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