public class Summator { public int sum(int[] array, int len) { int sum = 0; int i = 0; while(i < len) { sum += array[i]; i += 1; } return sum; } public static void main(String[] args) { acc = new Summator(); int arrayLen = System.in.read(); int[] array = new int[arrayLen]; int i = 0; while(i < arrayLen) { array[i] = System.in.read(); i += 1; } int arraySum = acc.sum(array, arrayLen); System.out.write(arraySum); System.out.flush(); }}