> #include<iostream.h>
> int main(void)
> {
>     int n,year;
>     float x,y,area;
>     cin>>n;
>     float *A=new float[n];
>     for(int i=1;i<=n;i++)
>     {
>         cin>>x>>y;
>         area=(x*x+y*y)*3.14159/2.0;
>         year=1+(int)(area/50.0);
>         cout<<"Property "<<i<<": This property will begin eroding in year "<<year<<".\n";
>     }
>     cout<<"END OF OUTPUT."<<endl;
>     return 0;
> }