Problem 12626

12626 - Reachable Nodes

Status | Limits Submit

	Time	Memory
Case 1	1 sec	32 MB
Case 2	1 sec	32 MB
Case 3	1 sec	32 MB
Case 4	1 sec	32 MB
Case 5	1 sec	32 MB

Description

Input

Output

Sample Input Download

Sample Output Download

7

Tags

2020_Spring_DS_Hon

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