WORST_CASE(?,O(n^1)) Solution: --------- "Cons" :: ["A"(5) x "A"(5)] -(5)-> "A"(5) "Cons" :: ["A"(1) x "A"(1)] -(1)-> "A"(1) "Cons" :: ["A"(7) x "A"(7)] -(7)-> "A"(7) "Cons" :: ["A"(3) x "A"(3)] -(3)-> "A"(3) "False" :: [] -(0)-> "A"(0) "False" :: [] -(0)-> "A"(14) "False" :: [] -(0)-> "A"(8) "Nil" :: [] -(0)-> "A"(1) "Nil" :: [] -(0)-> "A"(7) "Nil" :: [] -(0)-> "A"(3) "Nil" :: [] -(0)-> "A"(5) "True" :: [] -(0)-> "A"(0) "True" :: [] -(0)-> "A"(14) "True" :: [] -(0)-> "A"(6) "and" :: ["A"(0) x "A"(0)] -(0)-> "A"(0) "even" :: ["A"(7)] -(1)-> "A"(0) "goal" :: ["A"(15) x "A"(15)] -(12)-> "A"(0) "lte" :: ["A"(5) x "A"(1)] -(1)-> "A"(0) "notEmpty" :: ["A"(3)] -(3)-> "A"(0) Cost Free Signatures: --------------------- Base Constructors: ------------------ "\"Cons\"_A" :: ["A"(1) x "A"(1)] -(1)-> "A"(1) "\"False\"_A" :: [] -(0)-> "A"(1) "\"Nil\"_A" :: [] -(0)-> "A"(1) "\"True\"_A" :: [] -(0)-> "A"(1)