def findMinAndMax(L):
if not isinstance(L, list):
raise TypeError('L is not a list')
match (L):
case []:
return (None, None)
case _:
max=L[0]
min=L[0]
for i in L:
if i>max:
max=i
if i<min:
min=i
return (min, max)
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好汉饶命我善意第三人
def findMinAndMax(L):
if not isinstance(L, list):
raise TypeError('L is not a list')
match (L):
case []:
return (None, None)
case _:
max=L[0]
min=L[0]
for i in L:
if i>max:
max=i
if i<min:
min=i
return (min, max)