emacs halp

I just got emacs, just learning C
/prog/ help.
I'm not expert enough to read SICP yet, so inb4 that.

How do I compile something written in C on emacs?

I expect many trolls, one serious answer at least would be nice.

>>26
Tell's me I'm mental midget
Expects me to tell what I do for living
Expects answer to his/her questions
Implies I'm ashamed of my job
Go to /b/, seriously.