private static void Test1()
{
GraphBase graph = new AdjacencyList2(true, 10);
//GraphBase graph = new AdjacencyList(false, 10);
//GraphBase graph = new AdjacencyMatrix(10, true);
graph.AddEdge(1, 2);
Console.WriteLine($"Cycle exists? {graph.CycleExists()}");
graph.AddEdge(1, 3);
Console.WriteLine($"Cycle exists? {graph.CycleExists()}");
graph.AddEdge(2, 3);
Console.WriteLine($"Cycle exists? {graph.CycleExists()}");
graph.AddEdge(1, 4);
graph.AddEdge(2, 4);
graph.AddEdge(4, 5);
graph.AddEdge(5, 1); // creates cycle in directed graph
graph.AddEdge(3, 6); // will remove
graph.AddEdge(4, 6); // will remove
Console.WriteLine($"Cycle exists? {graph.CycleExists()}");
Console.WriteLine($"Edge from 4 to 6? {graph.EdgeExists(4, 6)}");
Console.WriteLine($"Path from 1 to 8? {graph.PathExists(1, 8)}");
graph.FindAdjacent(3);
graph.BFS(1);
graph.DFS(1);
graph.RemoveEdge(3, 6);
graph.RemoveEdge(4, 6);
graph.RemoveEdge(1, 7);
Console.WriteLine($"Edge from 4 to 6? {graph.EdgeExists(4, 6)}");
graph.FindAdjacent(3);
graph.BFS(1);
graph.DFS(1);
Console.WriteLine($"Path from 1 to 8? {graph.PathExists(1, 8)}");
Console.WriteLine($"Cycle exists? {graph.CycleExists()}");
}
private static void Test2()
{
GraphBase graph = new AdjacencyList2(true, 6);
graph.AddEdge(5, 0);
graph.AddEdge(5, 2);
graph.AddEdge(2, 3);
graph.AddEdge(3, 1);
graph.AddEdge(4, 1);
graph.AddEdge(4, 0);
Console.WriteLine($"Cycle exists? {graph.CycleExists()}");
graph.TopologicalSort();
}