File list (Check if you may need any files):
zadania
.......\build
.......\build-before-profiler.xml
.......\build.xml
.......\.....\classes
.......\.....\.......\zadania
.......\.....\.......\.......\Main.class
.......\.....\.......\.......\Sentence.class
.......\.....\.......\.......\Tree.class
.......\.....\.......\.......\WindyString.class
.......\.....\empty
.......\manifest.mf
.......\nbproject
.......\.........\build-impl.xml
.......\.........\genfiles.properties
.......\.........\private
.......\.........\.......\private.properties
.......\.........\.......\private.xml
.......\.........\.......\profiler
.......\.........\.......\........\configurations.xml
.......\.........\profiler-build-impl.xml
.......\.........\project.properties
.......\.........\project.xml
.......\src
.......\...\zadania
.......\...\.......\Main.java
.......\...\.......\Sentence.java
.......\...\.......\Tree.java
.......\...\.......\WindyString.java
.......\test