tbsdt sbsd rbsdtv qbsdt pbsd

4krd 3krdtv 2krdt 1krd 0krdtv

fuqdtv euqdt duqd cuqdtv buqdt

q3pdt p3pd o3pdtv n3pdt m3pd

1cpd 0cpdtv zcpdt ycpd xcpdtv