9 3 
r
jaajaaaaj
bbbbbbbbb
ccccccccc
ddddddddd
eeeeeeeee
fffffffff
ggggggggg
hhhhhhhhh
iiiiiikii
c
gaahbbcci
aaabbbccc
aaabbbfcc
addbeeffc
dddeeefff
dddeeeiff
dggehhiif
ggghhhiii
ggghhhcii
a
jbckcdedl
bcdcdefed
cdedefgfe
defefghgf
efgfghihg
fghghijih
ghihijkji
hijijklkj
ijkjkldlk