摘要：
* 需要包含的头文件 */#include <cmath >/* 常用的常量定义 */const double INF = 1E200const double EP = 1E-10const int MAXV = 300const double PI = 3.14159265/* 基本几何结构 */struct POINT{ double x; double y; POINT(double a=0, double b=0) { x=a; y=b;} //constructor};struct LINESEG{ POINT s; POINT e; LINESEG(POIN... 阅读全文
