Problem3540--【Div3】USACO2020-FebBronzeP2.-Mad Scientist

3540: 【Div3】USACO2020-FebBronzeP2.-Mad Scientist

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Time Limit : 1.000 sec  Memory Limit : 128 MB

SubmitSolved: 1Submit Num: 1Statistics

Description

Sample Input Copy 

7
GHHHGHH
HHGGGHH

Sample Output Copy 

2

Source/Category

USACO 字符串 双指针 贪心 
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