1
aaaccccccd
aa
aaa
uuuu
2
aaaaaaaaaaaaaaaa
aaaaaaaa
aaaaaaaaaaaaa
3
ffffffffffffffffff
ffffffffffffffffff
ffffffffffffffff
4
aaafaafafaafa
aaaaaaaa
aaaaaaaaaaaaaa
5
ffffffffffffffffeeeeeeeeeeee
aaaaaaaaaeeeeeeeee
arrrrrrrrrrrrrrrrrr
