s	JavaScript (Node.js)	2025-04-06 22:36:33
3	Erlend Raa Vågset	0.04 s	JavaScript (Node.js)	2025-10-03 11:38:53

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.02 s	JavaScript (SpiderMonkey)	2024-12-10 05:47:57
2	Zach Tschetter	0.02 s	JavaScript (SpiderMonkey)	2025-02-01 03:15:49
3	Christian Pilegaard Cederquist	0.02 s	JavaScript (SpiderMonkey)	2025-02-04 13:25:59
4	Jimmy Gustafsson	0.02 s	JavaScript (SpiderMonkey)	2025-05-13 22:44:26
5	Ben Armstrong	0.02 s	JavaScript (SpiderMonkey)	2025-07-01 00:32:28

#	User	Runtime	Language	Date
1	Timothy Gaede	0.46 s	Julia	2025-03-20 06:54:29
2	Danny Robinson	0.49 s	Julia	2025-01-27 18:03:41

#	User	Runtime	Language	Date
1	Hamdanil Rasyid	0.22 s	Kotlin	2025-03-31 03:17:48

#	User	Runtime	Language	Date
1	AP Ljungquist	0.00 s	Nim	2025-02-28 17:44:21
2	Alfred Morgan	0.00 s	Nim	2025-10-25 22:46:19

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	OCaml	2025-07-23 18:37:57
2	Martha Kosa	0.00 s	OCaml	2025-11-06 23:13:10

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	Odin	2025-04-22 05:28:50

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.00 s	Pascal	2025-03-15 18:09:39

#	User	Runtime	Language	Date
1	J Sotomayor	0.00 s	Perl	2025-04-14 04:36:44

#	User	Runtime	Language	Date
1	Hidden user	0.07 s	Python 2	2025-04-15 09:33:21
2	Dujchanok Phahome	0.07 s	Python 2	2025-07-14 11:14:51
3	SAKTHIHARI K	0.07 s	Python 2	2025-08-27 09:44:01
4	VANI SHREE M	0.07 s	Python 2	2025-09-03 19:23:28
5	KALAJAYANTHI M	0.07 s	Python 2	2025-09-22 14:28:58
6	TAMIZHARASI K	0.07 s	Python 2	2025-10-29 17:25:35
7	Graham Palmer	0.07 s	Python 2	2025-11-02 09:43:19

#	User	Runtime	Language	Date
1	Erik Adebahr	0.04 s	Python 3	2024-12-08 03:46:11
2	Jiayi Liu	0.04 s	Python 3	2024-12-08 09:32:35
3	Philippe Hubert	0.04 s	Python 3	2024-12-08 12:10:51
4	Bjørn Dons	0.04 s	Python 3	2024-12-08 20:25:13
5	Malin Axell	0.04 s	Python 3	2024-12-08 22:17:21
6	Atli Fannar Franklín	0.04 s	Python 3	2024-12-09 14:23:49
7	Nicholas Russell Saerang	0.04 s	Python 3	2024-12-12 10:27:26
8	Sander Oppen	0.04 s	Python 3	2024-12-12 11:03:47
9	Shashank Bhatt	0.04 s	Python 3	2024-12-12 14:44:39
10	Hidden user	0.04 s	Python 3	2024-12-14 21:07:33

#	User	Runtime	Language	Date
1	Jinwoo Lee	0.13 s	Racket	2025-01-31 03:45:24
2	Angus Gibson	0.13 s	Racket	2025-07-15 00:13:48

#	User	Runtime	Language	Date
1	Thomas Feld	0.06 s	Ruby	2025-01-29 09:02:58
2	Russell Ng	0.06 s	Ruby	2025-05-12 16:39:29
3	Chenzhang Hu	0.06 s	Ruby	2025-05-29 17:18:10
4	Tausif Ahmed	0.07 s	Ruby	2025-04-01 21:40:13
5	Miorel Palii	0.07 s	Ruby	2025-06-28 16:14:59
6	Þorsteinn Sævar Kristjánsson	0.07 s	Ruby	2025-10-09 16:53:26

#	User	Runtime	Language	Date
1	Ștefan-Iulian Alecu	0.04 s	Visual Basic	2025-11-02 06:25:30

#	User	Runtime	Language	Date
1	Carl Vinggaard	0.00 s	Zig	2025-02-28 17:29:16
2	Vilhelm Bergsøe	0.00 s	Zig	2025-02-28 18:12:05
3	Frederik Holm Strøm	0.00 s	Zig	2025-02-28 18:27:04
4	Grettir Heimisson	0.00 s	Zig	2025-10-24 10:46:55

#	User	Length	Language	Date
1	Matzuka	188	APL	2025-03-21 11:50:38

#	User	Length	Language	Date
1	Danny Robinson	75	Bash	2025-01-27 18:08:57
2	Chenzhang Hu	76	Bash	2025-09-13 01:11:21
3	Frans Meulenbroeks	144	Bash	2025-01-19 13:55:26

#	User	Length	Language	Date
1	Martin Blom	203	C	2025-09-18 17:28:44
2	Jonatan Altebro	225	C	2025-04-29 22:00:58
3	NANDHAKISHORE R	235	C	2025-04-10 16:11:16
4	MADHUMITHA K	248	C	2025-04-08 12:16:17
5	Hidden user	250	C	2025-04-22 11:41:42
6	HARIPRASATH S	254	C	2025-04-20 12:55:21
7	Hidden user	256	C	2025-04-28 17:59:47
8	Finn Uddling	258	C	2025-09-28 18:50:45
9	Jasmine	264	C	2025-07-29 17:47:25
10	Isak Ahlquist	266	C	2025-10-16 19:27:27

#	User	Length	Language	Date
1	Ruben Rystedt	339	C#	2024-12-11 17:23:02
2	Hidden user	339	C#	2025-11-04 13:20:14
3	Nicke Nyfiken	414	C#	2025-03-07 10:04:25
4	Aditya Bhagavatula	419	C#	2025-09-07 01:39:27
5	Erik Algesten	451	C#	2025-06-23 11:44:45
6	Deci Bel	470	C#	2025-01-29 20:51:32
7	Jonas Ring	490	C#	2025-03-22 16:16:11
8	Simon Ågren	506	C#	2025-03-25 07:13:31
9	Գոռ Բաղդասարյան	577	C#	2025-02-10 10:20:49
10	Iman S3	652	C#	2025-05-15 21:52:55

#	User	Length	Language	Date
1	Frans Meulenbroeks	155	C++	2025-01-19 13:46:51
2	Sarji Elijah See Bona	211	C++	2025-06-09 18:02:45
3	Kerk Tai Heng	239	C++	2025-05-26 10:01:27
4	Hidden user	252	C++	2025-11-04 19:33:35
5	Evan Michael Bailey	253	C++	2025-06-12 03:20:55
6	Buste Alin	261	C++	2025-02-25 19:46:37
7	Mathias Gernez	266	C++	2025-04-12 11:21:02
8	Bui Phuong Nam	268	C++	2025-05-08 17:44:56
9	KRIS NATALIS	271	C++	2025-05-22 16:14:38
10	Adomas Juodis	273	C++	2025-04-18 13:57:06

#	User	Length	Language	Date
1	Derek Chiou	293	Common Lisp	2025-10-20 11:27:22

#	User	Length	Language	Date
1	Magnus Baasch Langkilde	536	Erlang	2025-07-06 11:10:50

#	User	Length	Language	Date
1	Emil bks	366	F#	2025-02-07 17:13:57
2	Ronas Jacob Coban Olsen	2027	F#	2025-02-07 17:48:33
3	Bruno Martinovic	2155	F#	2025-02-07 17:47:23
4	Emil Boesgaard Nørbjerg	2533	F#	2025-02-07 16:54:37

#	User	Length	Language	Date
1	James Church	352	Fortran	2025-09-12 18:20:54

#	User	Length	Language	Date
1	Hidden user	262	Go	2025-10-10 20:19:46
2	Jimmy Nejtron	309	Go	2025-07-09 10:27:12
3	Jordan H	328	Go	2025-02-16 19:08:54
4	Norbert Voelker	505	Go	2024-12-22 17:26:47
5	Yafet Seyoum	537	Go	2025-05-10 17:51:51

#	User	Length	Language	Date
1	Herdi Saleh	103	Haskell	2025-05-09 21:05:11
2	Jan Hrček	104	Haskell	2025-01-05 13:50:27
3	Juan Miguel Vilar	136	Haskell	2025-08-27 12:28:44
4	Sebastian Banert	197	Haskell	2025-01-27 01:30:02
5	Hidden user	257	Haskell	2024-12-15 02:53:18
6	Bernardo Brust	262	Haskell	2025-06-23 01:02:05
7	Timur Khazhiev	264	Haskell	2025-04-30 09:45:13
8	Daniel Cabral	295	Haskell	2025-07-15 11:27:42
9	Shinji Koshida	317	Haskell	2025-02-22 13:12:53
10	Steinar Simonnes	327	Haskell	2024-12-24 11:17:58

#	User	Length	Language	Date
1	THEERTHAGIRIVASAN S	386	Java	2025-04-10 08:40:16
2	Alex Rudzenis	392	Java	2025-07-10 11:09:11
3	MOHAN KUMAR S	414	Java	2025-04-09 07:45:14
4	Hidden user	426	Java	2025-04-07 14:53:48
5	Trace Salinas	440	Java	2025-06-06 17:54:39
6	Hidden user	449	Java	2025-04-21 19:45:51
7	wyatt wilson	454	Java	2025-11-07 20:51:48
8	HARINI P	465	Java	2025-04-15 03:54:01
9	Luke Nicholson	468	Java	2025-04-10 02:38:04
10	KISHHORE S	470	Java	2025-04-08 17:52:40

#	User	Length	Language	Date
1	Erlend Raa Vågset	259	JavaScript (Node.js)	2025-10-03 11:38:53
2	Hidden user	706	JavaScript (Node.js)	2025-01-27 06:05:55
3	Medani Mwale	781	JavaScript (Node.js)	2025-04-06 22:36:33

#	User	Length	Language	Date
1	Jimmy Gustafsson	110	JavaScript (SpiderMonkey)	2025-05-13 22:44:26
2	Bjørn Chr. Soltvedt	128	JavaScript (SpiderMonkey)	2024-12-10 05:48:35
3	Ben Armstrong	221	JavaScript (SpiderMonkey)	2025-07-01 00:32:28
4	Zach Tschetter	263	JavaScript (SpiderMonkey)	2025-02-01 03:15:49
5	Christian Pilegaard Cederquist	285	JavaScript (SpiderMonkey)	2025-02-04 13:25:59

#	User	Length	Language	Date
1	Danny Robinson	108	Julia	2025-01-27 18:03:41
2	Timothy Gaede	265	Julia	2025-03-20 06:54:29

#	User	Length	Language	Date
1	Hamdanil Rasyid	235	Kotlin	2025-03-31 03:17:48

#	User	Length	Language	Date
1	Alfred Morgan	198	Nim	2025-10-25 22:46:19
2	AP Ljungquist	418	Nim	2025-02-28 17:44:21

#	User	Length	Language	Date
1	Hidden user	262	OCaml	2025-07-23 18:37:57
2	Martha Kosa	293	OCaml	2025-11-06 23:13:10

#	User	Length	Language	Date
1	Hidden user	360	Odin	2025-04-22 05:28:50

#	User	Length	Language	Date
1	Ingemar Ragnemalm	544	Pascal	2025-03-15 18:09:39

#	User	Length	Language	Date
1	J Sotomayor	195	Perl	2025-04-14 04:39:21

#	User	Length	Language	Date
1	Hidden user	95	Python 2	2025-04-15 09:33:21
2	SAKTHIHARI K	215	Python 2	2025-08-27 09:44:01
3	VANI SHREE M	215	Python 2	2025-09-03 19:23:28
4	TAMIZHARASI K	215	Python 2	2025-10-29 17:25:35
5	Dujchanok Phahome	228	Python 2	2025-07-14 11:14:51
6	KALAJAYANTHI M	290	Python 2	2025-09-22 14:28:58
7	Graham Palmer	349	Python 2	2025-11-02 09:43:19

#	User	Length	Language	Date
1	Kevin Gomez	87	Python 3	2025-05-17 06:10:53
2	Thibault Raffaillac	90	Python 3	2025-01-26 06:03:02
3	Nicholas Russell Saerang	92	Python 3	2024-12-12 10:27:26
4	David Worley	96	Python 3	2025-08-13 21:14:59
5	Nate Baker	96	Python 3	2025-10-15 04:28:16
6	Alexandre Charland	102	Python 3	2024-12-27 04:02:03
7	Teikn Smith	106	Python 3	2025-08-15 00:09:21
8	Erik Adebahr	108	Python 3	2024-12-08 03:46:11
9	Ahmed Chamseddine	113	Python 3	2025-01-09 08:47:02
10	André Woxell	118	Python 3	2025-10-02 20:24:55

#	User	Length	Language	Date
1	Jinwoo Lee	335	Racket	2025-01-31 03:45:24
2	Angus Gibson	415	Racket	2025-07-15 00:13:48

#	User	Length	Language	Date
1	Thomas Feld	67	Ruby	2025-01-29 09:03:28
2	Russell Ng	67	Ruby	2025-05-12 16:39:29
3	Chenzhang Hu	68	Ruby	2025-05-29 17:18:10
4	Miorel Palii	173	Ruby	2025-06-28 16:14:59
5	Þorsteinn Sævar Kristjánsson	208	Ruby	2025-10-09 16:53:26
6	Tausif Ahmed	272	Ruby	2025-04-01 21:40:13

#	User	Length	Language	Date
1	Artur Khuziakhmetov	247	Rust	2025-03-17 17:40:18
2	Vincent Lagerros	365	Rust	2024-12-24 19:15:02
3	Henrik Josefsson	401	Rust	2025-07-10 14:04:15
4	Pankajkumar Patro	413	Rust	2025-01-04 14:43:32
5	Adam Yaser Sweilem	444	Rust	2025-02-07 16:34:05
6	Bas Dirks	565	Rust	2025-01-22 14:38:57
7	David Rasch	605	Rust	2025-02-24 14:38:09
8	Emil Dichmann	608	Rust	2025-08-16 10:25:31
9	Ruby Rinken	609	Rust	2025-10-25 21:59:57
10	Hans Zhao Torkelsson	612	Rust	2025-11-07 21:41:56

#	User	Length	Language	Date
1	Ștefan-Iulian Alecu	209	Visual Basic	2025-11-02 06:25:30

#	User	Length	Language	Date
1	Frederik Holm Strøm	924	Zig	2025-02-28 18:27:04
2	Carl Vinggaard	1217	Zig	2025-02-28 17:29:16
3	Vilhelm Bergsøe	1502	Zig	2025-02-28 18:12:05
4	Grettir Heimisson	1564	Zig	2025-10-24 10:46:55

Solution running time distribution