unixcsir的专栏

C++ Code: #include class Componet { public: virtual int CalCost(void) = 0; }; class ComponetBase : public Componet { private: int _baseCost; public: ComponetBase(int bc) : _baseCost(bc) {} vi

C++ Code: #include class AlgorithmInterface { public: virtual int CalAns(int lhs, int rhs) = 0; }; class SubMethod : public AlgorithmInterface { public: virtual int CalAns(int lhs, int rhs) { re

C++ Code: #include #include #include #include class AbstractObserver { public: virtual int GetObserverId(void) const = 0; virtual void UpdateMethod(int temperature, int humidity) const = 0; }