Пример #1
0
 /** Unit tests the <tt>Topological</tt> data type. */
 public static void main(String[] args) {
   String filename = args[0];
   String delimiter = args[1];
   SymbolDigraph sg = new SymbolDigraph(filename, delimiter);
   Topological topological = new Topological(sg.G());
   for (int v : topological.order()) {
     StdOut.println(sg.name(v));
   }
 }
Пример #2
0
  public AcyclicLP(EdgeWeightedDigraph G, int s) {
    distTo = new double[G.V()];
    edgeTo = new DirectedEdge[G.V()];
    for (int v = 0; v < G.V(); v++) distTo[v] = Double.NEGATIVE_INFINITY;
    distTo[s] = 0.0;

    // relax vertices in toplogical order
    Topological topological = new Topological(G);
    for (int v : topological.order()) {
      for (DirectedEdge e : G.adj(v)) relax(e);
    }
  }
Пример #3
0
	public AcyclicSP(EdgeWeightedDigraph G ,int s){
		edgeTo = new DirectedEdge[G.V()];
		distTo = new double[G.V()];

		for(int v = 0 ; v < G.V() ; v++){
			distTo[v] = Double.POSITIVE_INFINITY;
		}
		distTo[s] = 0.0;
		Topological top = new Topological(G);
		for(int v:top.order()){
			relax(G,v);
		}
	}