输入包含多组数据,每组数据由两行组成:
第一行一个字符串A,第二行一个字符串B.
在同一组数据中,保证A和B长度相等。
hfcnndeziymohaewnrbmquyhigwm
bcbysbjvxbzvmspshggrzaukbipm
jmmeqimjobpxyavjneyvyuuhhwiqowmme
kmpgpviubhzrjkezqqoilsuwgedctxkxl
ikynfrlcsltkrbdkdqpirtdnajhzhbhipeqtyxvskhkti
qmziwxbbjzjfymrzvflthsbaqgdoqmiduiudviqzztclb
vwysgqniecydcycqk
cqgudqbkgcsvimpdj
mcrrqwfegpnukyuk
vezrniuriscgtcth
rdjtgk
wzfycu
nwxqfdtigwj
rrhcndwcohx
knjmrwlwxfroyppgxhrknntrvbcqjrranufutrginldqydsjsfyjqfyqq
lghrdjsgvbffgfpclqmrzzoniyhlsoisgpbfdqpiblsbtirrbdjdjxsuy
nujagihmgqvwiwvbmbe
pnxicvskosnzneztzhd
bzjvffvyv
mnvjbgwdw
20
26
33
15
13
6
8
43
15
8