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#2
zinc2009-08-13 19:18
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如题:
#include "iostream.h"
#define PI 3.14;
void main()
{
double r;
cin>>r;
double s;
s=PI*r;
cout<<s<<endl;
}
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#2
zinc2009-08-13 19:18
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#3
sydyh432009-08-13 19:24
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#4
罗罗小菜鸟2009-08-15 16:49
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#5
jd2052009-08-15 16:53
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#6
wenguangyi2009-08-15 17:08
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#7
Lambert0082009-08-16 10:40
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#8
明次2009-08-16 13:13
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#9
shangke2009-08-16 16:03
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#10
serious2009-08-18 05:32
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