File list (Check if you may need any files):
Hopfield
........\.classpath
........\.project
........\bin
........\...\Hopfield
........\...\........\aa.class
........\...\........\bb.class
........\...\........\Course.class
........\...\........\Net.class
........\...\........\Student.class
........\...\........\Test.class
........\src
........\...\Hopfield
........\...\........\aa.java
........\...\........\bb.java
........\...\........\Course.java
........\...\........\Net.java
........\...\........\Student.java
........\...\........\Test.java