w0sr9 v0sr u0sr90 t0sr9 s0sr
79rr 69rr90 59rr9 49rr 39rr90
ijrr90 hjrr9 gjrr fjrr90 ejrr9
tsqr9 ssqr rsqr90 qsqr9 psqr
41pr 31pr90 21pr9 11pr 01pr90