____________$$$$$$
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_________$__ $$______$$
________$__$$_______$$_$$$$$$
_______$$_$$_______$$$_______$$
____ $$$___$______$$____________$$
___$$___________$_______________$$
__$__________ __$$________________$$
_$$____________$$_________________$$
_$_____$______$$$_ _________________$
_$___$$$$_____$$_______$$$$$$______$
_$____$_____$$$______$ $____________$$
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___________$$$$$$$________ _____$$$$$
_________________$$$$$$$$$$$$$$$