public static void main(String[] args) {

BirthdayChocolate_2 bc = new BirthdayChocolate_2();

Scanner sc = new Scanner(System.in);

int n = sc.nextInt();

int[] arr = new int[n];

for (int i = 0; i < n; i++)

arr[i] = sc.nextInt();

int d = sc.nextInt();

int m = sc.nextInt();

// m 의 개수의 정수의 합으로 d 를 만들어라.

System.out.println(bc.solve(Arrays.stream(arr).boxed().collect(Collectors.toList()), m, d, new ArrayList<>()));

System.out.println(bc.solve(Arrays.stream(arr).boxed().collect(Collectors.toList()), m, d, new ArrayList<>()).size());

}

private List<List<Integer>> solve(List<Integer> input, int m, int d, List<List<Integer>> acc) {

if (input.size() <= 0 || input.size() < m)

return acc;

int sum = 0;

List<Integer> temp = new ArrayList<>();

for (int i = 0; i < m; i++) {

temp.add(input.get(i));

sum += input.get(i);

}

if (sum == d)

acc.add(temp);

input.remove(0);

return solve(input, m, d, acc);

}