WORST_CASE(?,O(n^0))

Solution:
---------

  "a" :: [] -(0)-> "A"(0)
  "activate" :: ["A"(0)] -(2)-> "A"(0)
  "c" :: ["A"(0)] -(0)-> "A"(0)
  "f" :: ["A"(0)] -(1)-> "A"(0)
  "g" :: ["A"(0)] -(0)-> "A"(0)
  "n__f" :: ["A"(0)] -(0)-> "A"(0)


Cost Free Signatures:
---------------------




Base Constructors:
------------------