t4drv s4dr r4drvg q4drv p4dr

4ddr 3ddrvg 2ddrv 1ddr 0ddrvg

fncrvg encrv dncr cncrvg bncrv

qwbrv pwbr owbrvg nwbrv mwbr

15ar 05arvg z5arv y5ar x5arvg