Problem A
Room Painting

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Problem statistics

Submissions	10360
Accepted submissions	2633
Submission ratio	25.42%
Authors	2372
Accepted authors	1925
Author ratio	81.16%

#	User	Runtime	Date
1	Shiyi Du	0.02 s	2018-10-13 11:34:50
2	Ivan Petrov	0.02 s	2020-01-09 09:23:50
3	Bergur Snorrason	0.02 s	2020-10-29 08:20:52
4	Daniel	0.02 s	2021-11-18 17:42:19
5	Sang Won	0.02 s	2023-08-11 17:38:48
6	Sambit Palit	0.03 s	2020-12-06 20:42:18

#	User	Runtime	Date
1	traxex	0.07 s	2024-04-30 12:24:06
2	Linda Hansson	0.09 s	2015-10-13 15:11:26
3	Shiyi Du	0.11 s	2018-10-13 10:49:13
4	Jayant Notani	0.12 s	2020-01-25 00:17:33
5	Hidden user	0.13 s	2020-07-21 10:35:20
6	Wesley Matthews	0.13 s	2020-11-23 21:06:15
7	Justin Kennedy	0.14 s	2020-11-23 22:51:28
8	Dan Wolff	0.15 s	2020-02-08 13:48:59
9	Dan Church	0.15 s	2022-06-24 18:31:48
10	Daniel Juhl	0.17 s	2022-03-11 19:25:26

#	User	Runtime	Date
1	Cian Ruane	0.01 s	2017-08-29 14:26:16
2	Eoin Davey	0.01 s	2017-08-29 15:59:45
3	Sergio Vieri	0.01 s	2018-03-25 05:51:29
4	Hidden user	0.01 s	2019-02-18 20:48:06
5	Auburn Ford	0.01 s	2019-03-25 07:47:10
6	Scott MacIntosh	0.01 s	2020-01-31 21:16:20
7	Agis Daniels	0.01 s	2020-03-04 15:30:26
8	Hidden user	0.01 s	2021-07-05 00:50:46
9	Geralt of Rivia	0.01 s	2022-08-16 02:54:08
10	TCFSH69	0.01 s	2024-02-06 05:50:11

#	User	Runtime	Date
1	Hidden user	0.08 s	2019-07-11 20:42:36

#	User	Runtime	Date
1	Kasper Berthelsen	0.56 s	2022-03-11 18:51:19

#	User	Runtime	Date
1	Kiki Ibrahim	0.02 s	2024-08-10 13:45:02
2	Norbert Voelker	0.10 s	2022-02-20 13:08:49
3	Iker Lissarrague	0.10 s	2022-03-15 23:04:44

#	User	Runtime	Date
1	BlackcapCoder	0.06 s	2019-05-12 12:40:29
2	Steinar Simonnes	0.08 s	2024-06-09 13:50:42
3	Dario Vidas	0.24 s	2016-02-16 00:23:23
4	Brent Yorgey	0.26 s	2018-08-30 04:26:45
5	Stian	0.40 s	2020-01-29 15:33:10
6	Josh Coward	0.45 s	2022-02-07 00:31:13
7	Henrieta Micheľová	0.49 s	2020-01-28 12:49:23
8	Mikail Khan	0.69 s	2022-02-16 19:08:27
9	Blake Hyde	0.91 s	2019-12-03 16:41:05

#	User	Runtime	Date
1	Sven Rönnbäck	0.09 s	2024-04-07 19:01:42
2	Bjørn Dons	0.10 s	2018-11-10 20:44:07
3	Mehdi Maick	0.11 s	2018-08-27 20:41:21
4	Dominic Danborn	0.11 s	2022-02-12 17:52:55
5	Siddharth Adusumelli	0.11 s	2022-10-05 20:50:43
6	Kol Greenbaum	0.11 s	2023-02-03 01:37:25
7	Hidden user	0.11 s	2023-10-08 13:50:08
8	Asmus Tørsleff	0.12 s	2022-03-11 17:17:42
9	Jimmy Dinh	0.12 s	2023-02-01 16:30:45
10	Jan Štola	0.14 s	2015-05-28 08:18:03

#	User	Runtime	Date
1	Nicklas Østerberg	0.55 s	2021-11-29 11:40:12
2	Stephanie Keck	0.61 s	2020-01-30 22:43:36
3	Max Zheng	0.64 s	2021-10-23 21:18:10

#	User	Runtime	Date
1	Christian Cederquist	0.09 s	2023-05-30 21:48:46
2	Christopher Walther	0.11 s	2021-05-01 02:20:18
3	Peter Kedemo	0.23 s	2017-06-24 19:07:42
4	Bjørn Chr. Soltvedt	0.31 s	2018-12-17 23:04:16

#	User	Runtime	Date
1	Timothy Gaede	0.60 s	2024-05-30 08:55:45

#	User	Runtime	Date
1	Nico Metger	0.36 s	2021-11-17 22:54:50
2	Phường Lên	0.38 s	2020-06-22 11:48:54
3	Chris Johnson	0.47 s	2023-11-28 01:27:15
4	Ditlef Alexander Diseth	0.48 s	2020-01-28 13:26:16

#	User	Runtime	Date
1	Josh Taylor	0.08 s	2022-07-07 04:02:44
2	Rhon Christopher Infante	0.09 s	2020-11-26 11:45:08
3	Xiangqi Jiang	0.09 s	2021-01-29 23:05:24
4	Adam Kosicki	0.09 s	2021-10-26 23:36:39
5	John Swingle	0.09 s	2022-02-11 06:38:07
6	Oskar Mevik Päts	0.09 s	2022-02-20 22:24:23
7	Kareem Elakkad	0.09 s	2022-09-12 22:35:48
8	Shang-En Huang	0.09 s	2022-10-06 21:35:50
9	Kipling Liu	0.09 s	2023-02-03 07:47:09
10	Bruno Chevalier	0.09 s	2023-07-16 22:27:02

#	User	Runtime	Date
1	Thomas Feld	0.20 s	2023-03-29 12:51:13

#	User	Runtime	Date
1	Alice Ryhl	0.01 s	2022-03-11 16:19:41
2	Vincent Lagerros	0.01 s	2024-08-01 03:21:51
3	David Rasch	0.02 s	2020-11-19 16:13:52
4	Pahlevi Fikri Auliya	0.02 s	2021-03-15 23:57:09
5	Polly Clémentine Nielsen Boutet-Livoff	0.02 s	2022-03-11 17:23:37
6	Akemi Izuko	0.02 s	2022-09-07 04:09:13
7	Viktor Valastin	0.03 s	2020-01-29 14:16:21
8	Tuncay Alarcin	0.03 s	2023-11-12 17:27:56

#	User	Runtime	Date
1	Danial Haseeb	0.08 s	2023-09-29 20:04:46

#	User	Length	Date
1	Ivan Petrov	796	2020-01-09 09:23:50
2	Daniel	1044	2021-11-18 17:42:19
3	Sang Won	1379	2023-08-11 17:38:48
4	Bergur Snorrason	1788	2020-10-29 08:20:52
5	Sambit Palit	1815	2020-12-06 20:42:18
6	Shiyi Du	2002	2018-10-13 11:44:56

#	User	Length	Date
1	traxex	578	2024-04-30 12:24:06
2	Shiyi Du	818	2018-10-13 05:12:43
3	Dan Church	917	2022-06-24 18:31:48
4	Rohan Johnson	1126	2022-11-04 14:40:04
5	Hidden user	1189	2020-07-21 10:35:20
6	Daniel Juhl	1226	2022-03-11 19:25:26
7	Daley Keister	1257	2020-11-23 17:13:17
8	Edvin Mako	1454	2020-02-05 18:23:53
9	Jayant Notani	1675	2020-01-25 00:17:33
10	Justin Kennedy	1756	2020-11-23 22:51:28

#	User	Length	Date
1	Yu-Chen Chan	191	2024-02-06 06:37:27
2	Hidden user	277	2024-04-08 03:31:23
3	Johan Wind	298	2015-09-25 13:54:03
4	Herman Karlsson	301	2016-01-02 00:53:38
5	Flor Elisa Chacón Ochoa	304	2018-06-15 06:31:10
6	Ryan Chew	318	2019-02-07 11:11:20
7	William Gan	320	2018-01-31 18:28:17
8	James Jaya	320	2015-09-15 16:51:14
9	Sidhant Bansal	322	2018-04-17 19:21:36
10	Adam Charane	323	2024-01-29 12:55:36

#	User	Length	Date
1	Hidden user	772	2019-07-11 20:25:08

#	User	Length	Date
1	Kasper Berthelsen	2107	2022-03-11 18:51:19

#	User	Length	Date
1	Norbert Voelker	602	2022-02-20 13:08:49
2	Iker Lissarrague	943	2022-03-15 23:04:44
3	Kiki Ibrahim	1652	2024-08-10 13:45:02

#	User	Length	Date
1	BlackcapCoder	346	2019-05-12 12:45:52
2	Mikail Khan	368	2022-02-16 19:08:27
3	Stian	423	2020-01-29 15:33:10
4	Henrieta Micheľová	516	2020-01-28 12:49:23
5	Steinar Simonnes	604	2024-06-09 13:50:42
6	Blake Hyde	628	2019-12-03 16:41:05
7	Dario Vidas	673	2016-02-15 21:56:07
8	Josh Coward	737	2022-02-07 00:31:13
9	Brent Yorgey	1464	2018-08-30 04:26:45

#	User	Length	Date
1	Hidden user	454	2023-10-08 13:59:38
2	Sujay Vadlakonda	482	2021-09-04 18:51:23
3	Nikoline Olander Rasmussen	555	2022-03-11 17:10:34
4	Lim Zi Wei	585	2019-10-14 03:22:44
5	Hoàng Minh	589	2018-10-02 04:00:12
6	Zhou Long	596	2022-07-27 21:32:24
7	Johnathan Rhyne	633	2020-02-25 03:07:10
8	Adil Rasiyani	651	2020-01-24 22:24:48
9	Hidden user	671	2023-10-10 20:56:52
10	Marc Dominic San Pedro	675	2023-04-28 11:37:41

#	User	Length	Date
1	Max Zheng	840	2021-10-23 21:18:10
2	Nicklas Østerberg	896	2021-11-29 11:40:12
3	Stephanie Keck	8275	2020-01-30 22:43:36

#	User	Length	Date
1	Peter Kedemo	494	2017-06-24 19:07:42
2	Bjørn Chr. Soltvedt	496	2018-12-17 23:04:16
3	Christian Cederquist	730	2023-05-30 21:48:46
4	Christopher Walther	1133	2021-05-01 02:20:18

#	User	Length	Date
1	Timothy Gaede	2091	2024-05-30 08:55:45

#	User	Length	Date
1	Nico Metger	1043	2021-11-17 22:54:50
2	Phường Lên	1223	2020-06-22 11:48:54
3	Chris Johnson	1580	2023-11-28 01:27:15
4	Ditlef Alexander Diseth	2977	2020-01-28 13:27:23

#	User	Length	Date
1	Benjamin Z White	142	2023-04-12 18:26:38
2	Peter Stauder	145	2023-02-11 20:07:00
3	Tai Tze Kin	167	2024-05-04 18:38:43
4	Jian Shi	176	2022-10-29 05:24:03
5	Clement Oh	178	2023-12-31 17:07:38
6	Shashank Bhatt	180	2024-07-22 19:20:19
7	Lennart Meyling	188	2023-10-31 23:55:49
8	Pratyanch Jain	194	2024-02-01 21:52:00
9	Yong Mao	202	2023-04-12 01:03:28
10	Nicholas Russell Saerang	206	2023-09-15 05:03:45

#	User	Length	Date
1	Thomas Feld	72	2023-03-29 12:51:13

#	User	Length	Date
1	David Rasch	1031	2020-11-19 16:13:52
2	Alice Ryhl	1044	2022-03-11 16:19:41
3	Polly Clémentine Nielsen Boutet-Livoff	1118	2022-03-11 17:23:37
4	Viktor Valastin	1332	2020-01-29 14:16:21
5	Akemi Izuko	1430	2022-09-07 04:28:53
6	Tuncay Alarcin	1554	2023-11-12 17:27:56
7	Pahlevi Fikri Auliya	2146	2021-03-15 23:57:09
8	Vincent Lagerros	11241	2024-08-01 03:21:51

#	User	Length	Date
1	Danial Haseeb	479	2023-09-29 20:08:09

Solution running time distribution