$_____________________$____________________$
$____________________$$$___________________$
$__$_________________$$$________________$__$
$___$$______________$$$$$_____________$$___$
$____$$$____________$$$$$___________$$$____$
$_____$$$$$_________$$$$$________$$$$$_____$
$______$$$$$$$______$$$$$_____$$$$$$$______$
$________$$$$$$$____$$$$$___$$$$$$$________$
$___________$$$$$____$$$___$$$$$___________$
$__$$$$$$$______$$$__$$$__$$$_____$$$$$$$__$
$______$$$$$$$$____$$_$_$$____$$$$$$$$_____$
$__________$$$$$$$$$_$$$_$$$$$$$$$_________$
$_________________$$$_$_$$$________________$
$_____________$$$$$___$___$$$$$____________$
$_____________________$____________________$