要求能添加、更新和删除和查询学生信息的功能，每条记录应该有：学号、姓名、宿舍号码、所在系、年级。

Request to add, update, and delete student information and query functions, each record should have: student ID, name, number of quarters, where the line, grade.

youdao

要求能添加、更新和删除和查询学生信息的功能，每条记录应该有：学号、姓名、宿舍号码、所在系、年级。

Request to add, update, and delete student information and query functions, each record should have: student ID, name, number of quarters, where the line, grade.

youdao