update ex3
Solution for ex1.
Solution for ex2.
Felix Simon - ex1 solution
Felix Simon - ex2 solution
Merge branch 'master' into 'master'

Master

Hi Matthias,

ich hoffe/denke ein "Merge Request" ist dasselbe wie ein "Pull Request".

Gruß Felix
committing ex1 and ex2 as part of ex3
ex2 solution
Merge branch 'master' of https://github.com/mattmilten/appfs
Add ex2 main.cpp
Merge branch 'master' into 'master'

add ex2/main.cpp
Merge branch 'master' into 'master'

Master
Merge branch 'master' of https://github.com/mattmilten/appfs
Iupinov
fix duplicates
add Ralf ex2
Merge pull request #10 from s6angrev/master

ex1 and ex2 as part of ex3
Merge pull request #11 from rallenz/master

add Ralf ex2
Merge branch 'master' into 'master'

Master

Aleksei Iupinov's ex1-ex2
Add ex1