文件名称:jiangshen
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.学生的记录信息要保存在磁盘文件中（记录结构至少应包括以下四项：学号、姓名、累计次数、学分）。学分计算方法：在本学期内累计次数达到20次，可得到0.5学分，否则没有学分，新学期开始累计次数从0开始累计。在大学期间，最多可得到2学分。该系统具有如下功能：
（1）学生记录输入。
（2）跑步签到（每签到一次，累计次数加1）。
（3）查询（可按学号、学分等进行查询）。
（4）插入新生的记录。
-. Students to record information stored in the disk file (record structure of at least four should include the following: Student ID, name, the cumulative number of credits). Credits calculated as follows: During the semester with a total of 20 times the number of available credits 0.5, otherwise there is no credits, the cumulative number of the new semester started a total of from 0. At the university during the period up to receive 2 credits. The system has the following features: (1) student input record. (2) running attendance (per sign in once, the cumulative increase in the number 1). (3) query (according to study number, credit inquiries, etc.). (4) insert new records.
（1）学生记录输入。
（2）跑步签到（每签到一次，累计次数加1）。
（3）查询（可按学号、学分等进行查询）。
（4）插入新生的记录。
-. Students to record information stored in the disk file (record structure of at least four should include the following: Student ID, name, the cumulative number of credits). Credits calculated as follows: During the semester with a total of 20 times the number of available credits 0.5, otherwise there is no credits, the cumulative number of the new semester started a total of from 0. At the university during the period up to receive 2 credits. The system has the following features: (1) student input record. (2) running attendance (per sign in once, the cumulative increase in the number 1). (3) query (according to study number, credit inquiries, etc.). (4) insert new records.
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jiangshen.txt