牛客网 身份证分组

ID_card=list(input())

ID_card1=[i for i in ID_card if i is not ' ']

ID_card2=''.join(ID_card1)
l=len(ID_card2)
if l > 12 and l <=18:
x=ID_card2[:6]
y=ID_card2[6:14]
z=ID_card2[14:]
print(x,y,z)
if l <= 12 and l > 6:
x=ID_card2[:6]
y=ID_card2[6:]
print(x,y)
if l <=6:
x=ID_card2[:]
print(x)