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