s1rk r1rkbv q1rkb p1rk o1rkbv

3arkbv 2arkb 1ark 0arkbv zarkb

ekqkb dkqk ckqkbv bkqkb akqk

ptpk otpkbv ntpkb mtpk ltpkbv

02okbv z2okb y2ok x2okbv w2okb