Wavy Facade Structure in Grasshopper

Hi!
I am trying to figure out codes for this grasshopper project. I might have taken the wrong turn and have been stuck on this since a while. As I am still learning grasshopper I am still not well versed with all the commands and its usage. I have not been able to get a solution from here either, or at least the one’s I could understand and other online resources are leading me to paid subscription content.

This is what I am trying to create:

Any help would be really really really appreciated!!

Wavy Facade_2.gh (31.2 KB)

check out this threads:

read Laurent’s activity

it’s a gold mine