简单的学生成绩统计工具，唯一值得称道的是对于CEdit在CListCtrl中的灵活使用。适应于初学者，特别想做出Excel效果的初学者。-Simple statistical tools of student achievement, the only noteworthy is the CEdit in the flexible use of CListCtrl. Suitable for beginners, especially beginners want to make Excel e