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