学生管理系统，包括添加学生信息，排序（按姓名、学号、成绩、平均分等），删除（按姓名、学号），按姓名、学号查找，显示学生信息-Student management system, including the addition of student information, sorting (by name, school, grades, grading on average), delete (by name, student number), by name, student number s

用C语言编写的学生管理系统，自己写的，包括学生信息的增加，删，改，查，行等主要功能-Using c language student management system, to write their own, including the student information to add, delete, change, search, row, and other major functions