Reword: "is expected to" for "shall" tell the right time..
The device is a simple "level indicator" that is to be converted to a watch.
You can replace the chip but retain the LCD screen.
How would you design or program such chip?
Yes, the diagonals are farther. The initial position matters.
They can travel around unrestricted by Queen's regular moves
and not touching any squares along the way.
The Queen and Alice traveled across the chessboard dashing
from square to square without returning to the visited squares.
Starting on any square.. and if every next moves are farther than
the previous ones, how many squares shall they visit?
@ gavinksong: not sure what question.
The answer clearly lies on the first line " A cylindrical glass has water half its height "
or the water level inside the glass with uniform circular wall is 1/2 the distance between glass top and "bottom".