Here’s an example of what I’m after. Example Input = “1-4,8,10,15b” Desired Output = “1,2,3a,3b,3c,4,8,10,15b” The idea is there’ll be a range between 1-100. Some of these may have children values (example 3a, 3b, 3c). If “3” is inputed it would capt...