using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Enter the array size");

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

        int[] element= new int[choice];

        Console.WriteLine("Enter the values:");

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

        {

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

        }

        Console.WriteLine("The array is:");

        for(int j=0;j<choice;j++)

        {

        Console.WriteLine(element[j]);

        }

        Console.WriteLine("If you want to find the greatest element of array then type 1");

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

        int largest=element[3];

        for(int k=0;k<4;k++)

        {

            if(element[k]>largest)

        {

             largest;

        }

        Console.WriteLine("the largest number is:" +element[k]);

        }

    }

}