1
aaaaaaaaaaaaaaaaaaaaa
aaaaaaaaaaaaaaa
aaaaaaaaaa
2
aaaaaaaaaaa
aa
aaaaaaaaaaaaaa
aaaaaaaaaa
aaaaaaaaaaa
3
aaaaaaaaaaaaaaaaaaa
aaaaaaaaaaaaaaaaaaaaa
aaaaaaaaaaaaaaaaaa
aaaaaaaa
4
aaaaaaaaaaaaaa
aaaaaaaaaaaaa
aaaaaaaaaaaaaaaaaaaaaaaaa
5
aaaaaaaaaaaaaaa
aaaaaaaaaaaaaaaa
aaaaaaaaaaaaaaaaaaaaaaaaaaaa
aaaaaaaaaaaaaa