$ W% ? __?/___/`a`$aB`a`$aa``$aa``$aaa`$aaaa$aaaa$aaa$a$baa$abaa$abb$a$abb$bab$b$bab$bbb$b$bb$b$cbb$bcb(b$bc$c$bbc$ccb$c$cc$c$cc$c$cc c$cc$d$cc$c$dd$c$cd$d$d c$d$dd$d$dd$d$d$dd$d$d$e d$d$d e$e$d$d$e$e$e$