中文说明：晕个是最小生成树Prim算法，现在在建模，急用算法，希望能够能过站长的审核-Halo is Prim minimum spanning tree algorithm, is now in the modeling, emergency algorithm, hope to be able to head off the audit
English Description：
Halo is Prim minimum spanning tree algorithm, is now in the modeling, emergency algorithm, hope to be able to head off the audit