WORST_CASE(?,O(n^1)) Solution: --------- "Cons" :: ["A"(0) x "A"(1)] -(1)-> "A"(1) "Cons" :: ["A"(0) x "A"(0)] -(0)-> "A"(0) "Cons" :: ["A"(0) x "A"(15)] -(15)-> "A"(15) "Cons" :: ["A"(0) x "A"(4)] -(4)-> "A"(4) "Cons" :: ["A"(0) x "A"(3)] -(3)-> "A"(3) "Cons" :: ["A"(0) x "A"(8)] -(8)-> "A"(8) "Cons" :: ["A"(0) x "A"(7)] -(7)-> "A"(7) "False" :: [] -(0)-> "A"(7) "False" :: [] -(0)-> "A"(6) "False" :: [] -(0)-> "A"(11) "False" :: [] -(0)-> "A"(14) "Nil" :: [] -(0)-> "A"(0) "Nil" :: [] -(0)-> "A"(4) "Nil" :: [] -(0)-> "A"(3) "Nil" :: [] -(0)-> "A"(15) "Nil" :: [] -(0)-> "A"(1) "Nil" :: [] -(0)-> "A"(12) "Nil" :: [] -(0)-> "A"(10) "Nil" :: [] -(0)-> "A"(14) "Nil" :: [] -(0)-> "A"(6) "Nil" :: [] -(0)-> "A"(8) "True" :: [] -(0)-> "A"(7) "True" :: [] -(0)-> "A"(6) "True" :: [] -(0)-> "A"(14) "f" :: ["A"(7) x "A"(3)] -(10)-> "A"(0) "f[Ite][False][Ite]" :: ["A"(6) x "A"(7) x "A"(3)] -(7)-> "A"(0) "g" :: ["A"(8) x "A"(4)] -(3)-> "A"(0) "g[Ite][False][Ite]" :: ["A"(7) x "A"(8) x "A"(4)] -(0)-> "A"(0) "goal" :: ["A"(15) x "A"(14)] -(16)-> "A"(0) "lt0" :: ["A"(0) x "A"(1)] -(1)-> "A"(13) "notEmpty" :: ["A"(15)] -(9)-> "A"(3) "number4" :: ["A"(0)] -(16)-> "A"(0) Cost Free Signatures: --------------------- "Cons" :: ["A"_cf(0) x "A"_cf(0)] -(0)-> "A"_cf(0) "False" :: [] -(0)-> "A"_cf(0) "Nil" :: [] -(0)-> "A"_cf(0) "True" :: [] -(0)-> "A"_cf(0) "f" :: ["A"_cf(0) x "A"_cf(0)] -(0)-> "A"_cf(0) "f[Ite][False][Ite]" :: ["A"_cf(0) x "A"_cf(0) x "A"_cf(0)] -(0)-> "A"_cf(0) "g" :: ["A"_cf(0) x "A"_cf(0)] -(0)-> "A"_cf(0) "g[Ite][False][Ite]" :: ["A"_cf(0) x "A"_cf(0) x "A"_cf(0)] -(0)-> "A"_cf(0) "lt0" :: ["A"_cf(0) x "A"_cf(0)] -(0)-> "A"_cf(0) Base Constructors: ------------------ "\"Cons\"_A" :: ["A"(0) x "A"(1)] -(1)-> "A"(1) "\"False\"_A" :: [] -(0)-> "A"(1) "\"Nil\"_A" :: [] -(0)-> "A"(1) "\"True\"_A" :: [] -(0)-> "A"(1)