cython

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from __future__ import division
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cimport cython
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def bigints(values):
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    for x in values:
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        print(repr(x).rstrip('L'))
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def doit(x,y):
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    """
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    >>> doit(1,2)
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    (0.5, 0)
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    >>> doit(4,3)
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    (1.3333333333333333, 1)
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    >>> doit(4,3.0)
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    (1.3333333333333333, 1.0)
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    >>> doit(4,2)
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    (2.0, 2)
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    """
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    return x/y, x//y
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def doit_inplace(x,y):
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    """
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    >>> doit_inplace(1,2)
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    0.5
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    """
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    x /= y
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    return x
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def doit_inplace_floor(x,y):
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    """
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    >>> doit_inplace_floor(1,2)
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    0
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    """
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    x //= y
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    return x
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def constants():
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    """
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    >>> constants()
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    (0.5, 0, 2.5, 2.0, 2.5, 2)
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    """
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    return 1/2, 1//2, 5/2.0, 5//2.0, 5/2, 5//2
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def py_mix(a):
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    """
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    >>> py_mix(1)
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    (0.5, 0, 0.5, 0.0, 0.5, 0)
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    >>> py_mix(1.0)
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    (0.5, 0.0, 0.5, 0.0, 0.5, 0.0)
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    >>> 2**53 / 2.0
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    4503599627370496.0
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    >>> bigints(py_mix(2**53))
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    4503599627370496.0
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    4503599627370496
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    4503599627370496.0
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    4503599627370496.0
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    4503599627370496.0
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    4503599627370496
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    >>> bigints(py_mix(2**53 + 1))
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    4503599627370496.0
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    4503599627370496
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    4503599627370496.0
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    4503599627370496.0
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    4503599627370496.0
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    4503599627370496
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    >>> py_mix(2**53 + 1.0)
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    (4503599627370496.0, 4503599627370496.0, 4503599627370496.0, 4503599627370496.0, 4503599627370496.0, 4503599627370496.0)
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    """
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    return a/2, a//2, a/2.0, a//2.0, a/2, a//2
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def py_mix_by_neg1(a):
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    """
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    >>> py_mix_by_neg1(0)
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    (-0.0, 0, -0.0, -0.0, -0.0, 0)
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    >>> py_mix_by_neg1(-1)
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    (1.0, 1, 1.0, 1.0, 1.0, 1)
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    >>> py_mix_by_neg1(int(2**31-1))
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    (-2147483647.0, -2147483647, -2147483647.0, -2147483647.0, -2147483647.0, -2147483647)
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    >>> bigints(py_mix_by_neg1(int(-2**31-1)))
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    2147483649.0
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    2147483649
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    2147483649.0
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    2147483649.0
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    2147483649.0
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    2147483649
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    >>> results = py_mix_by_neg1(int(2**63-1))
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    >>> results[0] == results[2] == results[3] == results[4] == float(2**63-1) / -1.0 or results
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    True
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    >>> results[1] == results[5] == (2**63-1) // -1 or results
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    True
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    >>> results = py_mix_by_neg1(int(-2**63-1))
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    >>> results[0] == results[2] == results[3] == results[4] == float(-2**63-1) / -1.0 or results
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    True
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    >>> results[1] == results[5] == (-2**63-1) // -1 or results
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    True
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    """
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    return a/-1, a//-1, a/-1.0, a//-1.0, a/-1, a//-1
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def py_mix_rev(a):
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    """
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    >>> py_mix_rev(4)
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    (0.25, 0, 1.25, 1.0, 1.25, 1)
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    >>> py_mix_rev(4.0)
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    (0.25, 0.0, 1.25, 1.0, 1.25, 1.0)
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    """
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    return 1/a, 1//a, 5.0/a, 5.0//a, 5/a, 5//a
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def int_mix(int a):
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    """
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    >>> int_mix(1)
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    (0.5, 0, 0.5, 0.0, 0.5, 0)
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    """
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    return a/2, a//2, a/2.0, a//2.0, a/2, a//2
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def int_mix_rev(int a):
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    """
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    >>> int_mix_rev(4)
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    (0.25, 0, 1.25, 1.0, 1.25, 1)
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    """
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    return 1/a, 1//a, 5.0/a, 5.0//a, 5/a, 5//a
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def float_mix(float a):
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    """
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    >>> float_mix(1.0)
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    (0.5, 0.0, 0.5, 0.0, 0.5, 0.0)
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    """
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    return a/2, a//2, a/2.0, a//2.0, a/2, a//2
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def float_mix_rev(float a):
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    """
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    >>> float_mix_rev(4.0)
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    (0.25, 0.0, 1.25, 1.0, 1.25, 1.0)
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    """
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    return 1/a, 1//a, 5.0/a, 5.0//a, 5/a, 5//a
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def infer_division_type():
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    """
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    >>> v = infer_division_type()
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    double
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    >>> v
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    8333333.25
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    """
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    v = (10000**2 - 1) / 12
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    print(cython.typeof(v))
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    return v
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def int_int(int a, int b):
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    """
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    >>> int_int(1, 2)
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    (0.5, 2.0)
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    """
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    return a/b, b/a
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def div_by_0(a):
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    """
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    >>> div_by_0(0)
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    'OK'
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    >>> div_by_0(0.0)
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    'OK'
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    """
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    try:
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        1/a
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    except ZeroDivisionError:
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        pass
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    else:
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        return "FAIL 1"
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    try:
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        1//a
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    except ZeroDivisionError:
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        pass
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    else:
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        return "FAIL 2"
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    try:
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        5.0/a
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    except ZeroDivisionError:
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        pass
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    else:
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        return "FAIL 3"
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    try:
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        5.0//a
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    except ZeroDivisionError:
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        pass
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    else:
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        return "FAIL 4"
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    try:
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        5/a
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    except ZeroDivisionError:
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        pass
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    else:
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        return "FAIL 5"
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    try:
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        5//a
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    except ZeroDivisionError:
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        pass
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    else:
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        return "FAIL 6"
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    try:
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        (2**15)/a
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    except ZeroDivisionError:
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        pass
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    else:
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        return "FAIL 7"
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    try:
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        (2**15)//a
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    except ZeroDivisionError:
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        pass
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    else:
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        return "FAIL 8"
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    try:
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        (2**30)/a
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    except ZeroDivisionError:
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        pass
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    else:
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        return "FAIL 9"
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    try:
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        (2**30)//a
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    except ZeroDivisionError:
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        pass
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    else:
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        return "FAIL 10"
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    return 'OK'
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