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@aershov24
Created October 13, 2020 05:28
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Markdium-14 Fibonacci Interview Questions (SOLVED) To Brush Before Coding Interview
def fib_formula(n):
golden_ratio = (1 + math.sqrt(5)) / 2
val = (golden_ratio**n - (1 - golden_ratio)**n) / math.sqrt(5)
return int(round(val))
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