1284:d=12090-12078 1284:d=12090-12066 1284:d=12090-12084
1248:d=12 1248:d=24 1284:d=6
d=1248:12 d=1248:24 d=1284:6
d=104 d=52 d=214
___________________ ________________ ________________
1248:104=12090-12078 1248:52=12090-12066 1248:214=12090-12084
12=12 24=24 214=214