StudentAdmin
............\.classpath
............\.project
............\.settings
............\.........\org.eclipse.jdt.core.prefs
............\bin
............\...\day1
............\...\....\Admin.class
............\...\....\Student.class
............\...\....\学生管理系统.class
............\src
............\...\day1
............\...\....\Admin.java
............\...\....\Student.java
............\...\....\学生管理系统.java