def maxmin(*L):
if not L:
return "不能为空"
else:
Max=Min=L[0]
for i in L:
if not isinstance(i,(int,float)):
return ("需要数字")
if i > Max:
Max = i
if i < Min:
Min = i
return (Max,Min)
我复制这个上去为什么会测试失败啊
晓得了，应该return(None,None)，还有return(Min,Max)
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飞页快刀
def maxmin(*L):
if not L:
return "不能为空"
else:
Max=Min=L[0]
for i in L:
if not isinstance(i,(int,float)):
return ("需要数字")
else:
if i > Max:
Max = i
if i < Min:
Min = i
return (Max,Min)