using System;

public class Program

{

    public static void Main()

    {

        Console.Write("Enter input of array : ");

            int input = Input();

​

            int[] arr = ShowArray(input);

​

            Console.Write("Enter the medium is ");

            string showArr = string.Join("-", arr);

            Console.WriteLine(showArr);

            int[] arr1 = { 2, 1, 4,5,11 };

            int[] arr2 = { 2, 4, 1,8,5 };

            if (CompareTwoArray(arr1,arr2))

            {

                Console.WriteLine("Two arrays are same");

            }

            else

            {

                Console.WriteLine("Two arrays are not same");

            }

            while (true)

            {

                Console.WriteLine("-----------Option------------");

                Console.WriteLine("1. Sorted Array Asc");

                Console.WriteLine("2. Sorted Array Desc");

                Console.WriteLine("3. Delete Element In Array");

                Console.WriteLine("4. Compare 2 arrays");

                Console.Write("Choose option : ");

                int option = int.Parse(Console.ReadLine());

                switch (option)

                {

                    case 1:

                        int[] ArrSortedAsc = SortUpAscending(arr);

                        Console.Write("Sorted Array Asc is ");

                        string showArrSortedAsc = string.Join("-", ArrSortedAsc);

                        Console.WriteLine(showArrSortedAsc);

                        break;

                    case 2:

                        int[] ArrSortedDesc = SortUpDescending(arr);

                        Console.Write("Sorted Array Desc is ");

                        string showArrSortedDesc = string.Join("-", ArrSortedDesc);

                        Console.WriteLine(showArrSortedDesc);

                        break;

                    case 3:

                        Console.Write("Enter the element to be deleted : ");

                        int element = int.Parse(Console.ReadLine());                                             

                        DeleteElementInArray(arr, element);

                        break;

                    default:

                        Console.WriteLine("Choose option again");

                        break;

                }

            }

    }

    static bool CompareTwoArray(int[] arr1,int[] arr2)

        {

            int sum = 0;

            for (int i = 0; i < arr1.Length; i++)

            {

                for (int j = 0; j < arr2.Length; j++)

                {

                    if (arr1[i] == arr2[j])

                    {

                        sum++;

                    }

                }

            }

            if (sum==arr1.Length)

            {

                return true;

            }

            return false;

        }

        static void DeleteElementInArray(int[] arr,int input)

        {

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

            {

                if (arr[i] == input)

                {

                    for (int j = i; j < arr.Length-1; j++)

                    {

                        arr[j] = arr[j + 1];

                    }

                }

            }

            for (int i = 0; i < arr.Length-1; i++)

            {

                Console.WriteLine(arr[i]);

            }

        }

        static int[] SortUpAscending(int[] arr)

        {

            int n = arr.Length;

            int min;

            for (int i = 0; i < arr.Length-1; i++)

            {

                min = i;

                for (int j = min+1; j < arr.Length; j++)

                {

                    if (arr[j] < arr[min])

                    {

                        min = j;

                    }

                }

               // Swap(arr[i], arr[min],arr);

                int temp = arr[i];

                arr[i] = arr[min];

                arr[min] = temp;

            }

            return arr;

        }

        static int[] SortUpDescending(int[] arr)

        {

            int n = arr.Length;

            int min;

            for (int i = 0; i < arr.Length - 1; i++)

            {

                min = i;

                for (int j = min + 1; j < arr.Length; j++)

                {

                    if (arr[j] > arr[min])

                    {

                        min = j;

                    }

                }

                // Swap(arr[i], arr[min],arr);

                int temp = arr[i];

                arr[i] = arr[min];

                arr[min] = temp;

            }

            return arr;

        }

        static void Swap(int start,int end,int[] arr)

        {

            int temp = arr[start];

            arr[start] = arr[end];

            arr[end] = temp;

        }

        static int[] ShowArray(int input)

        {

            int[] arr = new int[input];

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

            {

                Console.Write("Enter number "+i+" : ");

                int number = Input();

                arr[i] = number;

            }

            return arr;

        }

        static int Input()

        {

            int input;

            var result = int.TryParse(Console.ReadLine(), out input);

            while (!result)

            {

                Console.WriteLine("Please enter number again");

                result = int.TryParse(Console.ReadLine(), out input);

            }

            return input;

        }

}