def product(x,y=1,星号arg): if len(arg) >= 1 : t = 1 for i in arg: t = t*i else: t = 1 u = x乘号y乘号t return u
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用户4697565869
def product(x,y=1,星号arg): if len(arg) >= 1 : t = 1 for i in arg: t = t*i else: t = 1 u = x乘号y乘号t return u