WORST_CASE(?,O(n^1)) Solution: --------- "0" :: [] -(0)-> "A"(15) "activate" :: ["A"(15)] -(1)-> "A"(0) "cons" :: ["A"(15) x "A"(15)] -(15)-> "A"(15) "cons" :: ["A"(0) x "A"(0)] -(0)-> "A"(0) "cons" :: ["A"(1) x "A"(1)] -(1)-> "A"(1) "first" :: ["A"(15) x "A"(15)] -(2)-> "A"(0) "from" :: ["A"(12)] -(8)-> "A"(0) "n__first" :: ["A"(15) x "A"(15)] -(15)-> "A"(15) "n__first" :: ["A"(0) x "A"(0)] -(0)-> "A"(0) "n__first" :: ["A"(1) x "A"(1)] -(1)-> "A"(1) "n__from" :: ["A"(15)] -(15)-> "A"(15) "n__from" :: ["A"(1)] -(1)-> "A"(1) "n__from" :: ["A"(6)] -(6)-> "A"(6) "nil" :: [] -(0)-> "A"(8) "s" :: ["A"(15)] -(15)-> "A"(15) "s" :: ["A"(1)] -(1)-> "A"(1) Cost Free Signatures: --------------------- Base Constructors: ------------------ "\"0\"_A" :: [] -(0)-> "A"(1) "\"cons\"_A" :: ["A"(1) x "A"(1)] -(1)-> "A"(1) "\"n__first\"_A" :: ["A"(0) x "A"(0)] -(1)-> "A"(1) "\"n__from\"_A" :: ["A"(0)] -(1)-> "A"(1) "\"nil\"_A" :: [] -(0)-> "A"(1) "\"s\"_A" :: ["A"(1)] -(1)-> "A"(1)