cython

1
def f(a, b):
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    """
3
    >>> f(0,0)
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    0
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    >>> f(1,2)
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    2
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    >>> f(1,-1)
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    1
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    """
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    x = 0
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    if a:
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        x = 1
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    if a+b:
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        x = 2
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    return x
16

17
def g(a, b):
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    """
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    >>> g(1,2)
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    1
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    >>> g(0,2)
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    2
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    >>> g(0,0)
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    0
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    """
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    x = 0
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    if a:
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        x = 1
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    elif b:
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        x = 2
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    return x
32

33
def h(a, b):
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    """
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    >>> h(1,2)
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    1
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    >>> h(0,2)
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    2
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    >>> h(0,0)
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    3
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    """
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    x = 0
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    if a:
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        x = 1
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    elif b:
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        x = 2
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    else:
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        x = 3
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    return x
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try:
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    import __builtin__  as builtins
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except ImportError:
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    import builtins
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56
def i(a, b):
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    """
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    >>> i(1,2)
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    1
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    >>> i(2,2)
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    2
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    >>> i(2,1)
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    0
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    """
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    x = 0
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    if builtins.str(a).upper() == u"1":
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        x = 1
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    if builtins.str(a+b).lower() not in (u"1", u"3"):
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        x = 2
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    return x
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