6 lines
181 B
Text
6 lines
181 B
Text
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define('afib(n)s5') :(afib_end)
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afib s5 = sqrt(5)
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afib = (((1 + s5) / 2) ^ n - ((1 - s5) / 2) ^ n) / s5
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afib = convert(afib,'integer') :(return)
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afib_end
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