if L == '' or L == []:
return(None, None)
else:
MIN = L[0]
MAX = L[0]
for i in (L):
if i < MIN:
MIN = i
elif i > MAX:
MAX = i
return(MIN, MAX)
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昵称什么的最不好想了
if L == '' or L == []:
return(None, None)
else:
MIN = L[0]
MAX = L[0]
for i in (L):
if i < MIN:
MIN = i
elif i > MAX:
MAX = i
return(MIN, MAX)