4qvr 3qvrb0 2qvrb 1qvr 0qvrb0

f0urb0 e0urb d0ur c0urb0 b0urb

q9trb p9tr o9trb0 n9trb m9tr

1itr 0itrb0 zitrb yitr xitrb0

cssrb0 bssrb assr 9rsrb0 8rsrb