该源码为图的最小生成树的C++实现，在与图相关的问题中，最小生成树也一直是一个比较热门的话题，该源码能够为对此话题感兴趣的朋友一些参考。-The source code for the minimum spanning tree diagram of the C++ implementation, the problems associated with the FIG, the minimum spanning tree has been a hot topic, the source code can be interested in this topic as a friend some reference.