_$$$$$$$$___$$$$$$____$$$$$$$$____$$$$$$__
_$$________$$____$$___$$_____$$__$$____$$_
_$$________$$_________$$_____$$__$$_______
_$$$$$$____$$___$$$$__$$$$$$$$____$$$$$$__
_$$________$$____$$___$$___$$__________$$_
_$$________$$____$$___$$____$$___$$____$$_
_$$_________$$$$$$____$$_____$$___$$$$$$__