_$_________$$$$$$___$$$$$$$$________$$_
_$____$___$$____$$__$$______________$$_
_$____$___$$________$$______________$$_
_$____$___$$________$$$$$$__________$$_
_$$$$$$$__$$________$$________$$____$$_
______$___$$____$$__$$________$$____$$_
______$____$$$$$$___$$_________$$$$$$__