97
abcdefg
abfdecg
fbcdeag
ebcdfag
adcbefg
becdfag
ebfdcag
ebcdafg
ebfdacg
adfbecg
adcfebg
cbadefg
bacdfeg
adgbecf
agfbecd
abfedcg
ebfdgca
egfdcab
ecfdbag
fgcdeab
bfcdeag
agbfecd
ebfacdg
fgdceab
fgcaedb
cdfbeag
efcdbag
ebfadcg
acfdebg
ebcdgaf
abfcedg
afgbecd
adcfbeg
begdfac
dbfaceg
befdacg
acfdgbe
bacefdg
eacdgbf
gfdceab
ecfdgba
agcbefd
bfedacg
egfadcb
dagbecf
cfedabg
adfgecb
eacfgbd
cgfdeab
acedfbg
ebdcafg
begdacf
dbacefg
gfedacb
acdfebg
fcedabg
abdefcg
adcbfeg
gbfacde
egfadbc
becafdg
befcadg
cdgbeaf
ebadcfg
bgcaedf
abcdfeg
begdfca
fdcaebg
gbcdfae
aegbdcf
cbadegf
daebgcf
efdcbag
acbdefg
eafdbcg
acfdbge
cabdefg
eagdbcf
fgcdeba
befcdag
bdcfeag
bdcafeg
bfcadeg
afcdbge
bgfacde
fcedgba
ecfbdag
acdefbg
bcgdaef
gfadecb
begfdca
begdcaf
abcefdg
gecdfab
caefgbd
fbcdgae
efgdacb
