_$$$$$$$__$$$$$$$$___$$$$$$____$$_____$$_
_$____$___$$________$$____$$___$$_____$$_
_____$____$$________$$_________$$_____$$_
____$_____$$$$$$____$$___$$$$__$$$$$$$$$_
___$______$$________$$____$$___$$_____$$_
___$______$$________$$____$$___$$_____$$_
___$______$$$$$$$$___$$$$$$____$$_____$$_