________uu$$$$$$$$$$$$$$$$$uu__________
_________u$$$$$$$$$$$$$$$$$$$$$u_________
________u$$$$$$$$$$$$$$$$$$$$$$$u________
_______u$$$$$$$$$$$$$$$$$$$$$$$$$u_______
_______u$$$$$$$$$$$$$$$$$$$$$$$$$u_______
_______u$$$$$$___$$$___$$$$$$u________
_______$$$$______u$u_______$$$$________
________$$$u$u_______u$$$________
________$$$u______u$$$u______u$$$________
_________$$$$uu$$$___$$$uu$$$$_________
__________$$$$$$$___$$$$$$$__________
____________u$$$$$$$u$$$$$$$u____________
_____________u$$$$$$$u______________
__uuu________$$u$_$_$_$_$u$$_______uuu__
_u$$$$________$$$$$u$u$u$$$_______u$$$$_
__$$$$$uu______