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Ingy döt Net 2015-02-20 09:02:09 -05:00
parent 00a190b0a6
commit 91df62d461
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Task/Stern-Brocot-sequence/Haskell/stern-brocot-sequence.hs Normal file
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import Data.List
sb = 1:1: f (tail sb) sb where
f (a:aa) (b:bb) = a+b : a : f aa bb
main = do
print $ take 15 sb
print [(i,1 + (\(Just i)->i) (elemIndex i sb)) | i <- [1..10]++[100]]
print $ all (\(a,b)->1 == gcd a b) $ take 1000 $ zip sb (tail sb)