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急~为什么总是出现PE 应该怎么改 谢谢了#include<iostream>
#include<cmath>
using namespace std;
#define pi 3.14
int main()
{
int counter;
float x,y;
double square;
double years;
cin>>counter;
for(int i=0;i<counter;i++)
{
cin>>x>>y;
square=pi*(x*x+y*y);
years=square/100;
cout<<"Property"<<i+1<<":"<<"This property will begin eroding in year" <<(int)++years<<"."<<endl;
}
cout<<"END OF OUTPUT."<<endl;
return 0;
}
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