Problem I
Reachable Roads — Problem Statistics

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Submissions	25
Accepted submissions	2
Submission ratio	8.00%
Authors	7
Accepted authors	2
Author ratio	28.57%

#	User	Runtime	Language	Date
1	Kevin Deng	0.02 s	C++	2025-06-27 20:42:20

#	User	Runtime	Language	Date
1	Hidden user	0.17 s	Python 3	2025-06-27 20:10:33

#	User	Length	Language	Date
1	Kevin Deng	949	C++	2025-06-27 20:42:20

#	User	Length	Language	Date
1	Hidden user	1361	Python 3	2025-06-27 20:10:33

Solution running time distribution