/**
 * Complete the function below.
 */
static long countMoves(int[] numbers) {
    return 0;
}


public static void main(String[] args) throws IOException {
    Scanner in = new Scanner(System.in);

    int _numbers_size = Integer.parseInt(in.nextLine().trim());
    int[] _numbers = new int[_numbers_size];
    int _numbers_item;
    for (int _numbers_i = 0; _numbers_i < _numbers_size; _numbers_i++) {
        _numbers_item = Integer.parseInt(in.nextLine().trim());
        _numbers[_numbers_i] = _numbers_item;
    }

    System.out.println(countMoves(_numbers));
}