说明：  学生成绩管理系统，以VC++作为开发平台，可以实现信息录入、文件读入、学生信息、课程信息、成绩信息查询、添加、删除、修改、排序
(Student achievement management system to VC++ as a development platform that can achieve information entry, file read, student information, course information, performance information query, add, delete, modify, sort)