Write a program in C# Sharp to count a total number of duplicate elements in an array.

         class Program

            {

                static void Main(string[] args)

                {

                    int[] num = new int[] { 0, 1, 1, 23, 4, 4, 5, 65,

                             90, 7, 7, 10, 200, 10000 };

                    System.Console.WriteLine($"There is  

                    {CheckDuplicate(num)} duplicates number");

                

                }

                // Write a program in C# Sharp to count a total 

                //number of duplicate elements in an array.

                public static int CheckDuplicate(int[] numbers)

                {

                    int total = 0;

                    for (int i = 0; i < numbers.Length; i++)

                    {

                        for (int j = 0; j < numbers.Length; j++)

                        {

                            if (numbers[i] == numbers[j])

                            {

                                total++;

                                break;

                            }

                        }

                    }

                    return total;

                }

            }