Problem3083--【Div2】思维+模拟 - 使之不再美丽

3083: 【Div2】思维+模拟 - 使之不再美丽

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Time Limit : 1.000 sec  Memory Limit : 128 MB

SubmitSolved: 2Submit Num: 4Statistics

Description

注意本题有多组用例




Sample Input Copy 

4
3
2 2 2
5
1 2 1 2 1
1
1
7
3 3 3 5 3 3 3

Sample Output Copy 

-1
1
-1
3

Source/Category

Div2 vector 模拟 思维 
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