public static Graph_AdjacencyList_Lite ReverseGraph(Graph_AdjacencyList_Lite graphToReverse)
{
Graph_AdjacencyList_Lite reversedGraph = new Graph_AdjacencyList_Lite(graphToReverse.Order);
foreach (int v in graphToReverse.Vertices.Keys)
{
reversedGraph.AddVertex(v);
List<int> neighbors = graphToReverse.Vertices[v];
foreach (int neighbor in neighbors)
{
if (!reversedGraph.Vertices.ContainsKey(neighbor))
{
reversedGraph.AddVertex(neighbor);
}
reversedGraph.AddDirectedEdge(neighbor, v);
}
}
return reversedGraph;
}
