7pwd 6pwdkn 5pwdk 4pwd 3pwdkn
izvdkn hzvdk gzvd fzvdkn ezvdk
t8udk s8ud r8udkn q8udk p8ud
4hud 3hudkn 2hudk 1hud 0hudkn
frtdkn ertdk drtd crtdkn brtdk