public Topological(Digraph g)
{
DirectedCycle cyclefinder = new DirectedCycle(g);
if (!cyclefinder.HasCycle())
{
DepthFirstOrder dfs = new DepthFirstOrder(g);
Order = dfs.ReversePost();//逆后序排列
}
}
public KosarajuSCC(Digraph g)
{
marked = new bool[g.V];
id = new int[g.V];
DepthFirstOrder order = new DepthFirstOrder(g.Reverse());
foreach (int s in order.ReversePost())
{
if (!marked[s])
{
Dfs(g, s);
Count++;
}
}
}