4zpf 3zpf0q 2zpf0 1zpf 0zpf0q

f9of0q e9of0 d9of c9of0q b9of0

qiof0 piof oiof0q niof0 miof

1rnf 0rnf0q zrnf0 yrnf xrnf0q

c1mf0q b1mf0 a1mf 90mf0q 80mf0