using System;

public class Program

{

    public static void Main()

    {

     int total, i, rata;

            int[] a;

            a = new int[40];

            a[0] = 2;

            a[1] = 4;

            a[2] = 6;

            a[3] = 8;

            a[4] = 10;

            a[5] = 12;

            a[6] = 14;

            a[7] = 16;

            a[8] = 18;

            a[9] = 20;

            a[10] = 22;

            a[11] = 24;

            a[12] = 26;

            a[13] = 28;

            a[14] = 30;

            a[15] = 32;

            a[16] = 34;

            a[17] = 36;

            a[18] = 38;

            a[19] = 40;

            a[20] = 42;

            a[21] = 44;

            a[22] = 46;

            a[23] = 48;

            a[24] = 50;

            a[25] = 52;

            a[26] = 54;

            a[27] = 56;

            a[28] = 58;

            a[29] = 60;

            a[30] = 62;

            a[31] = 64;

            a[32] = 66;

            a[33] = 68;

            a[34] = 70;

            a[35] = 72;

            a[36] = 74;

            a[37] = 76;

            a[38] = 78;

            a[39] = 80;

​

            int min = a[0];

            int max = a[0];

            i = 0;

            total = 0;

            rata = 0;

            while (i < 15) {

                total = total + a[i];

                i++;

            };

​

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

                if (min >= a[i])

                {

                    min = a[i];

                }

                else if (max < a[i])

                {

                    max = a[i];

                }

            }

            Console.WriteLine("jadi totalnya semuanya adalah : " + total);

            rata = total / i;

            Console.WriteLine("Jadi rata-ratanya adalah : " + rata);

            Console.WriteLine("nilai tertinggi : " + max);

            Console.WriteLine("nilai terendah : " + min);

    }

}