运筹学最小支撑树的求解方法。该程序共有两种计算方法，可以用不同方法求解出最小支撑树。也可以对求解过程进行单步执行，从而清楚看出算法的求解过程。-tacticians minimum spanning tree method of solution. There are two procedures for the calculation method can use a different method to solve the smallest spanning tree. The solut