private static void Main()
{
IGraph <char> graph = new Graph <char>();
var a = graph.AddVertex('A');
var b = graph.AddVertex('B');
var c = graph.AddVertex('C');
var d = graph.AddVertex('D');
var e = graph.AddVertex('E');
graph.AddEdge(a, b, 6);
graph.AddEdge(b, a, 6);
graph.AddEdge(a, d, 1);
graph.AddEdge(d, a, 1);
graph.AddEdge(d, e, 1);
graph.AddEdge(e, d, 1);
graph.AddEdge(d, b, 2);
graph.AddEdge(b, d, 2);
graph.AddEdge(e, b, 2);
graph.AddEdge(b, e, 2);
graph.AddEdge(e, c, 5);
graph.AddEdge(c, e, 5);
graph.AddEdge(c, b, 5);
graph.AddEdge(b, c, 5);
Console.WriteLine("Depth-First recursive traversal: ");
DepthFirstTraversal <char> .DepthFirstSearchIterative(graph, a);
graph.Reset();
Console.WriteLine("Depth-First iterative path between two vertices: ");
var depthFirstIterative = DepthFirstTraversal <char>
.DepthFirstIterative(graph, a, e);
foreach (var vertex in depthFirstIterative)
{
Console.WriteLine(vertex);
}
}