Versiunea din 12 aprilie 2020 18:20, autor: WTranlatebot (discuție | contribuții) (Se importă o nouă versiune din sursă externă)
Consider calculating a route from A to Z. The suggested route might be A to B to C to D to Z. Then calculate the route from B to Z. You might get a suggested route of B to C to E to Z. At first glance, this suggests one route is not optimal because the origin changed.