Rick van Hattem
27 lines
428 B
Python
27 lines
428 B
Python
import sys
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import functools
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@functools.lru_cache()
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def fibonacci_cached(n):
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if n < 2:
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return n
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else:
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return fibonacci_cached(n - 1) + fibonacci_cached(n - 2)
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def fibonacci(n):
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if n < 2:
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return n
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else:
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return fibonacci(n - 1) + fibonacci(n - 2)
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if __name__ == '__main__':
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n = 30
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if sys.argv[-1] == 'cache':
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fibonacci_cached(n)
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else:
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fibonacci(n)
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