Problem2176--Robot Vacuum(AIO2021P1)

2176: Robot Vacuum(AIO2021P1)

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Time Limit : 1.000 sec  Memory Limit : 128 MB

SubmitSolved: 20Submit Num: 41Statistics

Description

Sample Input Copy 

5
ENNEE

Sample Output Copy 

5

HINT

Sample input 1:
5
ENNEE


Sample input 2:
8
SWWNENNS

Source/Category

 
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