4as0 3as0n2 2as0n 1as0 0as0n2

fkr0n2 ekr0n dkr0 ckr0n2 bkr0n

qtq0n ptq0 otq0n2 ntq0n mtq0

12p0 02p0n2 z2p0n y2p0 x2p0n2

ccp0n2 bcp0n acp0 9bp0n2 8bp0n