8dswf 7dsw 6dswff 5dswf 4dsw
jnrw inrwff hnrwf gnrw fnrwff
uwqwff twqwf swqw rwqwff qwqwf
55pwf 45pw 35pwff 25pwf 15pw
gfpw ffpwff efpwf dfpw cfpwff