#BZOJ2711. [Violet 2]After 17
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ID: 26074
Type: Default
1000ms
256MiB
Tried: 0
Accepted: 0
Difficulty: (None)
Uploaded By:
Hydro
[Violet 2]After 17
题目描述
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输入格式
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输出格式
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4
4 5
1 2
3 3
4 1
-38.00
f提示
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Source
ftiasch原创,Vani加强.