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