public static List dynamicArray(int n, List> queries) { // Write your code here List> arr = new ArrayList<>(); for (int i = 0; i < n; i++) { arr.add(new ArrayList<>()); }

    List<Integer> result = new ArrayList<>();
    int lastAnswer = 0;

    for (List<Integer> query : queries) {
        int queryType = query.get(0);
        int x = query.get(1);
        int y = query.get(2);

        // Calculate index using (x XOR lastAnswer) % n
        int idx = (x ^ lastAnswer) % n;

        if (queryType == 1) {
            // Append y to the arr[idx]
            arr.get(idx).add(y);
        } else if (queryType == 2) {
            // Retrieve element at position y % size of arr[idx]
            int value = arr.get(idx).get(y % arr.get(idx).size());
            lastAnswer = value;
            result.add(lastAnswer);
        }
    }

    return result;
}