设计了一个学生自助选课系统，要实现选课系统的一些基本功能，如：学生选课、选课限制、计算学费、退课等。储存学生信息和课程信息等数据，并有一个易于理解的图形化界面供管理与查询这些信息。选用了visual studio 2017用于编程，MFC窗体用于制作易于理解的图形化界面与来共同实现这些功能。(A student self-selection system was designed to achieve some basic functions of the course selection system, such as: student selection, restrictions on course selection, calculation of tuition fees, and withdrawal of classes. Store data such as student information and course information, and have an easy-to-understand graphical interface for managing and querying this information. Visual studio 2017 was chosen for programming, and MFC forms were used to make easy-to-understand graphical interfaces and to implement these functions together.)