Sum of Array Elements

public class ArraySum {
    public static void main(String[] args) {
        int[] arr = {10, 20, 30, 40, 50};
        int sum = 0;
        for (int x : arr) sum += x;
        System.out.println("Sum: " + sum);
        System.out.println("Average: " + (double)sum / arr.length);
    }
}