File list (Check if you may need any files):
knapsack\build.xml
........\build
........\.....\classes
........\.....\.......\knapsack
........\.....\.......\........\br.class
........\.....\.......\........\Main.class
........\.....\.......\........\NewJFrame$1.class
........\.....\.......\........\NewJFrame$2.class
........\.....\.......\........\NewJFrame.class
........\manifest.mf
........\nbproject
........\.........\build-impl.xml
........\.........\genfiles.properties
........\.........\private
........\.........\.......\config.properties
........\.........\.......\private.properties
........\.........\project.properties
........\.........\project.xml
........\src
........\...\knapsack
........\...\........\br.java
........\...\........\Main.java
........\...\........\NewJFrame.form
........\...\........\NewJFrame.java
........\test