It's interesting that UPS drivers have to solve the traveling salesman problem e... | Hacker News

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		guelo on April 5, 2014 \| parent \| context \| favorite \| on: Why UPS Trucks Rarely Turn Left It's interesting that UPS drivers have to solve the traveling salesman problem every morning with additional real-world constraints like this one.

Lewisham on April 5, 2014 [–]

The drivers have a navigation system that maps the direction for them. I knew a guy who worked on it and making sure it turned right a lot :)

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