How can I find the problem # 58? This is something I was looking right now. What's the best order to follow? I know I can sort by complexity but I think there should be a better way to sort them.
Thanks On Sat, Aug 25, 2012 at 1:05 PM, Bronsa <brobro...@gmail.com> wrote: > its* > > > 2012/8/25 Bronsa <brobro...@gmail.com> > >> check out clojure.core/comp, and it's source >> >> >> 2012/8/25 John Holland <jbholl...@gmail.com> >> >>> This problem is really confusing me. I found a solution online, but I >>> can't understand the solution. Can anyone explain to me why this >>> works? >>> >>> The problem is stated as: >>> >>> >>> >>> Write a function which allows you to create function compositions. The >>> parameter list should take a variable number of functions, and create >>> a function applies them from right-to-left. >>> (= [3 2 1] ((__ rest reverse) [1 2 3 4])) >>> (= 5 ((__ (partial + 3) second) [1 2 3 4])) >>> >>> >>> The examples would accept the solution replacing the ____. >>> >>> The solution I found is: >>> >>> (fn [x & xs] >>> (fn [& args] >>> ((fn step [[f & fs] a] >>> (if fs >>> (f (step fs a)) >>> (apply f a))) >>> (cons x xs) args))) >>> >>> >>> This works, and baffles me when I try to understand it. >>> >>> -- >>> 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 > -- 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
