tkqbj skqb rkqbjp qkqbj pkqb

4tpb 3tpbjp 2tpbj 1tpb 0tpbjp

f3objp e3obj d3ob c3objp b3obj

qcobj pcob ocobjp ncobj mcob

1lnb 0lnbjp zlnbj ylnb xlnbjp