File list (Check if you may need any files):
shujuku
.......\.classpath
.......\.project
.......\bin
.......\...\Cstudent
.......\...\........\AddCourseInfo.class
.......\...\........\AddGradeInfo.class
.......\...\........\AddStuInfo.class
.......\...\........\CourseInfo.class
.......\...\........\CourseSearchCname.class
.......\...\........\CrsBean.class
.......\...\........\csBean.class
.......\...\........\Database.class
.......\...\........\DelCourseInfo.class
.......\...\........\DelStuInfo.class
.......\...\........\EditCourseInfo.class
.......\...\........\EditGradeInfo.class
.......\...\........\EditStuInfo.class
.......\...\........\GradeInfo.class
.......\...\........\GrdSearchAllGrade.class
.......\...\........\ResultCourse.class
.......\...\........\ResultGrade.class
.......\...\........\ResultStudent.class
.......\...\........\SelectCourse.class
.......\...\........\StuBean.class
.......\...\........\StuInfo.class
.......\...\........\StuInfoSearchSno.class
.......\...\........\StuMain$1.class
.......\...\........\StuMain.class
.......\...\........\StuMS.class
.......\...\........\StuSearchSdept.class
.......\...\........\StuSearchSname.class
.......\...\........\StuSearchSnum.class
.......\...\........\StuSearchSsex.class
.......\src
.......\...\Cstudent
.......\...\........\AddCourseInfo.java
.......\...\........\AddGradeInfo.java
.......\...\........\AddStuInfo.java
.......\...\........\CourseInfo.java
.......\...\........\CourseSearchCname.java
.......\...\........\CrsBean.java
.......\...\........\csBean.java
.......\...\........\Database.java
.......\...\........\DelCourseInfo.java
.......\...\........\DelStuInfo.java
.......\...\........\EditCourseInfo.java
.......\...\........\EditGradeInfo.java
.......\...\........\EditStuInfo.java
.......\...\........\GradeInfo.java
.......\...\........\GrdSearchAllGrade.java
.......\...\........\ResultCourse.java
.......\...\........\ResultGrade.java
.......\...\........\ResultStudent.java
.......\...\........\SelectCourse.java
.......\...\........\StuBean.java
.......\...\........\StuInfo.java
.......\...\........\StuInfoSearchSno.java
.......\...\........\StuMain.java
.......\...\........\StuMS.java
.......\...\........\StuSearchSdept.java
.......\...\........\StuSearchSname.java
.......\...\........\StuSearchSnum.java
.......\...\........\StuSearchSsex.java