Chinese Postman Problem

The Chinese Postman problem is a Mathematical problem also known as the Route Inspection Problem or the Postman Tour. This is because the goal is like for a postman to deliver the letters to every street in town. It was originally studied by Chinese Mathematician Mei-Ku Kuan in 1962. The normal tRace Perfect puzzle is based on the Chinese Postman Problem.
See Also: http://en.wikipedia.org/wiki/Route_inspection_problem

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