WORST_CASE(?,O(n^1))

Solution:
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  "a" :: ["A"(1)] -(15)-> "A"(14)
  "b" :: ["A"(0)] -(1)-> "A"(1)
  "b" :: ["A"(0)] -(0)-> "A"(0)
  "c" :: ["A"(0)] -(0)-> "A"(11)


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

  "a" :: ["A"_cf(0)] -(0)-> "A"_cf(0)
  "b" :: ["A"_cf(0)] -(0)-> "A"_cf(0)
  "c" :: ["A"_cf(0)] -(0)-> "A"_cf(0)


Base Constructors:
------------------
  "\"b\"_A" :: ["A"(0)] -(1)-> "A"(1)
  "\"c\"_A" :: ["A"(0)] -(0)-> "A"(1)