Problem A
The Wire Ghost — Problem Statistics

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Submissions	1118
Accepted submissions	78
Submission ratio	6.98%
Authors	145
Full solves [?]	8
Full solve Ratio	5.52%

#	User	Runtime	Language	Date
1	Benjamin Qi	0.01 s	C++	2019-11-10 22:32:57
2	Richard Qi	0.01 s	C++	2019-11-11 00:09:38
3	Henry Xia	0.04 s	C++	2019-11-12 09:13:00
4	Hidden user	0.09 s	C++	2021-11-29 17:25:48
5	Albert Smith	0.21 s	C++	2023-05-23 16:55:11
6	Jeremy Lim	0.22 s	C++	2025-02-14 19:35:18

#	User	Runtime	Language	Date
1	Hidden user	0.68 s	Java	2025-09-10 01:57:42

#	User	Runtime	Language	Date
1	Mirko Blüming	0.61 s	Python 3	2022-08-07 03:41:31

#	User	Length	Language	Date
1	Albert Smith	4704	C++	2023-05-23 16:55:11
2	Jeremy Lim	4967	C++	2025-02-14 19:58:04
3	Henry Xia	5392	C++	2019-11-12 17:45:20
4	Benjamin Qi	9270	C++	2019-11-10 22:32:57
5	Richard Qi	9818	C++	2019-11-11 00:09:38
6	Hidden user	10006	C++	2021-11-29 17:25:48

#	User	Length	Language	Date
1	Hidden user	12294	Java	2025-09-10 02:57:32

#	User	Length	Language	Date
1	Mirko Blüming	5974	Python 3	2022-08-07 03:41:31

Solution running time distribution