The Traveling Salesman Problem

While doing my daily editing of WeeklyOSM, I stumbled upon this announcement by Project OSRM.So… Out of curiosity, I decided to try the demo page.At first, I thought the service was just another routing tool. Then I realized that you need at least three coordinates to use it. Why does it require a minimum of three? I thought two coordinates would be enough to initiate a routing calculation.Well, I decided to stop complaining and add the third coordinate anyway.I used three important coordinates — at least for me personally — in Bandung : (1) my dormitory, (2) my campus building, and (3) my rented room, which I frequently used lately after I could no longer access my dormitory.Sure, it feels like I’m doxxing myself here. But since I no longer live in Bandung these days, I think it’s okay. Haha.Alright, let’s calculate.Somehow, the final order was rearranged without my consent. Points (2) and (3) switched places. My rented room became the second stop, while my campus building moved to…