egcdm
dgcd
cgcdms
bgcdm
agcd
ppbd
opbdms
npbdm
mpbd
lpbdms
0yadms
zyadm
yyad
xyadms
wyadm
b89cm
a89c
979cms
879cm
779c
mh9c
lh9cms
kh9cm
jh9c
ih9cms