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