Easy csharp

Average array #30

Problem

Average of [3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, 39, 42].

Hints

sum / Length

Your practice code

Ready — edit the code above and click Run.

Solution

using System;

class Program
{
    static void Main()
    {
        int[] arr = { 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, 39, 42 };
        double s = 0; foreach (var x in arr) s += x;
        Console.WriteLine(s / arr.Length);
    }
}

Try solving on your own first, then reveal the official answer.

Explanation

Use double division.

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