Problem B
Tri Tiling — Problem Statistics

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Submissions	3938
Accepted submissions	1581
Submission ratio	40.15%
Authors	1412
Full solves [?]	1233
Full solve Ratio	87.32%

#	User	Runtime	Language	Date
1	Stefan Nordling	0.02 s	C#	2015-11-02 17:28:28
2	Marek	0.02 s	C#	2016-10-19 16:41:09
3	Andrzej Krajniak	0.02 s	C#	2016-10-19 17:39:31
4	Omar N Mohamed Hassan	0.02 s	C#	2021-01-09 21:26:42
5	Muhammad Charaf	0.02 s	C#	2021-04-13 11:21:48
6	Priyanshu Agrawal	0.02 s	C#	2021-04-28 06:49:58
7	Robert Warnestam	0.02 s	C#	2021-05-02 16:10:11
8	Joshua	0.04 s	C#	2025-06-20 22:35:11
9	Matias Suarez	0.04 s	C#	2025-06-25 16:22:01
10	Brandon	0.04 s	C#	2025-06-26 13:42:31

#	User	Runtime	Language	Date
1	Rohit Rajak	0.00 s	Go	2024-05-20 19:17:40
2	Ian Howell	0.02 s	Go	2019-08-19 21:30:50
3	Dilawar Mahmood	0.02 s	Go	2020-05-04 19:49:58
4	Norbert Voelker	0.02 s	Go	2021-07-05 22:01:05
5	Hidden user	0.02 s	Go	2022-08-13 18:33:25
6	Eric Martin	0.07 s	Go	2019-01-06 19:14:37
7	Vaughan Andrews	0.07 s	Go	2019-03-26 23:21:23

#	User	Runtime	Language	Date
1	So Kimsu	0.00 s	Haskell	2015-07-22 18:31:19
2	Linus Eklund	0.00 s	Haskell	2016-11-20 15:27:40
3	Johan Meier	0.00 s	Haskell	2016-12-08 21:00:41
4	Matthew A Johnson	0.00 s	Haskell	2017-01-07 07:00:16
5	Morten Lohne	0.00 s	Haskell	2017-03-05 13:05:09
6	Brent Yorgey	0.00 s	Haskell	2017-10-31 02:48:55
7	Hidden user	0.00 s	Haskell	2019-09-26 15:09:57
8	Andrés Marzal Varó	0.00 s	Haskell	2020-10-08 22:25:05
9	Quinn Flavel	0.00 s	Haskell	2022-10-30 20:04:27
10	Patrik Lilja	0.01 s	Haskell	2016-04-18 19:37:51

#	User	Runtime	Language	Date
1	Taras Romanyuk	0.04 s	Java	2024-09-19 21:27:21
2	Viktor Widin	0.04 s	Java	2025-04-01 14:02:49
3	Joshua Chin	0.04 s	Java	2025-06-14 04:53:10
4	Alvin Lee	0.04 s	Java	2025-11-06 19:47:51
5	Rene Argento	0.04 s	Java	2026-01-06 01:05:12
6	So Kimsu	0.05 s	Java	2015-07-22 18:09:44
7	John Zhuang	0.05 s	Java	2015-07-23 20:28:53
8	Nick Wu	0.05 s	Java	2015-10-05 09:31:26
9	Michael Sullivan	0.05 s	Java	2016-02-19 04:56:40
10	Micah Stairs	0.05 s	Java	2016-03-28 11:39:36

#	User	Runtime	Language	Date
1	Kam	0.05 s	JavaScript (Node.js)	2024-04-26 05:24:01
2	Ilya Khrustalev	0.42 s	JavaScript (Node.js)	2021-05-03 16:46:47

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.01 s	JavaScript (SpiderMonkey)	2016-08-19 19:54:59
2	Ola Næss Kaldestad	0.01 s	JavaScript (SpiderMonkey)	2017-03-01 15:36:40
3	Nguyễn Mạnh Phúc	0.02 s	JavaScript (SpiderMonkey)	2018-08-23 02:40:27
4	Nguyễn Hùng Cường	0.02 s	JavaScript (SpiderMonkey)	2018-08-31 06:57:22
5	Christian Pilegaard Cederquist	0.04 s	JavaScript (SpiderMonkey)	2023-01-26 05:56:49

#	User	Runtime	Language	Date
1	Timothy Gaede	0.32 s	Julia	2025-04-08 14:42:20

#	User	Runtime	Language	Date
1	Development Square	0.11 s	Kotlin	2021-08-05 07:52:01
2	Adam Rankin	0.18 s	Kotlin	2023-10-22 17:35:48
3	Neil Harmon	0.19 s	Kotlin	2019-07-10 07:17:12
4	Phường Lên	0.22 s	Kotlin	2020-01-09 23:48:19

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	Nim	2025-06-11 16:00:03

#	User	Runtime	Language	Date
1	Knut Anders Stokke	0.02 s	Python 2	2017-02-15 08:37:41
2	Isaac Lee	0.02 s	Python 2	2017-10-19 23:36:21
3	James Hamm	0.02 s	Python 2	2017-11-24 10:53:58
4	Lars Åström	0.02 s	Python 2	2018-04-02 16:30:55
5	Maj Stenmark	0.02 s	Python 2	2018-04-03 07:20:57
6	Linus Karlsson	0.02 s	Python 2	2018-04-03 15:15:54
7	Steven Tran	0.02 s	Python 2	2018-04-27 21:42:59
8	Dante Bencivenga	0.02 s	Python 2	2022-08-07 17:09:08
9	Felix Grape	0.03 s	Python 2	2016-11-19 14:07:37
10	Çağdaş Öztekin	0.03 s	Python 2	2017-10-07 00:17:44

#	User	Runtime	Language	Date
1	Arnar Bjarni Arnarson	0.02 s	Python 3	2016-04-13 19:44:07
2	Nathan Collins	0.02 s	Python 3	2016-08-19 13:31:34
3	Christian Lindeström	0.02 s	Python 3	2016-08-20 16:32:19
4	Hidden user	0.02 s	Python 3	2016-08-21 13:43:56
5	Herman Karlsson	0.02 s	Python 3	2016-11-11 20:48:44
6	Fredrik Wixenius	0.02 s	Python 3	2016-11-17 13:01:36
7	Siow Yin Sheng	0.02 s	Python 3	2017-01-14 08:00:16
8	Torstein Strømme	0.02 s	Python 3	2017-02-06 15:31:51
9	Øyvind Haarberg	0.02 s	Python 3	2017-02-09 23:40:43
10	Sindre Nerdal	0.02 s	Python 3	2017-03-03 15:17:02

#	User	Runtime	Language	Date
1	Reshab Chhabra	0.03 s	Ruby	2018-03-07 19:06:17
2	Thomas Feld	0.06 s	Ruby	2023-01-05 14:26:03
3	Thomas Marlowe	0.06 s	Ruby	2025-11-07 10:38:28

#	User	Runtime	Language	Date
1	Benedikt Werner	0.00 s	Rust	2020-05-02 01:09:15
2	Bas Dirks	0.00 s	Rust	2022-01-18 11:13:51
3	David Rasch	0.00 s	Rust	2022-10-03 14:16:38
4	Rasmus Andersson	0.00 s	Rust	2024-04-03 14:58:16
5	Vincent Lagerros	0.00 s	Rust	2024-04-04 03:40:23
6	Christoffer Andersson	0.00 s	Rust	2024-04-06 19:17:26
7	Artur Khuziakhmetov	0.01 s	Rust	2023-07-31 16:10:14

#	User	Runtime	Language	Date
1	Felix Stenberg	0.00 s	Zig	2025-04-01 11:23:49

#	User	Length	Language	Date
1	Oscar Cusin	185	C	2024-04-06 09:24:48
2	Noah Ó Donnaile	298	C	2017-02-28 13:25:34
3	Nguyen Vuong Khang Hy	317	C	2019-11-09 15:13:26
4	Marko Grabas	317	C	2020-01-26 13:01:04
5	Artemis	319	C	2020-01-05 04:28:35
6	Geraldo Julius Halim	319	C	2020-01-06 09:43:59
7	Hidden user	319	C	2020-04-09 17:36:30
8	Raymond Yang	325	C	2021-06-28 02:25:31
9	Hidden user	338	C	2015-10-17 09:24:21
10	Wei Siang	346	C	2016-12-19 13:53:21

#	User	Length	Language	Date
1	Brandon	478	C#	2025-06-26 13:42:31
2	Matias Suarez	501	C#	2025-06-25 16:22:01
3	Joshua	641	C#	2025-06-20 22:35:11
4	Marek	1061	C#	2016-10-19 16:41:09
5	Priyanshu Agrawal	1193	C#	2021-04-28 06:49:58
6	Omar N Mohamed Hassan	1196	C#	2021-01-09 21:26:42
7	Joel Marcos Villarroel Molina	1316	C#	2025-06-26 13:55:43
8	Robert Warnestam	1819	C#	2021-05-02 16:10:11
9	Muhammad Charaf	2157	C#	2021-04-13 11:21:48
10	Yuan Zhang	2617	C#	2025-12-08 00:44:02

#	User	Length	Language	Date
1	Angela Qian	151	C++	2025-11-07 17:46:18
2	Kol Greenbaum	226	C++	2024-04-04 22:38:25
3	Zane Yu	246	C++	2018-12-10 13:11:55
4	丁哲宇	253	C++	2021-09-29 07:43:32
5	Sritanu Chakraborty	257	C++	2017-09-24 13:11:31
6	林尚廷	258	C++	2019-01-10 19:20:24
7	Hjalmar Höglund	258	C++	2025-03-27 14:05:37
8	Lixin Wei	259	C++	2017-01-17 12:50:28
9	Subhadeep Chandra	264	C++	2020-05-02 15:14:57
10	Timothy White	265	C++	2021-09-21 01:29:36

#	User	Length	Language	Date
1	Vaughan Andrews	421	Go	2019-03-26 23:21:23
2	Dilawar Mahmood	547	Go	2020-05-04 19:49:58
3	Ian Howell	558	Go	2019-08-19 21:30:50
4	Norbert Voelker	873	Go	2021-07-05 22:01:05
5	Hidden user	1209	Go	2022-08-13 18:33:25
6	Eric Martin	2709	Go	2019-01-06 19:14:37
7	Rohit Rajak	3618	Go	2024-05-20 19:17:40

#	User	Length	Language	Date
1	So Kimsu	265	Haskell	2015-07-22 18:31:19
2	Patrik Lilja	301	Haskell	2016-04-18 19:37:51
3	Morten Lohne	349	Haskell	2017-03-05 18:25:45
4	Quinn Flavel	352	Haskell	2022-10-30 20:04:27
5	Johan Meier	377	Haskell	2016-12-08 21:00:41
6	Brent Yorgey	449	Haskell	2017-10-31 02:48:55
7	Andrés Marzal Varó	586	Haskell	2020-10-08 22:25:05
8	Linus Eklund	694	Haskell	2016-11-20 15:27:40
9	Francisco González	764	Haskell	2020-10-10 08:56:43
10	Sergio Martín Sempere	843	Haskell	2020-10-05 22:18:06

#	User	Length	Language	Date
1	Sam Adekunle	330	Java	2017-12-22 21:23:11
2	Nam Phan Thành	433	Java	2018-08-31 05:40:13
3	Joshua Navarro	443	Java	2021-05-18 15:10:10
4	Christian Schleif	450	Java	2020-04-29 22:12:29
5	sunil Reddy	500	Java	2020-11-13 17:43:30
6	Jiru Xu	504	Java	2017-09-14 09:44:55
7	Denis Chirita	507	Java	2021-06-05 10:51:50
8	Jevgenijus Cistiakovas	517	Java	2019-12-18 14:59:43
9	Nick Wu	525	Java	2015-10-05 09:31:26
10	Jesse Slater	525	Java	2021-02-14 21:50:14

#	User	Length	Language	Date
1	Kam	1079	JavaScript (Node.js)	2024-04-26 05:24:01
2	Ilya Khrustalev	1463	JavaScript (Node.js)	2021-05-03 16:46:47

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	92	JavaScript (SpiderMonkey)	2023-01-26 05:56:49
2	Bjørn Chr. Soltvedt	105	JavaScript (SpiderMonkey)	2024-03-05 13:46:58
3	Nguyễn Hùng Cường	170	JavaScript (SpiderMonkey)	2018-08-31 06:57:22
4	Nguyễn Mạnh Phúc	201	JavaScript (SpiderMonkey)	2018-08-23 02:40:27
5	Ola Næss Kaldestad	482	JavaScript (SpiderMonkey)	2017-03-01 15:36:40

#	User	Length	Language	Date
1	Timothy Gaede	405	Julia	2025-04-08 14:42:20

#	User	Length	Language	Date
1	Phường Lên	390	Kotlin	2020-01-09 23:48:19
2	Neil Harmon	847	Kotlin	2019-07-10 07:17:12
3	Adam Rankin	958	Kotlin	2023-10-22 17:35:48
4	Development Square	2690	Kotlin	2021-08-05 07:52:01

#	User	Length	Language	Date
1	Hidden user	355	Nim	2025-06-11 16:00:03

#	User	Length	Language	Date
1	Thomas Feld	159	Python 2	2019-09-10 14:53:19
2	Johan Lyts	179	Python 2	2019-07-31 20:03:51
3	Steven Tran	257	Python 2	2018-04-27 21:42:59
4	Isaac Lee	263	Python 2	2017-10-19 23:36:21
5	Felix Grape	264	Python 2	2016-11-19 14:07:37
6	James Hamm	301	Python 2	2017-11-24 10:53:58
7	Lars Åström	321	Python 2	2018-04-02 16:30:55
8	Fatima Afzali	343	Python 2	2019-02-09 17:38:36
9	Andreas Björklund	394	Python 2	2019-03-13 07:13:03
10	Jacob Gummesson Atroshi	398	Python 2	2019-05-22 10:43:18

#	User	Length	Language	Date
1	Jaydan Aladro	70	Python 3	2022-11-18 21:23:21
2	Angela Qian	76	Python 3	2025-11-08 15:57:55
3	Michael Wu	78	Python 3	2025-11-07 01:59:20
4	Shashank Bhatt	80	Python 3	2023-01-03 05:41:07
5	Lawry Sorenson	89	Python 3	2023-12-09 01:53:46
6	Alvin Lee	99	Python 3	2025-11-06 19:59:10
7	Mattéo Delabre	102	Python 3	2022-11-18 15:46:24
8	Benjamin Z White	103	Python 3	2023-03-27 20:15:10
9	Lee Isaac	118	Python 3	2022-12-24 14:09:24
10	a_b__c	128	Python 3	2021-03-07 12:04:47

#	User	Length	Language	Date
1	Thomas Feld	60	Ruby	2023-01-05 14:45:35
2	Thomas Marlowe	65	Ruby	2025-11-07 10:57:20
3	Reshab Chhabra	220	Ruby	2018-03-07 19:06:17

#	User	Length	Language	Date
1	Artur Khuziakhmetov	363	Rust	2023-07-31 16:11:42
2	David Rasch	421	Rust	2022-10-03 14:16:38
3	Vincent Lagerros	477	Rust	2024-04-04 03:40:23
4	Bas Dirks	570	Rust	2022-01-18 11:13:51
5	Rasmus Andersson	694	Rust	2024-04-03 14:58:16
6	Benedikt Werner	726	Rust	2020-05-02 01:12:34
7	Christoffer Andersson	7939	Rust	2024-04-06 19:18:31

#	User	Length	Language	Date
1	Felix Stenberg	2123	Zig	2025-04-01 11:23:49

Solution running time distribution