Problem I
The King's Guards — Problem Statistics

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Submissions	192
Accepted submissions	36
Submission ratio	18.75%
Authors	26
Full solves [?]	14
Full solve Ratio	53.85%

#	User	Runtime	Language	Date
1	Andrew He	0.02 s	C++	2021-08-14 20:06:05
2	Vladyslav Myskiv	0.02 s	C++	2025-02-04 20:56:22
3	Zac Friggstad	0.04 s	C++	2021-08-14 17:03:41
4	Quan Le	0.10 s	C++	2023-09-29 14:11:01
5	Jeremy Lim	0.10 s	C++	2025-10-10 16:08:31
6	Hidden user	0.11 s	C++	2025-12-07 16:44:15
7	Alexander Skidanov	0.11 s	C++	2025-12-07 18:46:37
8	Neal Wu	0.12 s	C++	2021-08-14 19:14:10
9	Xander Fair	0.26 s	C++	2025-11-02 19:19:21
10	Quanquan Liu	0.35 s	C++	2021-08-15 14:01:02

#	User	Length	Language	Date
1	Ildar Gainullin	2541	C++	2021-08-14 17:23:09
2	Andrew He	2544	C++	2021-08-14 20:06:05
3	Kelly Dance	3209	C++	2024-06-02 02:36:36
4	Zac Friggstad	3252	C++	2023-05-28 03:05:14
5	Aditya Sundaram	3881	C++	2023-07-10 11:48:01
6	Jeremy Lim	4454	C++	2025-10-10 16:08:31
7	Vladyslav Myskiv	4873	C++	2025-02-04 20:56:22
8	chenhongxuan	4933	C++	2022-04-28 08:01:09
9	Xander Fair	5027	C++	2025-11-02 19:19:21
10	Quan Le	5965	C++	2023-09-29 14:11:01

Solution running time distribution