Problem3361--【Div4】abc397b - 检票记录

3361: 【Div4】abc397b - 检票记录

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Time Limit : 1.000 sec  Memory Limit : 128 MB

SubmitSolved: 12Submit Num: 20Statistics

Description

Sample Input Copy 

ioi

Sample Output Copy 

1

Source/Category

字符串 贪心 atcoder Div4 
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