Sum [2, 4, 6, 8, 10, 12, 14, 16, 18, 20].
Ready — edit the code above and click Run.
using System;
class Program
{
static void Main()
{
int[] arr = { 2, 4, 6, 8, 10, 12, 14, 16, 18, 20 };
int sum = 0; foreach (var x in arr) sum += x;
Console.WriteLine(sum);
}
}
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O(n) scan.