2 lines
75 B
Text
2 lines
75 B
Text
func f(i) { i==0 ? 1 : (i * f(i-1)) }
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func c(n) { f(2*n) / f(n) / f(n+1) }
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func f(i) { i==0 ? 1 : (i * f(i-1)) }
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func c(n) { f(2*n) / f(n) / f(n+1) }
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