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Possible
Operating System:
A
train enters Track 5 from the right. It consists of Engine No. 1 and
cars No. 1, 2 and 3. Engine No. 2 is in the Engine House and Engine
No. 3 is on Track 1.
Part
1.
The
object is to set out the three cars at designated locations. There
are 5 locations to spot cars. Three locations are selected at random.
The three cars are then randomly matched to the selected locations
and the cars are then spotted. Engine No. 1 must end up at the Water
Tower. The turntable can only hold one car or locomotive at a time.
Cars can be spotted by being pushec or pulled by any of the
locomotives. Engines 2 and 3 cannot be left on Track 5 or 6.
Part
2.
Make
up a departing train on Track 6 with Engine No. 1 heading to the
right. Randomly select the order of the three cars. Engine No. 2 must
return to the Engine House and Engine No. 3 to Track 1. |