Problem A
Colorland — Problem Statistics

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Submissions	1450
Accepted submissions	490
Submission ratio	33.79%
Authors	393
Full solves [?]	308
Full solve Ratio	78.37%

#	User	Runtime	Language	Date
1	Lawry Sorenson	0.01 s	C	2023-07-27 08:03:16
2	Bergur Snorrason	0.02 s	C	2021-02-03 17:44:21
3	Hidden user	0.02 s	C	2023-12-11 03:04:09
4	Hidden user	0.02 s	C	2025-04-29 16:23:35

#	User	Runtime	Language	Date
1	Mikael Fiala-Lundström	0.10 s	C#	2024-08-04 00:15:06

#	User	Runtime	Language	Date
1	Tomas Lagland	0.01 s	C++	2021-02-14 14:34:35
2	Xuanhao Cui	0.01 s	C++	2022-11-06 20:19:22
3	Jannik Olbrich	0.01 s	C++	2023-04-05 18:23:44
4	Dmitry Lyubshin	0.01 s	C++	2023-04-09 22:50:54
5	Neo Wei Jun Samuel	0.01 s	C++	2024-06-08 18:07:16
6	Mattias Davidsson	0.01 s	C++	2024-06-12 12:17:07
7	Mattias Davidsson	0.01 s	C++	2024-06-12 12:33:12
8	Teikn Smith	0.01 s	C++	2024-08-27 01:04:21
9	Rafael Castrillon Endo	0.01 s	C++	2025-03-23 06:15:41
10	Isaac Arvestad	0.02 s	C++	2021-02-18 12:41:44

#	User	Runtime	Language	Date
1	Bjørn Dons	0.10 s	Java	2022-04-21 21:02:44
2	Darrin Wiley	0.18 s	Java	2021-08-28 08:03:19
3	Doug Goodman	0.19 s	Java	2021-03-25 15:51:48
4	Dylan Smith	0.19 s	Java	2021-11-29 19:26:11
5	Hidden user	0.20 s	Java	2023-11-30 07:48:39
6	Crystal Sharpe	0.21 s	Java	2021-06-19 20:04:59
7	Brent Yorgey	0.23 s	Java	2021-02-06 00:06:39
8	Logan Pipes	0.23 s	Java	2021-06-19 17:24:41
9	Yong Shi Kang	0.23 s	Java	2023-11-23 03:40:10
10	Sim Kian Seng	0.23 s	Java	2023-11-25 04:20:22

#	User	Runtime	Language	Date
1	Christian Pilegaard Cederquist	0.07 s	JavaScript (SpiderMonkey)	2024-10-02 19:32:08
2	Bjørn Chr. Soltvedt	0.08 s	JavaScript (SpiderMonkey)	2021-02-16 00:59:37

#	User	Runtime	Language	Date
1	Ali Amid	0.43 s	Kotlin	2024-08-22 09:58:33
2	Adam Rankin	0.58 s	Kotlin	2023-10-12 05:25:19

#	User	Runtime	Language	Date
1	Ryan Tan	0.10 s	Python 3	2023-11-25 09:19:27
2	Enrique Javier Cobo Jimenez	0.10 s	Python 3	2024-10-28 21:00:51
3	M4 Myat Maung	0.10 s	Python 3	2025-03-17 23:31:42
4	Xiu-Heng Hua	0.11 s	Python 3	2021-12-09 17:52:18
5	Yi-Min Seah	0.11 s	Python 3	2022-02-11 13:07:50
6	Vincent Tandya	0.12 s	Python 3	2021-04-10 03:13:16
7	Maxime Lemonnier	0.12 s	Python 3	2021-12-14 09:23:43
8	Ishan Sarode	0.12 s	Python 3	2024-05-04 03:52:14
9	Erik Sandlöv	0.12 s	Python 3	2024-09-13 09:55:54
10	Hidden user	0.12 s	Python 3	2025-07-24 05:09:31

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.01 s	Rust	2024-09-21 11:47:28
2	Erik Persson	0.02 s	Rust	2024-06-13 16:48:34
3	Buster Hultgren Wärn	0.03 s	Rust	2024-07-18 10:07:54
4	Eric Pinter	0.07 s	Rust	2021-02-05 23:20:38

#	User	Length	Language	Date
1	Lawry Sorenson	598	C	2023-07-27 08:21:47
2	Hidden user	861	C	2025-04-29 16:23:35
3	Bergur Snorrason	2256	C	2021-02-03 17:44:21
4	Hidden user	3094	C	2023-12-11 03:04:09

#	User	Length	Language	Date
1	Mikael Fiala-Lundström	2261	C#	2024-08-04 00:19:55

#	User	Length	Language	Date
1	Dmitry Lyubshin	355	C++	2023-04-09 22:50:54
2	a_b__c	397	C++	2021-02-28 19:15:08
3	Teikn Smith	482	C++	2024-08-27 01:04:21
4	Diego Salas	534	C++	2021-06-05 22:13:41
5	Dane Stensland	583	C++	2023-12-09 01:54:15
6	Isabel Bennett	583	C++	2023-12-13 21:12:14
7	Jon Mester	583	C++	2024-06-19 11:54:30
8	Ishtiaq Hussain Naqi	598	C++	2023-01-02 19:49:34
9	Quoc Cuong Pham	607	C++	2023-12-14 06:29:43
10	Hidden user	608	C++	2022-11-17 15:20:19

#	User	Length	Language	Date
1	Doug Goodman	1024	Java	2021-03-25 15:51:48
2	John Lawrence Camoral	1151	Java	2023-05-08 17:07:57
3	Lawrence Camoral	1153	Java	2023-05-08 16:37:21
4	Jon Mester	1155	Java	2024-06-19 12:17:51
5	Darrin Wiley	1165	Java	2021-08-28 08:03:19
6	Saida Ibragimova	1176	Java	2023-02-04 20:29:31
7	Shenoy Suraj Bantwal	1189	Java	2023-11-30 17:46:14
8	Talia E	1210	Java	2023-02-04 20:29:51
9	Jon Cavallie Mester	1231	Java	2024-06-19 12:23:34
10	Hidden user	1275	Java	2022-02-17 17:14:19

#	User	Length	Language	Date
1	Bjørn Chr. Soltvedt	471	JavaScript (SpiderMonkey)	2021-02-16 01:01:46
2	Christian Pilegaard Cederquist	612	JavaScript (SpiderMonkey)	2024-10-02 19:29:56

#	User	Length	Language	Date
1	Ali Amid	586	Kotlin	2024-08-22 09:58:33
2	Adam Rankin	1062	Kotlin	2023-10-12 05:25:19

#	User	Length	Language	Date
1	Axel Matstoms	186	Python 3	2024-09-12 23:27:53
2	Yong Mao	262	Python 3	2023-06-30 02:59:16
3	Clement Oh	268	Python 3	2024-02-02 18:33:11
4	Robert Boerwinkle	306	Python 3	2025-04-23 21:09:59
5	M. K.W.	323	Python 3	2022-11-15 08:17:14
6	Bryce Turner	344	Python 3	2025-04-24 23:45:33
7	Dane Stensland	367	Python 3	2023-12-09 05:50:45
8	Mukhtar Osman	377	Python 3	2023-12-15 01:47:52
9	Meng Siong Hwee	382	Python 3	2022-11-20 14:31:37
10	Enrique Javier Cobo Jimenez	392	Python 3	2024-10-28 21:00:51

#	User	Length	Language	Date
1	Eric Pinter	1582	Rust	2021-02-05 23:20:38
2	Erik Persson	1801	Rust	2024-06-13 17:02:34
3	Buster Hultgren Wärn	4276	Rust	2024-07-18 10:07:54
4	Vincent Lagerros	16712	Rust	2024-09-21 11:53:13

Solution running time distribution