8dqkr 7dqk 6dqkrc 5dqkr 4dqk
jnpk inpkrc hnpkr gnpk fnpkrc
uwokrc twokr swok rwokrc qwokr
55nkr 45nk 35nkrc 25nkr 15nk
gfnk ffnkrc efnkr dfnk cfnkrc