课堂随机点名系统。MFC实现。要求能完全实现我们的点名程序已有的功能。即事先从教务处网站上下载某班的学生名单并存盘备用。你的程序能够以某种方式有选择性的加载某个班的存盘文件并把相应的学生信息读入内存，然后以随机的方式来查找某个学生的信息并把它显示出来以实现点名。-Classroom randomly named system. MFC implementation. Requirements to fully realize our program has been named function. That is, from the Office of Academic Affairs Web site in advance of a class of students download and save the standby list. Your program in some way be able to selectively load a class file and save the students put the corresponding information read into memory, then a random way to search a student' s information and put its name displayed in order to achieve .