4zsb 3zsbpt 2zsbp 1zsb 0zsbpt

f9rbpt e9rbp d9rb c9rbpt b9rbp

qirbp pirb oirbpt nirbp mirb

1rqb 0rqbpt zrqbp yrqb xrqbpt

c1pbpt b1pbp a1pb 90pbpt 80pbp