Zadanie SUMA ze SPOJ – jak obsłużyć wejście?

public class Suma {
	public static void main(String[] args) {
		Scanner in = new Scanner(System.in);
		List<Integer> lista = new LinkedList<>();

		while (in.hasNextInt()) {
			lista.add(in.nextInt());

		}
		/*lista.add(6);
		lista.add(8);
		lista.add(-3);*/
		
		int suma = 0;
		int ile = 1;

		for (int i = 0; i < lista.size(); i++) {
			for (int j = 0; j < ile; j++) {

				suma = suma + lista.get(j);
			}
			System.out.println(suma);
			suma = 0;
			ile++;

		}

	}

}

public static void main(String[] args) {
    Scanner scanner = new Scanner(System.in);
    int sum = 0;

    while(scanner.hasNextInt())
    {
        sum += scanner.nextInt();
        System.out.println(sum);
    }
}