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