Problem I
The King's Guards — Problem Statistics

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Submissions	189
Accepted submissions	33
Submission ratio	17.46%
Authors	24
Full solves [?]	12
Full solve Ratio	50.00%

#	User	Runtime	Language	Date
1	Andrew He	0.02 s	C++	2021-08-14 22:06:05
2	Vladyslav Myskiv	0.02 s	C++	2025-02-04 21:56:22
3	Zac Friggstad	0.04 s	C++	2021-08-14 19:03:41
4	Quan Le	0.10 s	C++	2023-09-29 16:11:01
5	Jeremy Lim	0.10 s	C++	2025-10-10 18:08:31
6	Neal Wu	0.12 s	C++	2021-08-14 21:14:10
7	Xander Fair	0.26 s	C++	2025-11-02 20:19:21
8	Quanquan Liu	0.35 s	C++	2021-08-15 16:01:02
9	Kelly Dance	0.45 s	C++	2024-06-02 04:36:36
10	chenhongxuan	0.66 s	C++	2022-04-28 10:01:09

#	User	Length	Language	Date
1	Ildar Gainullin	2541	C++	2021-08-14 19:23:09
2	Andrew He	2544	C++	2021-08-14 22:06:05
3	Kelly Dance	3209	C++	2024-06-02 04:36:36
4	Zac Friggstad	3252	C++	2023-05-28 05:05:14
5	Aditya Sundaram	3881	C++	2023-07-10 13:48:01
6	Jeremy Lim	4454	C++	2025-10-10 18:08:31
7	Vladyslav Myskiv	4873	C++	2025-02-04 21:56:22
8	chenhongxuan	4933	C++	2022-04-28 10:01:09
9	Xander Fair	5027	C++	2025-11-02 20:19:21
10	Quan Le	5965	C++	2023-09-29 16:11:01

Solution running time distribution