学习自http://blog.csdn.net/dooder_daodao/article/details/6336879View Code 1 #include<stdio.h> 2 #include<math.h> 3 #include<stdlib.h> 4 #include<time.h> 5 const double inf = 1e10; 6 const double pi = acos(-1.0); 7 const int Rp = 4; 8 const int shift = 60; 9 struct point {10 doub Read More
