vc++编程获得Windows系统的登录用户名，很多都是Administrator，如上图的编译所示，这个要跟系统的ＳＡＭ相关了，因为Windows的登录信息存取在Windows目录的ＳＡＭ文件中，这个文件是经过特殊加密的，一般情况下不容易被打开，通过这个小程序你或许会从中学习到什么。

-vc++ programming access to Windows system logon user name, many of which are Administrator, compile the map shown above, the SAM system, related to keep up, because the Windows login information to access the SAM file in the Windows directory, this file is the result of special encryption, under normal circumstances is not easy to open, through this small program you may learn anything.