c# list how to insert a new value in between two values

Question

so i have a list where i need to add new values constantly but when i do i need to increment it and insert it in between two values.

List initiali         


        

Answer 1

List initializers = new List ();

initializers.Add(1);
initializers.Add(3);

int index = initializers.IndexOf(3);
initializers.Insert(index, 2);

Gives you 1,2,3.