def combine(default, override):
    """
    Returns a combined dictionary of the 2 dictionaries given (with the 2nd
    overriding the 1st).
    Examples:
    >>> combine({'a': 1, 'b': 2}, {'b': 3, 'c': 4}) == {'a': 1, 'b': 3, 'c': 4}
    True
    """
    combined = default.copy()
    combined.update(override)
    return combined
