using System;

public class Program

{

    public static void Main()

    {

    int x;

    double sumatoria = 0 ;

    int[] A = new int[10];

    for( int i = 0; i<10; i++)      

    {

        Console.WriteLine("Ingrese el valor para la posicion " + i );

        x = Int32.Parse(Console.ReadLine());

        A[i] = x ;      

    }

​

​

        for( int i = 0; i<10; i++)      

    {

            sumatoria = sumatoria + A[i] ;

    }

​

        Console.WriteLine( sumatoria/10 );

    }

}