Still a dynamo newbie and super design script newbie.
I am sure there is a way to do this, but I would not even know where to begin. I appreciate any assistance that could lent my way.
If any value in a sublist does not = 0, find the least value in the sublist, take least value and subtract all entries by least value. End goal will have a 0 entry somewhere in the sublist.
See examples below: