14 lines
404 B
Text
14 lines
404 B
Text
import "utils/casts/u32_to_field" as to_field
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// Binomial Coeffizient, n!/(k!*(n-k)!).
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def fac(field x) -> field:
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field f = 1
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field counter = 0
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for u32 i in 1..100 do
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f = if counter == x then f else f * to_field(i) fi
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counter = if counter == x then counter else counter + 1 fi
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endfor
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return f
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def main(field n, field k) -> field:
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return fac(n)/(fac(k)*fac(n-k))
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