On Friday, October 24, 2014 11:41:47 AM UTC-7, Roelof Wobben wrote:
>
> Hello,
>
> Im at exercise 21 :
> http://iloveponies.github.io/120-hour-epic-sax-marathon/structured-data.html#exercise-20
>
> Where I have to find out if a sequence has duplicates.
>
> But I have no clue how to handle this .
>
I'm just a beginner too so I'm sure there are better ways but given the
text right before the exercise, I think they're looking for something like:
(defn contains-duplicates? [s]
(not=
(count s)
(count (set s))))
Wil
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