_$$$$$$$___$$$$$____$$$$$$____$$____$$_
_$____$___$_____$__$$____$$____$$__$$__
_____$____$_____$__$$___________$$$$___
____$______$$$$$$__$$___$$$$_____$$____
___$____________$__$$____$$______$$____
___$______$_____$__$$____$$______$$____
___$_______$$$$$____$$$$$$_______$$____