ooqkrc noqkr moqk loqkrc koqkr
zxpkr yxpk xxpkrc wxpkr vxpk
a7ok 96okrc 86okr 76ok 66okrc
lgokrc kgokr jgok igokrc hgokr
wpnkr vpnk upnkrc tpnkr spnk