__$$$$$$_________$$__$$____$$__$$____$$_
_$$____$$________$$__$$$___$$___$$__$$__
_$$______________$$__$$$$__$$____$$$$___
_$$______________$$__$$_$$_$$_____$$____
_$$________$$____$$__$$__$$$$_____$$____
_$$____$$__$$____$$__$$___$$$_____$$____
__$$$$$$____$$$$$$___$$____$$_____$$____