4nea
3neabf
2neab
1nea
0neabf
fxdabf
exdab
dxda
cxdabf
bxdab
q6cab
p6ca
o6cabf
n6cab
m6ca
1fca
0fcabf
zfcab
yfca
xfcabf
cpbabf
bpbab
apba
9obabf
8obab