学生成绩管理程序

编制一个统计学生考试分数的管理程序。

设学生成绩已以一个学生一个记录的形式存储在文件中，

每位学生记录包含的信息有：姓名，学号和各门功课的成绩。

程序具有以下几项功能：求出各门课程的总分，平均分，按姓名，

按学号寻找其记录并显示，浏览全部学生成绩和按总分由高到低显示学生信息等-The preparation of student performance management process of a statistical test scores of students of the management process. For student achievement to a student has a record stored in the document, each student records contain information are: name, school subjects and the results. Procedures have the following functions: to derive the course of the total, average, by name, by the school and its records to find its shows, browse all students score high to low according to the results and information that students