tljbb sljb rljbbf qljbb pljb
4uib 3uibbf 2uibb 1uib 0uibbf
f4hbbf e4hbb d4hb c4hbbf b4hbb
qdhbb pdhb odhbbf ndhbb mdhb
1mgb 0mgbbf zmgbb ymgb xmgbbf