_____________oo$$$$$$$$$$S$D$$$$$$$$$$$o
___________oo$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$o
_________o$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$o
________o$$$$$$$$$_$$$$$$$$$$$$$$$$$$$_$$$$$$$$$o
_______o$$$$$$$$$____$$$$$$$$$$$$$$$____$$$$$$$$$$o
_____$$$$$$$$$$$______$$$$$$$$$$$______$$$$$$$$$$$$$
____$$$$$$$$$$$$$____$$$$$$$$$$$$$____$$$$$$$$$$$$$$
___$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
__$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
__$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
___$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$"_"$$$$$
___$$$__$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$___o$$$$
___$$$___$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$_____$$$$$
____$$$$____"$$$$$$$$$$$$$$$$$$$$$$$$$$$$"______o$$$
_____"$$$o_____"""$$$$$$$$$$$$$$$$$$"$$"_________$$$
_______$$$o__________"$$""$$$$$$""""___________o$$$
_______$$$$o________________________________o$$$"
________"$$$$o _____o$$$$$$o"$$$$o________o$$$$
_________-"$$$$$oo_____""$$$$o$$$$$o___o$$$$""
____________""$$$$$oooo__"$$$o$$$$$$$$$"""
_______________""$$$$$$$oo $$$$$$$$$$
__________________________$$$$$$$$$$$
__________________________$$$$$$$$$$$
__________________________"$$$$$$$$$$"
___________________________"$$$$$$$$"
____________________________"$$$$$$
formation given