ZOJ 1049 判断坐标点

http://acm.zju.edu.cn/onlinejudge/showProblem.do?problemId=49

水题

 #include<iostream>
 #include<cmath>
 #include<iomanip>
 using namespace std;
 
 bool judge(double x,double y,double r)
 {
           return x*x+y*y < r*r;
 }
 
 int main()
 {
           int t;
           cin>>t;
           for(int i = ;i<=t;i++)
           {
                     double m,n;
                     cin>>m>>n;
                     int y;
                     cout<<"Property "<<i<<": ";
                     for(int y = ;;y++)
                     {
                               int S = *y;
                               double r = sqrt((double)S/3.1415926);
                               if(judge(m,n,r))
                               {
                                         cout<<"This property will begin eroding in year "<<y<<"."<<endl;
                                         break;
                               }
                     }
           }
           cout<<"END OF OUTPUT."<<endl;
 }