为啥总是测试失败哦
Topic source
成功啦！！
if len(L)==0:
return (None, None)
for l in L:
if len(L)==1:
return (l,l)
else:
return (min(L),max(L))
讲道理，习题本意是用迭代查找，直接套用min(),max()偏离题意
if len(L) == 0:
return (None, None)
else:
max = min = L[0]
for i in L:
if i > max:
max = i
if i < min:
min = i
return (min, max)
- 1
星河尽意明丶
for l in L:
if len(L)==0:
return(None, None)
if len(L)==1:
return (l,l)
else:
return (min(L),max(L))