New to coding, need a little help :-)

Hi there!
So I've *just* yesterday started coding, so complete newbie here.
Read up on the basics for C# and started to try it out ingame with a few trial program blocks, started with just turning on lights / opening doors, combining it, writing the results on lcd's etc. to kinda get the hang/feel for it.

So I wanted to up the stakes, but I can't find why my current script isn't working... the compiler gives a solid "succes" but nothing happens
(also guessing there is an easier way to...

New to coding, need a little help