關於「Path_cheapest_arc」標籤，搜尋引擎有相關的訊息討論：

Routing Options | OR-Tools - Google for Developersdevelopers.google.com › optimization › routing_optionsCommon Routing Tasks | OR-Tools - Google for Developersdevelopers.google.com › optimization › routing_tasksOR-Tools: Difference between Path Cheapest Arc and Global ...stacko