$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
__$_____________________________$_____$
__$_____$$$$$$$_____$$$$$$$_____$_____$
__$___$$___________________$$___$_____$___$$____$$
__$_______$$$$$$___$$$$$$_______$_____$__$_$__$$__$$
__$______$______$_$______$______$_____$__$_$$$___$__$
__$_____$___$$$__$___$$$__$_____$_____$__$________$_$
__$_____$___$$$__$___$$$__$_____$_____$___$_________$
__$______$______$_$______$______$_____$___$_______$$
__$_______$$$$$$$__$$$$$$_______$_____$___$__$$$$
__$___________$$__$_____________$_____$__$__$
__$__________$____$_____________$_____$_$__$
__$____$$$$___$$$$______$$$$____$___$$$$__$
_$$________$$_________$$________$________$
_$$__________$$$$$$$$$__________$___$$$$$
$_$$_________$__$_$__$__________$_____$
$_$$_________$$$$_$$$$__________$_____$