But if you put the X at the outside, the same problem applies. You will
never get to the "island".

The "right hand method" can also fail if there are multiple exits.

PB

tedd wrote:
> 
> >Tedd, Here is a dual concentric maze in its simplest form. You are at X.
> >
> >-Peter
> 
> -Peter:
> 
> Okay, such a maze would not be considered legal for the maze race I
> previously described because one has to enter from outside. One
> cannot start from within.
> 
> tedd