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