成绩管理系统v1.0

1.计算总分和平均分

2.按成绩由高到低排出名次表

3.按学号由小到大排出成绩表

4.查询学生排名及成绩

5.各级别人数以及所占百分数

6.输出每个学生的学号，成绩以及课目的总分和平均分-Performance management system v1.0 1. Calculate total and average points 2. Discharge rank by descending grades in Table 3. According to study results from small to large discharge Table 4. Query ranking and score five students at all levels as well as several others the percentage of 6 outputs each student' s school, grades and subjects, and the average points score