Pascal's triangle: Difference between revisions
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m (→Functional Python: Tidied) |
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def finitePascalRows(n): |
def finitePascalRows(n): |
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'''The first n rows of Pascal's triangle.''' |
'''The first n rows of Pascal's triangle.''' |
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def go(a, _): |
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| ⚫ | |||
return accumulate( |
return accumulate( |
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chain( |
chain( |
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[[1]], range(1, n) |
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), |
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| ⚫ | |||
) |
) |
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' ' |
' ' |
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)(' '.join(map(str, ns))) |
)(' '.join(map(str, ns))) |
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w = len(' '.join((map(str, ys[-1])))) |
w = len(' '.join((map(str, ys[-1])))) |
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return '\n'.join(map(align(w), ys)) |
return '\n'.join(map(align(w), ys)) |
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q = qr[0] |
q = qr[0] |
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return (q * c) + s + ((q + qr[1]) * c) |
return (q * c) + s + ((q + qr[1]) * c) |
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return lambda c: lambda s: go(c, s) |
return lambda c: lambda s: go(c, s) |
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yield v |
yield v |
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v = f(v) |
v = f(v) |
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return go |
return go |
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