import java.util.Arrays;
class Ideone {
	public static void main (String[] args) {
        int[] arr = {1, 1, 1, 2, 3};
        int sum = 0;
        for (int i = 0; i < arr.length; i++) {
            arr[i] = sum += arr[i];
        }
        System.out.println(Arrays.toString(arr));
    }
}