这是我写的一个帐户保险箱的程序，　Ｃ＋＋语言，　里面涉及到数据加密和解密的相关知识，　有兴趣的可以下载下来看看．-This is a program I wrote an account safe C++ language, which comes to the knowledge of the data encryption and decryption, interested can download to look down.