public void TestSortFind_2()
        {
            int[] a = new int[] { 1 };
            int   s = SortLevel.SortFindMedian(a, 0, 0);

            Assert.AreEqual(1, s);
        }
        public void TestSortFind_3()
        {
            int[] a = new int[] { 1, 2 };
            int   s = SortLevel.SortFindMedian(a, 0, 1);

            Assert.AreEqual(2, s);
        }
        public void TestSortFind_1()
        {
            int[] a = new int[] { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 };
            int   s = SortLevel.SortFindMedian(a, 0, 10);

            Assert.AreEqual(8, s);
        }
        public void TestSortFind_4()
        {
            int[] a = new int[28];
            for (int i = 0; i < a.Length; i++)
            {
                a[i] = 500 - i * 2;
            }
            int s = SortLevel.SortFindMedian(a, 0, 27);

            Assert.AreEqual(476, s);
        }