25 lines
390 B
Cython
25 lines
390 B
Cython
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cdef unsigned long fibonacci(unsigned long n) nogil:
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if n <= 1:
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return n
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cdef unsigned long a = 0, b = 1, c = 0
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c = a + b
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for _i in range(2, n):
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a = b
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b = c
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c = a + b
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return c
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def cython_nogil(unsigned long n):
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with nogil:
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value = fibonacci(n)
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return value
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def cython_gil(unsigned long n):
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return fibonacci(n)
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