下面代码的输出结果是(　　)

>>>x = 12.34

>>>print(type(x))

>>>print('a'<'b'<'c')

>>>a="abcdefgh"

>>> print(a[::-2]　)

machine=["电视机","电冰箱","洗衣机","热水器","电风扇","空调"]

 for s in machine: 

if "电" in s:

     print(s,end=" ")

n=eval(input("请输入一个整数：")) 

s=0 

if n>=5:

 n-=1 

s=4

 if n<5: 

n-=1 

s=3

 print(　s　)