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# ticket: 544
def count(i=[0]):
i[0] += 1
return i[0]
def test(x):
"""
>>> def py_count(i=[0]):
... i[0] += 1
... return i[0]
>>> 1 in (py_count(), py_count(), py_count(), py_count())
True
>>> 4 in (py_count(), py_count(), py_count(), py_count())
False
>>> 12 in (py_count(), py_count(), py_count(), py_count())
True
>>> test(1)
True
>>> test(4)
False
>>> test(12)
True
"""
return x in (count(), count(), count(), count())
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