交作业。
Topic source
尴尬，没细看，改一下
if len(L)==0:
return (None, None)
min_n= L[0]
max_n = L[0]
for n in L:
min_n = min(min_n, n)
max_n = max(max_n, n)
return (min_n, max_n)
- 1
尴尬，没细看，改一下
if len(L)==0:
return (None, None)
min_n= L[0]
max_n = L[0]
for n in L:
min_n = min(min_n, n)
max_n = max(max_n, n)
return (min_n, max_n)
哈塞哈塞咔
if len(L)==0:
return(None, None)
elif len(L)==1:
return(L[0],L[0])
else:
return(min(L),max(L))