A1 Write a program to find total and average of given marks in an array

    class Program

    {

        static void Main(string[] args)

        {

            int[] a = new int[5];

            int Sum, Avg;

            Console.WriteLine("Enter 5 Marks : ");

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

                a[i] = int.Parse(Console.ReadLine());

            Sum = 0;

            for (int i = 0; i < a.Length - 1; i++)

            {

                Sum += a[i];

            }

            Avg = Sum / a.Length;

            Console.WriteLine("Total Mark : " + Sum);

            Console.WriteLine("Average Mark : " + Avg);

            Console.ReadLine();

        }

    }

Output :