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