__$$$$$$____$$$$$$$$___$$$$$$$$___$$______$$_
_$$____$$___$$_____$$__$$_____$$__$$__$$__$$_
_$$_________$$_____$$__$$_____$$__$$__$$__$$_
_$$___$$$$__$$$$$$$$___$$$$$$$$___$$__$$__$$_
_$$____$$___$$_________$$___$$____$$__$$__$$_
_$$____$$___$$_________$$____$$___$$__$$__$$_
__$$$$$$____$$_________$$_____$$___$$$__$$$__