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