__$$$$$$____$$____$$__$$$$$$$$___$$$$$$$$_
_$$____$$___$$$___$$__$$_____$$_______$$__
_$$_________$$$$__$$__$$_____$$______$$___
_$$___$$$$__$$_$$_$$__$$$$$$$$______$$____
_$$____$$___$$__$$$$__$$___________$$_____
_$$____$$___$$___$$$__$$__________$$______
__$$$$$$____$$____$$__$$_________$$$$$$$$_