Bicycle
Tour
Thanks Sam Loyd
Question:
Start
in
Philadelphia and finish in Erie.
There
are
twenty-three cities to visit.
Can
you pass
through each city only once?
Answer
:
Philadelphia,
15, 22, 18, 14, 3, 8, 4, 10, 19, 16, 11, 5, 9, 2, 7, 13,
17, 21, 20, 6, 12, Erie.
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