实现功能：

1、可以在屏幕上显示所有学生信息

2、可以按学号、姓名、成绩查找学生信息

3、添加学生信息

4、删除学生信息

5、可以按学号、年龄、成绩对学生信息进行排序

6、修改学生信息

7、按分数段查找学生信息并显示出来

补充： 不需要使用数据库，也不是控制台程序。只需在VC++ 6.0 上能够运行即可。-Function: 1, 2 can show that all students can learn by number, name, student achievement information to find 3, 4 student information to add, delete student information 5 on the screen, you can press the student number, age, performance information for students Sort 6, 7 modify student information, student information by scores and display section to find out supplement: no need to use the database, nor is it a console program. Just on VC++ 6.0 can run.