zotoc yoto xotocb wotoc voto

ayso 9xsocb 8xsoc 7xso 6xsocb

l7rocb k7roc j7ro i7rocb h7roc

wgroc vgro ugrocb tgroc sgro

7pqo 6pqocb 5pqoc 4pqo 3pqocb