mono - csharp in linux - ubuntu linux version

* mono

** mono-gmcs
sudo apt-get install mono-gmcs

which gmcs
: /usr/bin/gmcs


** mono-develop
  http://www.mono-project.com/
  For a nice IDE to work in try monodevelop

sudo apt-get install mono-complete
sudo apt-get install mono-devel
sudo apt-get install monodevelop

or -> sudo apt-get install mono-devel mono-complete monodevelop