设计你的学校的平面图，至少包括10个以上的景点（场所），每两个景点间可以有不同的路，且路长也可能不同，找出从任意景点到达另一景点的最佳路径（最短路径）。-Design the floor plan of your school, including at least more than 10 attractions (places) between every two points of interest can have a different way, may be different a