求n个数中的最大或最小k个数

//求n个数中的最小k个数
        public static void TestMin(int k, int n)
        {
            Random rd = new Random();
            int[] myArray = new int[n];
            int[] newArray = new int[k];

for (int i = 0; i < n; i++)
            {
                // randomNumber = rd.Next(10000, 10000000);
                myArray[i] = rd.Next(1, 1000);
                Console.WriteLine(myArray[i]);
            }
            Console.WriteLine("**********************");
            for (int i = 0; i < k; i++)
            {
                newArray[i] = myArray[i];
                Console.WriteLine(newArray[i]);
            }
            Console.WriteLine("**********************");
            Array.Sort(newArray);

for (int j = k; j < n; j++)
            {
                int max = newArray[k - 1];
                //  Console.WriteLine("The last five" + newArray[i]);
                if (max < myArray[j])
                {
                    continue;
                }
                else
                {
                    newArray[k - 1] = myArray[j];
                    Array.Sort(newArray);
                }

}

foreach (int i in newArray)
                Console.WriteLine(i);
        }
        //求n个数中的最大k个数
        public static void TestMax(int k, int n)
        {
            Random rd = new Random();
            int[] myArray = new int[n];
            int[] newArray = new int[k];

for (int i = 0; i < n; i++)
            {
                // randomNumber = rd.Next(10000, 10000000);
                myArray[i] = rd.Next(1, 1000);
                Console.WriteLine(myArray[i]);
            }
            Console.WriteLine("**********************");
            for (int i = 0; i < k; i++)
            {
                newArray[i] = myArray[i];
                Console.WriteLine(newArray[i]);
            }
            Console.WriteLine("**********************");
            Array.Sort(newArray);

for (int j = k; j < n; j++)
            {
                int max = newArray[0];
                //  Console.WriteLine("The last five" + newArray[i]);
                if (max > myArray[j])
                {
                    continue;
                }
                else
                {
                    newArray[0] = myArray[j];
                    Array.Sort(newArray);
                }

}

foreach (int i in newArray)
                Console.WriteLine(i);
        }