using System;

public class Program

{

    public static void Main()

    {

        Sum();

    }

    //6.Write a program to find the sum of all elements of the array

        static void Sum()

        {

            int[] array = new int[4] { 12, 4, 5, 10 };

            int sum = 0;

​

            foreach (var number in array)

            {

                Console.WriteLine(number);

            }

​

            for (var i = 0; i < array.Length; i++)

            {

                sum = sum + array[i];

            }

            Console.WriteLine("Suma elementelor este: " + sum);     

        }

}