__$$$$$____$$$$$___$$$$__$$$$$$$$__
_$_____$__$_____$___$$___$$_____$$_
_$_____$__$_____$___$$___$$_____$$_
__$$$$$____$$$$$$___$$___$$$$$$$$__
_$_____$________$___$$___$$___$$___
_$_____$__$_____$___$$___$$____$$__
__$$$$$____$$$$$___$$$$__$$_____$$_