摘要： template class SquareMatriBase{ protected: void invert(std::size_t matrixSize); }; template class SquareMatrix : private SquareMatriBase//private继承表示SquareMatrix由SquareMatriBase继承而来 { private: ... 阅读全文

摘要： #include class CompanyA{ public: void sendCleartext(const std::string& msg){}; void sendEncrypted(const std::string& msg){}; }; class CompanyB{ void sendCleartext(const std::string& msg... 阅读全文