ultimate_question.py 文件源码

def is_ultimate_question(x, y, z):
    operators = ['+', '*']
    for i in itertools.combinations_with_replacement(operators, 2):
        expression1 = (str(x) + '%s' + str(y) + '%s' + str(z)) % (i[0], i[1])
        expression2 = (str(x) + '%s' + str(y) + '%s' + str(z)) % (i[1], i[0])
        if eval(expression1) == 42:
            return expression1
        elif eval(expression2) == 42:
            return expression2
    return "This is not the ultimate question"