Pascal's triangle: Difference between revisions
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{1,8,28,56,70,56,28,8,1} |
{1,8,28,56,70,56,28,8,1} |
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{1,9,36,84,126,126,84,36,9,1} |
{1,9,36,84,126,126,84,36,9,1} |
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=={{header|F#}}== |
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<lang fsharp>let rec nextrow l = |
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match l with |
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| [] -> [] |
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| h :: [] -> [1] |
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| h :: t -> h + t.Head :: nextrow t |
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let pascalTri n = List.scan(fun l i -> 1 :: nextrow l) [1] [1 .. n] |
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for row in pascalTri(10) do |
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for i in row do |
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printf "%s" (i.ToString() + ", ") |
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printfn "%s" "\n" |
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</lang> |
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=={{header|Factor}}== |
=={{header|Factor}}== |
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