using System;

public class Program

{

    public static double findMean(int []a,  

                                  int n) 

    { 

        int sum = 0; 

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

            sum += a[i]; 

        return (double)sum /  

               (double)n; 

    } 

    // Function for  

    // calculating median 

    public static double findMedian(int []a, 

                                    int n) 

    { 

        // First we sort 

        // the array 

        Array.Sort(a); 

        // check for  

        // even case 

        if (n % 2 != 0) 

        return (double)a[n / 2]; 

        return (double)(a[(n - 1) / 2] +  

                        a[n / 2]) / 2.0; 

    } 

    // Driver Code 

    public static void Main() 

    { 

        //int []a = {1, 3, 4, 2,  

         //          7, 5, 8, 6}; 

        //int []a = {0,0,1 ,1 ,1,2,2,4};

        int []a = {1,2,4};

        int n = a.Length; 

        Console.Write("Mean = " +  

                       findMean(a, n) +  

                                 "\n");  

        Console.Write("Median = " +  

                       findMedian(a, n) +  

                                   "\n");  

    } 

}