______$$$_________$$$
____$$___$$_____$$___$$
___$_______$___$_______$
__$_________$_$_________$
__$___$$$___$_$___$$$___$
_$___$$_$$___$___$$_$$___$
_$___$$_$$___$___$$_$$___$
__$__$$$$$_______$$$$$__$
__$___$$$_________$$$___$
___$________$_$________$
____$_________________$
_____$____$_____$____$
____$______$$$$$______$
___$___________________$
___$___________________$
____$_________________$
_____$$$___________$$$
________$$$$$$$$$$$
_________$_$___$_$
________$_$_____$_$
_______$_$_______$_$
____$$__$________$__$$
____$__$_$_______$_$__$
_____$$_$_$_____$_$_$$
________$__$___$__$
_________$__$$$__$
_________$___$___$
________$____$____$
________$____$____$
_________$$$$_$$$$