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