File list (Check if you may need any files):
ArtificialInteligence\build\classes\EightPuzzle.class
ArtificialInteligence\build\classes\Node.class
ArtificialInteligence\build\classes\proj1.class
ArtificialInteligence\build\classes\Tree.class
ArtificialInteligence\build.xml
ArtificialInteligence\manifest.mf
ArtificialInteligence\nbproject\build-impl.xml
ArtificialInteligence\nbproject\genfiles.properties
ArtificialInteligence\nbproject\private\private.properties
ArtificialInteligence\nbproject\project.properties
ArtificialInteligence\nbproject\project.xml
ArtificialInteligence\src\EightPuzzle.java
ArtificialInteligence\src\Node.java
ArtificialInteligence\src\proj1.java
ArtificialInteligence\src\Tree.java
ArtificialInteligence\build\classes
ArtificialInteligence\nbproject\private
ArtificialInteligence\build
ArtificialInteligence\nbproject
ArtificialInteligence\src
ArtificialInteligence