Problem3476--【语言基础】GESP一级25SepP1-商店折扣

3476: 【语言基础】GESP一级25SepP1-商店折扣

[Creator : ]
Time Limit : 1.000 sec  Memory Limit : 128 MB

SubmitSolved: 1Submit Num: 1Statistics

Description





Sample Input Copy 

8
7
9
10

Sample Output Copy 

3.00

Source/Category

GESP.  语言基础 浮点数 条件 if 
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