The engine and carriages use the same character, but because the only engine is uppercase you can tell which way the train is going.
and
All tracks are single continuous loops
That's all you need to know.
ALL trains go "forwards" (with the engine at the front!). I thought that was so obvious I did not ever write it ;-)
Of course, just looking at aaaaaA on a complex track, it will be difficult to judge is that train really going "clockwise" or "anti-clockwise" as it passes the track "zero position".
This kata was published in 2013. Ranks have deflated since then, and they cannot be changed.
I totally agree. This was much too easy for a 4 kyu.
Actually, it is stated:
Kata already says:
and
That's all you need to know.
ALL trains go "forwards" (with the engine at the front!). I thought that was so obvious I did not ever write it ;-)
Of course, just looking at
aaaaaA
on a complex track, it will be difficult to judge is that train really going "clockwise" or "anti-clockwise" as it passes the track "zero position".It's not the author who gives the kyu.
Well, then your tests should be catching them ;-)