1
ccccccccccccc
gggggggggg
ggggggggggggg
2
ggggggggggggggg
gggggggggggg
ggggggggggggg
3
fffffffffffffffffff
fffffffffffffffffff
fffffffffffffffffffff
4
ddddddddddddddddddd
ddddddddddddddddd
dddddddddddddddd
5
ssssssssssssssssss
sssssssssssssss
sssssssssssssssssssss
6
aaaaaaaaaaaaaaaaa
aaaaaaaaaaaaaaaaaaa
aaaaaaaaaaaaaaaaa
