学生信息管理系统，拥有分级登录，成绩录入，增删改查一样不少，平均分以及分数排序等，值得下载！c语言编写，vc vs编译器可用！-Student Information Management System, has a hierarchical log, results entry, CRUD like a lot, and the average score ranking, it is worth downloading! c language, vc vs compiler availabl