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_$____$___$_____$__$$_____$$__$$_____$$_
_____$____$_____$__$$_____$$__$$_____$$_
____$______$$$$$$__$$$$$$$$___$$$$$$$$__
___$____________$__$$_____$$__$$___$$___
___$______$_____$__$$_____$$__$$____$$__
___$_______$$$$$___$$$$$$$$___$$_____$$_