这个是关于aes对称加密算法的优化程序，请大家指教。

标准c语言大数运算函数库，并附应用实例rsa加密程序。参考afanty编写适用与MFC的BigInt库。-Standard library c language operator of large numbers, with application examples rsa encryption. Reference afanty prepared for the BigInt with the MFC library.