tcstv scst rcstvh qcstv pcst

4lrt 3lrtvh 2lrtv 1lrt 0lrtvh

fvqtvh evqtv dvqt cvqtvh bvqtv

q4ptv p4pt o4ptvh n4ptv m4pt

1dpt 0dptvh zdptv ydpt xdptvh