On Thu, Dec 17, 2009 at 2:04 AM, Meikel Brandmeyer <m...@kotka.de> wrote: > Hi, > > On Dec 16, 10:36 pm, Graham Fawcett <graham.fawc...@gmail.com> wrote: > >> Not sure it's better, but I find this more readable: >> >> (defn stack-apply [n f stack] >> (if (zero? n) >> stack >> (conj (stack-apply (dec n) f (pop stack)) >> (f (last stack))))) > > Unrelated note: (last stack) turns the vector into a seq and walks it > linearly. (peek stack) returns the last element in O(1) (or maybe O > (log32 N)?) time.
Definitely related! Thanks, Miekel, I have not yet internalized all of these seq operations. Best, Graham > > Sincerely > Meikel > > -- > You received this message because you are subscribed to the Google > Groups "Clojure" group. > To post to this group, send email to clojure@googlegroups.com > Note that posts from new members are moderated - please be patient with your > first post. > To unsubscribe from this group, send email to > clojure+unsubscr...@googlegroups.com > For more options, visit this group at > http://groups.google.com/group/clojure?hl=en -- You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to clojure@googlegroups.com Note that posts from new members are moderated - please be patient with your first post. To unsubscribe from this group, send email to clojure+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/clojure?hl=en
