Figured it out. Man, I'm dumb.
well it isn't that simple for someone who doesn't get it but about putting the code there is good advice i realy tried to find it for hour before i got what the code was
Well, man I think I'm dumb... I figured out the safe password but this? What am I supposed to do here?
you are supposed to get about password being inside of the code and how to get it show itself in the code
think about what i said better and you'll get it on your own (it is advice from the game itself but i said it a bit better then Alex did)