java code split/merge segmentation

Main2\build\classes\Main.class
.....\.....\.......\main2\canvas.class
.....\.....\.......\.....\EmptyCollectionException.class
.....\.....\.......\.....\lena.jpg
.....\.....\.......\.....\LinearNode.class
.....\.....\.......\.....\LinkedQueue.class
.....\.....\.......\.....\Main.class
.....\.....\.......\.....\Main2.class
.....\.....\.......\.....\mando.jpg
.....\.....\.......\.....\MyPicture2.class
.....\.....\.......\.....\Picture.class
.....\.....\.......\.....\QuadNode.class
.....\.....\.......\.....\QuadTree.class
.....\.....\.......\.....\QuadTree2.class
.....\.....\.......\.....\QueueADT.class
.....\.....\.......\.....\Region1.class
.....\.....\.......\.....\TestMyPicture2.class
.....\build.xml
.....\lena.jpg
.....\.ib\CopyLibs\org-netbeans-modules-java-j2seproject-copylibstask.jar
.....\...\nblibraries.properties
.....\mando.jpg
.....\manifest.mf
.....\nbproject\build-impl.xml
.....\.........\genfiles.properties
.....\.........\private\private.properties
.....\.........\project.properties
.....\.........\project.xml
.....\painted-level-6-60.0-60.0-60.0-20.0-20.0-20.0-lena.jpg
.....\segmented-level-6-60.0-60.0-60.0-20.0-20.0-20.0-lena.jpg
.....\.rc\main2\canvas.java
.....\...\.....\EmptyCollectionException.java
.....\...\.....\lena.jpg
.....\...\.....\LinearNode.java
.....\...\.....\LinkedQueue.java
.....\...\.....\Main.java
.....\...\.....\Main2.java
.....\...\.....\mando.jpg
.....\...\.....\MyPicture2.java
.....\...\.....\Picture.java
.....\...\.....\QuadNode.java
.....\...\.....\QuadTree.java
.....\...\.....\QuadTree2.java
.....\...\.....\QueueADT.java
.....\...\.....\Region1.java
.....\build\classes\main2
.....\.....\classes
.....\lib\CopyLibs
.....\nbproject\private
.....\src\main2
.....\build
.....\lib
.....\nbproject
.....\src
Main2

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