graph

public class Graph{
    private final int V;//количество вершин
    private int E;//количество ребер
    private Bag<integer>[] adj;//списки смежных вершин

    public Graph(int V)
    {
        this.V = V;
        this.E = 0;
        adj = (Bag<integer>[]) new Bag[V];
        for (int v = 0; v < V; v++)
            adj[v] = new Bag<integer>();
    }

    public Graph(In in)
    {
        this(in.readIn)
    }


}