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