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October 13, 2020 05:28
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Markdium-14 Fibonacci Interview Questions (SOLVED) To Brush Before Coding Interview
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| 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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