using System;

public class Program

{

    //point 5 continued..

    public static int FindMax(int[] arr){

        int max = -1;

        foreach(int i in arr){

            if(i > max){

                max = i;

            }

        }

        return max;

    }

    //point 6 continued...

        public static int FindMin(int[] arr){

            int min = 10000;

            foreach(int i in arr){

                if(i < min){

                    min = i;

            }

        }

            return min;

        }

    //point 7 continued...

    public static bool Contains(int[] arr, int k){

        bool res = false;

        foreach(int i in arr){

            if(i == k){

                res = true;

                break;

            }

        }

        return res;

    }

    //point 8 continued...

    public static int Occurrence(int[] arr, int k){

        int Count = 0;

        foreach(int i in arr){

            if(i == k){

                Count++;

            }

        }

        return Count;

    }

    public static void Main()

    {

        //point 1

        int[] array = new int[5];

        Console.WriteLine("Ener 5 items");

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

            array[i] = Convert.ToInt32(Console.ReadLine());

        }

        //point 2

        Console.WriteLine("Length is {0} ", array.Length);

        //point 3

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

            Console.WriteLine(array[i]);

        }

        //point 4

        foreach(int i in array){

            Console.WriteLine(i);

        }

        //point 5

        Console.WriteLine("Max is {0} " , FindMax(array));

        //point 6

        Console.WriteLine("Min is {0} " , FindMin(array));

        //point 7

        Console.WriteLine("is number in the list{0} ? " , Contains(array, 20));

        //point 8

         Console.WriteLine("Count is {0} " , Occurrence(array, 30));

    }

}