本程序用C++简单地实现了AES算法，可以实现128bits的字符串加密、解密，密码为128bits，具有很好的扩展性，可很容易地扩展为文件加密。-The program in C++ simply implements the AES algorithm, the string can 128bits encryption, decryption, password is 128bits, has good scalability can be easily extended to file