WORST_CASE(?,O(n^2))

Solution:
---------

  "Add" :: ["A"(4, 4) x "A"(0, 4)] -(4)-> "A"(0, 4)
  "Nat" :: ["A"(0, 4)] -(4)-> "A"(0, 4)
  "Sub" :: ["A"(4, 4) x "A"(0, 4)] -(4)-> "A"(0, 4)
  "Succ" :: ["A"(0, 1)] -(0)-> "A"(0, 1)
  "Succ" :: ["A"(1, 1)] -(1)-> "A"(1, 1)
  "Zero" :: [] -(0)-> "A"(0, 1)
  "Zero" :: [] -(0)-> "A"(1, 1)
  "Zero" :: [] -(0)-> "A"(15, 8)
  "add#2" :: ["A"(1, 1) x "A"(0, 1)] -(1)-> "A"(0, 1)
  "eval#1" :: ["A"(0, 4)] -(0)-> "A"(0, 1)
  "main" :: ["A"(14, 10)] -(16)-> "A"(0, 0)
  "sub#2" :: ["A"(1, 1) x "A"(0, 1)] -(2)-> "A"(1, 1)


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

  "Add" :: ["A"_cf(4, 0) x "A"_cf(4, 0)] -(4)-> "A"_cf(4, 0)
  "Add" :: ["A"_cf(0, 0) x "A"_cf(0, 0)] -(0)-> "A"_cf(0, 0)
  "Nat" :: ["A"_cf(4, 0)] -(0)-> "A"_cf(4, 0)
  "Nat" :: ["A"_cf(0, 0)] -(0)-> "A"_cf(0, 0)
  "Sub" :: ["A"_cf(4, 0) x "A"_cf(4, 0)] -(4)-> "A"_cf(4, 0)
  "Sub" :: ["A"_cf(0, 0) x "A"_cf(0, 0)] -(0)-> "A"_cf(0, 0)
  "Succ" :: ["A"_cf(1, 0)] -(1)-> "A"_cf(1, 0)
  "Succ" :: ["A"_cf(0, 0)] -(0)-> "A"_cf(0, 0)
  "Succ" :: ["A"_cf(4, 0)] -(4)-> "A"_cf(4, 0)
  "Zero" :: [] -(0)-> "A"_cf(1, 0)
  "Zero" :: [] -(0)-> "A"_cf(0, 0)
  "Zero" :: [] -(0)-> "A"_cf(8, 0)
  "Zero" :: [] -(0)-> "A"_cf(4, 0)
  "Zero" :: [] -(0)-> "A"_cf(8, 8)
  "add#2" :: ["A"_cf(1, 0) x "A"_cf(1, 0)] -(0)-> "A"_cf(1, 0)
  "add#2" :: ["A"_cf(0, 0) x "A"_cf(0, 0)] -(0)-> "A"_cf(0, 0)
  "add#2" :: ["A"_cf(4, 0) x "A"_cf(4, 0)] -(0)-> "A"_cf(4, 0)
  "eval#1" :: ["A"_cf(4, 0)] -(0)-> "A"_cf(1, 0)
  "eval#1" :: ["A"_cf(0, 0)] -(0)-> "A"_cf(0, 0)
  "eval#1" :: ["A"_cf(4, 0)] -(0)-> "A"_cf(4, 0)
  "sub#2" :: ["A"_cf(1, 0) x "A"_cf(0, 0)] -(0)-> "A"_cf(1, 0)
  "sub#2" :: ["A"_cf(0, 0) x "A"_cf(0, 0)] -(0)-> "A"_cf(0, 0)
  "sub#2" :: ["A"_cf(4, 0) x "A"_cf(0, 0)] -(0)-> "A"_cf(4, 0)


Base Constructors:
------------------
  "\"Add\"_A" :: ["A"(1, 0) x "A"(1, 0)] -(1)-> "A"(1, 0)
  "\"Add\"_A" :: ["A"(1, 1) x "A"(0, 1)] -(1)-> "A"(0, 1)
  "\"Nat\"_A" :: ["A"(1, 0)] -(0)-> "A"(1, 0)
  "\"Nat\"_A" :: ["A"(0, 1)] -(1)-> "A"(0, 1)
  "\"Sub\"_A" :: ["A"(1, 0) x "A"(1, 0)] -(1)-> "A"(1, 0)
  "\"Sub\"_A" :: ["A"(1, 1) x "A"(0, 1)] -(1)-> "A"(0, 1)
  "\"Succ\"_A" :: ["A"(1, 0)] -(1)-> "A"(1, 0)
  "\"Succ\"_A" :: ["A"(0, 1)] -(0)-> "A"(0, 1)
  "\"Zero\"_A" :: [] -(0)-> "A"(1, 0)
  "\"Zero\"_A" :: [] -(0)-> "A"(0, 1)