一个除法类,可以精确到任意指定精度. class Devide { private: double L_data,R_data; int OffsetResult,OffsetA,OffsetB; char* result; public: char* GetResult(double a, double b, int OffsetOfResult=6, int OffsetOfA=-1, int OffsetOfB=-1); char* GetResult(); Devide(double a,double b,int OffsetOfResult=6,int OffsetO