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