Merge pull request #15 from AnastasiaStudent/master

Aufgabe1,2 und 3
udpate for arryslist
Update Main.java

3 examples
Update Main.java
Update Main.java

as
Update Main.java

a
update
Update Main.java

udpa
Update Main.java

ad
Update Main.java

ad
Update Main.java
Merge pull request #15 from Johnmalc/master

Not finished, aber lies comments inside