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