public static void Test_OP(int seed)
        {
            int    n        = 11;
            string filename = @"mydataarray.dat";

            ListObject data = new ListObject(filename, n, seed);

            data.Print();

            Console.WriteLine("\n\nPRINTA DATRA\n\n");
            data.Swap(0, 1);
            data.Print();



            Console.WriteLine("---------------------------------------------");
            Stopwatch sw = new Stopwatch();

            sw.Start();

            data.Print();

            HeapSort_list_D.HeapSort(data, n);
            Console.WriteLine("---------------------------------------------");

            data.Print();

            sw.Stop();

            Console.WriteLine("Test OP success ");
            Console.WriteLine("Size of {0} count array was sorted in => {1}", n, sw.Elapsed);
            Console.WriteLine("---------------------------------------------");
        }
Example #2
0
        public static void HeapSort(ListObject list, int n)
        {
            for (int i = n / 2 - 1; i >= 0; i--)
            {
                Heapify(list, n, i);
            }
            Console.WriteLine("\n\nSTART OF PHASE 2\n\n");

            for (int i = n - 1; i >= 0; i--)
            {
                list.Swap(0, i);

                Heapify(list, i, 0);
            }
        }
Example #3
0
        static void Heapify(ListObject arr, int n, int i)
        {
            int largest = i;
            int left    = 2 * i + 1;
            int right   = 2 * i + 2;

            Console.WriteLine("i -> {2}  left-> {0} right-> {3} largest-> {1}", left, largest, i, right);

            arr.Print();

            bool isRightLarger = arr.IsLeftBigger(right, largest);

            if (right < n && isRightLarger)
            {
                largest = right;
                Console.WriteLine("***right is largest");
            }

            bool isLeftLarger = arr.IsLeftBigger(left, largest);

            if (left < n && isLeftLarger)
            {
                largest = left;
                Console.WriteLine("***left is largest");
            }

            if (largest != i)
            {
                Console.WriteLine("***i is NOT largest");

                arr.Swap(i, largest);

                Console.WriteLine("+++++++++++++++++++++++++++++++++++++++++++++++++++++++");
                arr.Print();
                Console.WriteLine("+++++++++++++++++++++++++++++++++++++++++++++++++++++++");

                Heapify(arr, n, largest);
            }
            else
            {
                Console.WriteLine("I AM LARGEST\n\n\n");
            }
        }
        public static void Test_OP(int seed, int n)
        {
            string filename = @"mydataarray.dat";

            ListObject data = new ListObject(filename, n, seed);

            Stopwatch sw = new Stopwatch();

            sw.Start();


            data.Print();

            HeapSort_list_D.HeapSort(data, n);

            data.Print();


            sw.Stop();

            Console.WriteLine("{1,9} took => {0}", sw.Elapsed, n);
        }