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CodeWars/6kyu/pascals_triangle/solution.hs
Matej Focko fc899b0b02
chore: initial commit
Signed-off-by: Matej Focko <mfocko@redhat.com>
2021-12-28 16:19:58 +01:00

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Haskell

module Codewars.Kata.PascalsTriangle where
pascalsRow :: Int -> [Int]
pascalsRow n = scanl (\nCk k -> (nCk * (n - k)) `div` (k + 1)) 1 [0..n - 1]
pascalsTriangle :: Int -> [Int]
pascalsTriangle n = concatMap pascalsRow [0..n - 1]