18 Sep
2008
18 Sep
'08
5:07 p.m.
On Thu, Sep 18, 2008 at 11:59 AM, Andrew Coppin
foo :: Int -> Maybe Int foo x = do 4 <- return x return (2*x)
Now, if only I could find a use for all this that borders on "useful"...! ;-)
It seems a lot less weird when you write something like: [x | (x,0) <- map (`divMod` n) [1..20]] which picks out 1/nth of each of the elements of [1..20] that are divisible by n. -- Dan