简要回答
Topic sourceif L == [] or L == None:
return (None,None)
else:
min = L[0]
max = L[0]
for n in L:
if n > max:
max = n
elif n < min:
min = n
return (min, max)
- 1
if L == [] or L == None:
return (None,None)
else:
min = L[0]
max = L[0]
for n in L:
if n > max:
max = n
elif n < min:
min = n
return (min, max)
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