I Think I Need a Houseboat（PKU1005）

/*题目四：I Think I Need a Houseboat（PKU1005）
*作者：国风崽
*/
#include<iostream>
using namespace std;
int main(){
float x,y;//坐标
int testcase,t=0;
cin>>testcase;
while(testcase){
cin>>x>>y;
++t;
cout<<"Property "<<t<<": This property will begin eroding in year "<<(int)(3.1415926*(x*x+y*y)/100+1)<<"."<<endl;
--testcase;
}
cout<<"END OF OUTPUT."<<endl;
return 0;

}