我自己些的一个蛮简单的C++小程序，主要练习了一下C++中的继承和派生的用法-some of my own quite a simple procedure in C minor, mainly about the practice of C inheritance and the use of derivatives

C++金融源程序，各种衍生品定价，包括头文件，cpp文件等-C++ financial source, a variety of derivatives pricing, including header files, cpp files, etc.