$$$_____$$$$$$$$$$$$$$$_$$$_______$$$_$$$$$$$$$$
$$$____$$$____$$$____$$$_$$$_____$$$__$$$_______
$$$____$$$___________$$$_$$$_____$$$__$$$_______
$$$_____$$$_________$$$___$$$___$$$___$$$$$$$$__
$$$______$$$_______$$$_____$$$_$$$____$$$_______
$$$_______$$$_____$$$______$$$_$$$____$$$_______
$$$$$$$$$___$$$_$$$_________$$$$$_____$$$$$$$$$$