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