public static long aVeryBigSum(int n, long[] ar) { for (var x = 0; x <= n -1; x++){ public static void Main(String[] args) { int n = Convert.ToInt32(Console.ReadLine());
string[] ar_temp = Console.ReadLine().Split(' '); long[] ar = Array.ConvertAll(ar_temp,Int64.Parse);
long result = aVeryBigSum(n, ar);
Console.WriteLine(result);
