_$$$$$$$__$$____$$__$$$$$$$$___$$_____$$_
_$____$___$$___$$___$$_____$$__$$_____$$_
_____$____$$__$$____$$_____$$__$$_____$$_
____$_____$$$$$_____$$$$$$$$___$$_____$$_
___$______$$__$$____$$___$$____$$_____$$_
___$______$$___$$___$$____$$___$$_____$$_
___$______$$____$$__$$_____$$___$$$$$$$__