// 

// Reverse the ordering of words in a String

// I have this string:  "My name is X Y Z";

// and I want to reverse the order of the words so that:  "Z Y X is name My"

//

using System;

public class Program

{

    public static void Main()

    {

        int[] ints={-9,3,2,14};

        int k= Convert.ToInt32(Console.ReadLine());

        CHECKElement(ints,k);

    }

    public static bool CHECKElement(int [] ints,int k)

    {

        bool a = Array.Exists(ints, element => element==k);

            if(a)

            {   

                Console.WriteLine(true);

                return true;

            }           

        else{

        Console.WriteLine(false);

            return false;

        }

    }

}