using System;

public class Program

{

    public static string[] makeArray()

    {

        Console.WriteLine("What is the size of your array?");

        if (int.TryParse(Console.ReadLine(), out int size) && size >= 0)

        {

            string[] userArray = new string[size];

            for (int i = 0; i < size; i++)

            {

                Console.Write($"Element {i}: ");

                userArray[i] = Console.ReadLine();

            }

            return userArray;

        }

        else

        {

            Console.WriteLine("You made an error.");

            return new string[] { "You made an error." };

        }

    }

    public static void Main()

    {

        string [] array1 = makeArray();

        int [] InstancesArray = new int[array1.Length];

        for(int i = 0; i<array1.Length; i++)

        {

            foreach (string otherItem in array1)

            {

                if(array1[i] == otherItem)

                {

                    InstancesArray[i]++;

                }

            }

        }

        int duplicates = 0;

        int[] indexArray = new int[InstancesArray.Length];

        for(int i=0; i<array1.Length; i++)

        {

            if(InstancesArray[i]>1)

            {

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

                {

                    if(array1[i]==array1[j]&&j!=i)

                    {

                        InstancesArray[j] = 0;

                    }

                }

            }

        }

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

        {

            if(InstancesArray[i] > 1)

            {

                duplicates += InstancesArray[i] -1;

            }

        }

        Console.WriteLine($"There were {duplicates} duplicates.");

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

        {

            if(InstancesArray[i]>1)

            {

                Console.WriteLine($"There were {InstancesArray[i] - 1} duplicates of {array1[i]}");

            }

        }

    }

}