$$$_______$$$_____$$$____$$$_______$$$___$$$$$$$$$$$
$$$_____$$$$$$$$$$$$$$$_$$$_______$$$___$$$$$$$$$$$
$$$____$$$____$$$____$$$__$$$_____$$$____$$$________
$$$____$$$___________$$$__$$$_____$$$ ___$$$________
$$$_____$$$_________$$$____$$$___$$$_____$$$$$$$$___
$$$______$$$_______$$$_____$$$___$$$_____$$$________
$$$_______$$$_____$$$_______$$$_$$$______$$$________
$$$$$$$$$___$$$_$$$__________$$$$$_______$$$$$$$$$$$
$$$$$$$$$_____$$$_____________$$$________$$$$$$$$$$$
___$$$_____$$$____$$$_____$$$____$$$______$$$____
___$$$_____$$$_$$$$$$$$$$$$$$$__$$$______$$$____
____$$$___$$$__$$$____$$$____$$$_$$$______$$$____
_____$$$_$$$___$$$___________$$$_$$$______$$$____
______$$$$$_____$$$_________$$$__$$$______$$$____
_______$$$_______$$$_______$$$___$$$______$$$____
_______$$$________$$$_____$$$____$$$______$$$____
_______$$$__________$$$_$$$_______$$$$$$$$$$_____
_______$$$____________$$$__________$$$$$$$$______ floor