__$$$$$$___$$_____$$___$$$$$$___$$$$$$$$_
_$$____$$__$$_____$$__$$____$$_____$$____
_$$________$$_____$$__$$___________$$____
_$$________$$$$$$$$$___$$$$$$______$$____
_$$________$$_____$$________$$_____$$____
_$$____$$__$$_____$$__$$____$$_____$$____
__$$$$$$___$$_____$$___$$$$$$______$$____