Wow, thanks for the quick replies, guys :) I can't decide which one I like best.
On Nov 10, 3:40 pm, Ken Wesson <kwess...@gmail.com> wrote: > And > > (let [x (map #(if (= %1 %2) [%1]) s (rest s))] > (mapcat #(if (nil? %1) %2 %1) x (concat (rest x) [nil]))) > > does it lazily. :) -- 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