(dotimes[x 4](println"Happy Birthday"(if(= x 2)"Dear XXX""To You"))) -> 68 chars! Sorry I'm getting carried away now :)
On Fri, Sep 18, 2009 at 12:26 AM, David Nolen <dnolen.li...@gmail.com>wrote: > (dorun(map #(println"Happy Birthday %s"(if(= 2 %)"Dear XXX""To You"))(range > 4))) ; -> 80 chars > should produce the correct output at the repl. This is probably the most > correct one. > > can we get shorter? :) > > > On Fri, Sep 18, 2009 at 12:24 AM, Wilson MacGyver <wmacgy...@gmail.com>wrote: > >> >> Hmmm, your solution produces nils in REPL. >> >> user=> (map #(printf "Happy Birthday %s\n" (if (= 2 %) "Dear XXX" "To >> You")) (range 4)) >> (Happy Birthday To You >> Happy Birthday To You >> nil Happy Birthday Dear XXX >> nil Happy Birthday To You >> nil nil) >> >> >> On Fri, Sep 18, 2009 at 12:19 AM, Krukow <karl.kru...@gmail.com> wrote: >> > >> > >> > >> > On Sep 18, 5:53 am, Wilson MacGyver <wmacgy...@gmail.com> wrote: >> >> This blog post got me thinking. >> http://www.artima.com/weblogs/viewpost.jsp?thread=268561 >> >> >> >> Basically it contains both a Java one liner and Scala one liner. >> >> >> >> Java: >> >> for(int i=0; i<4; i++) { System.out.println("Happy Birthday " + (i==2 >> >> ? "Dear XXX" : "To You")); } >> >> >> >> Scala: >> >> (1 to 4).map { i => "Happy Birthday %s".format(if (i == 3) "Dear XXX" >> >> else "To You") }.foreach { println(_) } >> >> >> >> the goal is to generate >> >> >> >> Happy Birthday To You >> >> Happy Birthday To You >> >> Happy Birthday Dear XXX >> >> Happy Birthday To You >> >> >> >> I started thinking about how to do this in clojure. My first reaction >> was to >> >> think of the sentences as two sequences. Uses replicate to generate >> >> them, and map str to join them from two collections. >> > >> > I'd probably just do the scala version :-) >> > >> > (map #(printf "Happy Birthday %s\n" (if (= 2 %) "Dear XXX" "To You")) >> > (range 4)) >> > >> > But remember that the sequence is lazy, so type it directly into repl >> > or wrap in doall. >> > >> > /Karl >> > > >> > >> >> >> >> -- >> Omnem crede diem tibi diluxisse supremum. >> >> >> >> > --~--~---------~--~----~------------~-------~--~----~ 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 -~----------~----~----~----~------~----~------~--~---
