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 [email protected] Note that posts from new members are moderated - please be patient with your first post. To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/clojure?hl=en
