:(
map is lazy, so you'll need to wrap it in doall
(dotimes [i 4] (println "Happy Birthday" ({2 "Dear XXX"} i "To You")))
On Thu, Sep 17, 2009 at 9:17 PM, David Nolen <dnolen.li...@gmail.com> wrote:
> Actually to be fair, here's a Clojure version that uses as little whitespace
> as the Scala and Java ones do.
> (map #(str"Happy Birthday "%)(assoc (vec (replicate 4"To You"))2"Dear XXX"))
> ; -> 76 chars
>
> On Fri, Sep 18, 2009 at 12:14 AM, David Nolen <dnolen.li...@gmail.com>
> wrote:
>>
>> Your basic approach seems sound:
>> (map #(str "Happy Birthday " %) (assoc (vec (replicate 4 "To You")) 2
>> "Dear XXX") -> 81 chars including white space
>> for(int i=0;i<4;i++){System.out.println("Happy Birthday "+(i==2?"Dear
>> XXX":"To You"));}) -> 88 chars
>> (1 to 4).map{i=>"Happy Birthday %s".format(if(i==3)"Dear XXX"else"To
>> You")}.foreach{println(_)} -> 95 chars
>> Anyone have a shorter version? :)
>> On Thu, Sep 17, 2009 at 11:53 PM, 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.
>>>
>>> ie, (map str (replicate 4 "Happy Birthday ")...
>>>
>>> Is there a more "clojure" way to do it?
>>> because using replicate to generate the 2nd sequence seem like cheating.
>>> ie, replicate 2 "To You", 1 "Dear XXX", and then "To You" again.
>>>
>>>
>>>
>>> --
>>> Omnem crede diem tibi diluxisse supremum.
>>>
>>>
>>
>
>
> >
>
--
And what is good, Phaedrus,
And what is not good—
Need we ask anyone to tell us these things?
--~--~---------~--~----~------------~-------~--~----~
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
-~----------~----~----~----~------~----~------~--~---
