File list (Check if you may need any files):
DemoThreads
...........\.project
...........\src
...........\...\Main.java
...........\...\myOutput.java
...........\...\Demo1.java
...........\...\Demo2.java
...........\...\Demo3.java
...........\...\Demo4.java
...........\...\Demo5.java
...........\...\Demo6.java
...........\bin
...........\...\Main.class
...........\...\Main$2.class
...........\...\Main$1.class
...........\...\myOutput.class
...........\...\Main$3.class
...........\...\Main$4.class
...........\...\Demo1.class
...........\...\Main$5.class
...........\...\Main$6.class
...........\...\Main$8.class
...........\...\Main$7.class
...........\...\Demo2.class
...........\...\Demo2$1.class
...........\...\Demo2$2.class
...........\...\Demo3.class
...........\...\Demo3$2.class
...........\...\Demo3$1.class
...........\...\Demo4.class
...........\...\Demo4$2.class
...........\...\Demo4$1.class
...........\...\Demo5.class
...........\...\Demo5$1.class
...........\...\Demo5$2.class
...........\...\Demo6.class
...........\...\Demo6$2.class
...........\...\Demo6$1.class
...........\.classpath
...........\.settings
...........\.........\org.eclipse.core.resources.prefs