1
xxxxxxxxxxxxxxxxxxxx
x
xxxxxxxx
xxxxxxxxxx
2
xxxxxxxxxxxxxxxxxxxxx
x
x
xxxxx
3
aaaaaaaaaaaaaaaaaaaaaaaaa
dddddddddd
dddddddddddd
ddddddddddddddddd
4
ddddddddddddddddddddddddddddddddddd
dddddd
dddd
ddd
5
tttttttttttttttttttttttttttttttttttt
ttttt
ttttt
rr
