File list (Check if you may need any files):
ssong\.classpath
.....\.project
.....\.settings\org.eclipse.jdt.core.prefs
.....\bin\ssong\add$1.class
.....\...\.....\add$2.class
.....\...\.....\add$3.class
.....\...\.....\add.class
.....\...\.....\Asystem.class
.....\...\.....\Jsystem.class
.....\...\.....\Log.class
.....\...\.....\Psystem.class
.....\...\.....\Reg.class
.....\...\.....\select$1.class
.....\...\.....\select$2.class
.....\...\.....\select.class
.....\...\.....\select2$1.class
.....\...\.....\select2.class
.....\...\.....\select3$1.class
.....\...\.....\select3.class
.....\...\.....\song$1.class
.....\...\.....\song.class
.....\...\.....\way.class
.....\src\ssong\add.java
.....\...\.....\Asystem.java
.....\...\.....\Jsystem.java
.....\...\.....\Log.java
.....\...\.....\Psystem.java
.....\...\.....\Reg.java
.....\...\.....\select.java
.....\...\.....\select2.java
.....\...\.....\select3.java
.....\...\.....\song.java
.....\...\.....\way.java
.....\bin\ssong
.....\src\ssong
.....\.settings
.....\bin
.....\src
ssong