Problem B
Board Covering — Problem Statistics

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Submissions	184
Accepted submissions	27
Submission ratio	14.67%
Authors	52
Full solves [?]	23
Full solve Ratio	44.23%

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

#	User	Runtime	Language	Date
1	Van Hanh Pham	0.00 s	C++	2017-11-07 09:29:05
2	Huangjie Zhao	0.00 s	C++	2017-11-14 11:00:30
3	Nguyen Thanh Trung	0.00 s	C++	2017-12-15 07:27:50
4	Hidden user	0.00 s	C++	2019-03-18 13:19:00
5	SiBi	0.00 s	C++	2019-05-12 04:36:19
6	Tobias Glimmerfors	0.00 s	C++	2020-12-06 21:20:55
7	Nguyen Cao Duy	0.00 s	C++	2022-12-10 08:54:01
8	Văn Hiệp	0.00 s	C++	2023-02-25 18:56:13
9	Jeremy Lim	0.00 s	C++	2025-07-23 04:51:36
10	Bjarki Ágúst Guðmundsson	0.01 s	C++	2019-05-10 23:02:01

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

#	User	Runtime	Language	Date
1	Hidden user	0.08 s	Python 2	2018-05-25 17:46:25
2	Oskar Ottander	0.13 s	Python 2	2020-02-27 17:39:51
3	Jesper Öqvist	0.24 s	Python 2	2018-09-20 18:04:10

#	User	Runtime	Language	Date
1	Alexei Fedotov	0.33 s	Python 3	2019-01-22 13:38:05

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

#	User	Length	Language	Date
1	Văn Hiệp	2145	C++	2023-02-25 18:56:13
2	Alexander Skidanov	3860	C++	2026-02-12 10:20:34
3	Hidden user	3886	C++	2026-02-12 09:41:59
4	Nguyen Cao Duy	4177	C++	2022-12-10 08:54:01
5	SiBi	4186	C++	2019-05-12 04:36:19
6	Jeremy Lim	4644	C++	2025-07-23 04:51:36
7	鹿目圆	5655	C++	2019-03-18 13:05:08
8	Hidden user	5922	C++	2019-03-18 13:06:32
9	Evan Michael Bailey	6050	C++	2021-09-22 06:14:52
10	Tobias Glimmerfors	6179	C++	2020-12-06 21:20:55

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

#	User	Length	Language	Date
1	Hidden user	2727	Python 2	2018-05-25 17:46:25
2	Jesper Öqvist	4268	Python 2	2018-09-20 18:04:10
3	Oskar Ottander	6466	Python 2	2020-02-27 17:39:51

#	User	Length	Language	Date
1	Alexei Fedotov	5167	Python 3	2019-01-22 13:38:05

Solution running time distribution