Problem B
Board Covering — Problem Statistics

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Submissions	130
Accepted submissions	19
Submission ratio	14.62%
Authors	40
Accepted authors	15
Author ratio	37.50%

#	User	Runtime	Language	Date
1	Ivan Petrov	0.00 s	C	2020-01-14 15:27:26

#	User	Runtime	Language	Date
1	Van Hanh Pham	0.00 s	C++	2017-11-07 10:29:05
2	Huangjie Zhao	0.00 s	C++	2017-11-14 12:00:30
3	Nguyen Thanh Trung	0.00 s	C++	2017-12-15 08:27:50
4	Hidden user	0.00 s	C++	2019-03-18 14:19:00
5	Tobias Glimmerfors	0.00 s	C++	2020-12-06 22:20:55
6	Nguyen Cao Duy	0.00 s	C++	2022-12-10 09:54:01
7	Văn Hiệp	0.00 s	C++	2023-02-25 19:56:13
8	Bjarki Ágúst Guðmundsson	0.01 s	C++	2019-05-11 01:02:01
9	Nguyen Qui Vinh Quang	0.01 s	C++	2021-12-21 15:40:47
10	David Avellan-Hultman	0.04 s	C++	2020-12-07 23:05:53

#	User	Runtime	Language	Date
1	Quân Anh	0.07 s	Java	2024-05-09 11:39:46

#	User	Runtime	Language	Date
1	Alexei Fedotov	0.33 s	Python 3	2019-01-22 14:38:05

#	User	Length	Language	Date
1	Ivan Petrov	7538	C	2020-01-14 15:27:26

#	User	Length	Language	Date
1	Văn Hiệp	2145	C++	2023-02-25 19:56:13
2	Nguyen Cao Duy	4177	C++	2022-12-10 09:54:01
3	Hidden user	5922	C++	2019-03-18 14:06:32
4	Evan Michael Bailey	6050	C++	2021-09-22 08:14:52
5	Tobias Glimmerfors	6179	C++	2020-12-06 22:20:55
6	David Avellan-Hultman	6357	C++	2020-12-07 23:08:05
7	Nguyen Qui Vinh Quang	7900	C++	2021-12-21 15:40:47
8	Nguyen Thanh Trung	7902	C++	2017-12-15 08:27:50
9	Van Hanh Pham	8747	C++	2017-11-07 10:29:05
10	Huangjie Zhao	9095	C++	2017-11-14 12:00:30

#	User	Length	Language	Date
1	Quân Anh	5571	Java	2024-05-09 11:39:46

#	User	Length	Language	Date
1	Alexei Fedotov	5167	Python 3	2019-01-22 14:38:05

Solution running time distribution