WORST_CASE(?,O(n^1)) Solution: --------- "2nd" :: ["A"(15)] -(6)-> "A"(0) "activate" :: ["A"(0)] -(8)-> "A"(0) "cons" :: ["A"(0) x "A"(0)] -(0)-> "A"(0) "cons" :: ["A"(15) x "A"(15)] -(15)-> "A"(15) "cons1" :: ["A"(0) x "A"(0)] -(0)-> "A"(15) "from" :: ["A"(0)] -(4)-> "A"(0) "n__from" :: ["A"(0)] -(0)-> "A"(0) "n__from" :: ["A"(0)] -(0)-> "A"(14) "n__from" :: ["A"(0)] -(0)-> "A"(8) "s" :: ["A"(0)] -(0)-> "A"(1) Cost Free Signatures: --------------------- "2nd" :: ["A"_cf(0)] -(0)-> "A"_cf(0) "activate" :: ["A"_cf(0)] -(0)-> "A"_cf(0) "cons" :: ["A"_cf(0) x "A"_cf(0)] -(0)-> "A"_cf(0) "cons1" :: ["A"_cf(0) x "A"_cf(0)] -(0)-> "A"_cf(0) "from" :: ["A"_cf(0)] -(0)-> "A"_cf(0) "n__from" :: ["A"_cf(0)] -(0)-> "A"_cf(0) "s" :: ["A"_cf(0)] -(0)-> "A"_cf(0) Base Constructors: ------------------ "\"cons\"_A" :: ["A"(1) x "A"(1)] -(1)-> "A"(1) "\"cons1\"_A" :: ["A"(0) x "A"(0)] -(0)-> "A"(1) "\"n__from\"_A" :: ["A"(0)] -(0)-> "A"(1) "\"s\"_A" :: ["A"(0)] -(0)-> "A"(1)