样例1:
3
* difaik difhammarby
aikdif * aikhammarby
hammarbydif hammarbyaik *
样例2:
2
* aaaa
aaaa *
样例3:
3
* a ab
a * b
ba b *
样例4:
2
* zz
zz *
样例1:
UNIQUE
dif
aik
hammarby
样例2:
MANY
样例3:
NONE
样例4:
UNIQUE
z
z