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