Example #1
0
    private static void Compute()
    {
        var size               = 200;
        var quickFind          = new QuickFindUf(size);
        var quickUnion         = new QuickUnionUf(size);
        var weightedQuickUnion = new WeightedQuickUnionUf(size);
        var connections        = ErdosRenyi.Generate(size);

        var quickFindResult = new int[size];
        var quickUnionResult = new int[size];
        var weightedQuickUnionResult = new int[size];
        int p, q;

        for (var i = 0; i < size; i++)
        {
            p = connections[i].P;
            q = connections[i].Q;

            quickFind.Union(p, q);
            quickUnion.Union(p, q);
            weightedQuickUnion.Union(p, q);
            quickFindResult[i]          = quickFind.ArrayVisitCount;
            quickUnionResult[i]         = quickUnion.ArrayVisitCount;
            weightedQuickUnionResult[i] = weightedQuickUnion.ArrayParentVisitCount + weightedQuickUnion.ArraySizeVisitCount;

            quickFind.ResetArrayCount();
            quickUnion.ResetArrayCount();
            weightedQuickUnion.ResetArrayCount();
        }

        Draw(quickFindResult, "Quick-Find");
        Draw(quickUnionResult, "Quick-Union");
        Draw(weightedQuickUnionResult, "Weighted Quick-Union");
    }
Example #2
0
    private static void Compute()
    {
        char[] split      = { '\n', '\r' };
        var    input      = File.ReadAllText(DataFiles.MediumUf).Split(split, StringSplitOptions.RemoveEmptyEntries);
        var    size       = int.Parse(input[0]);
        var    quickFind  = new QuickFindUf(size);
        var    quickUnion = new QuickUnionUf(size);

        string[] pair;
        int      p, q;
        var      quickFindResult  = new int[size];
        var      quickUnionResult = new int[size];

        for (var i = 1; i < size; i++)
        {
            pair = input[i].Split(' ');
            p    = int.Parse(pair[0]);
            q    = int.Parse(pair[1]);

            quickFind.Union(p, q);
            quickUnion.Union(p, q);
            quickFindResult[i - 1]  = quickFind.ArrayVisitCount;
            quickUnionResult[i - 1] = quickUnion.ArrayVisitCount;

            quickFind.ResetArrayCount();
            quickUnion.ResetArrayCount();
        }

        Draw(quickFindResult);
        Draw(quickUnionResult);
    }
Example #3
0
        public static void Client()
        {
            int[] items = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };

            var uf = new QuickUnionUf(items);

            uf.Union(1, 2);
            uf.Union(1, 3);
            uf.Union(1, 6);
            //uf.Union(2, 5);
            //uf.Union(2, 7);
            //uf.Union(3, 4);
            //uf.Union(6, 8);
            //uf.Union(8, 9);

            var connected = uf.Connected(3, 6) ? "Connected" : "Not Connected";

            Console.WriteLine(connected);

            connected = uf.Connected(3, 5) ? "Connected" : "Not Connected";
            Console.WriteLine(connected);
        }