import java.util.Arrays;
import java.util.Scanner;

public class HomeworkMove {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        int start = Integer.parseInt(scanner.nextLine());
        String[] array = scanner.nextLine().split("\\s*,\\s*");
        int[] values = new int[array.length];
        for (int i = 0; i < values.length; i++) {
            values[i] = Integer.parseInt(array[i]);
        }
        int forward = 0;
        int backwards = 0;
        String command = scanner.nextLine();
        while (!command.equals("exit")){

            int steps = Integer.parseInt(command.substring(0, 1));
            String direction = command.substring(2, command.length()-2);
            int size = Integer.parseInt(command.substring(command.length()-1));


            if (direction.equals("forward")){
                for (int i = 0; i < steps; i++) {
                    int startCounting = (start + size) % values.length;
                    forward += values[startCounting];
                    start = startCounting;
                }
            }
            else if (direction.equals("backwards")){
                for (int i = 0; i < steps; i++) {
                    int startCounting = start - size;
                    if (startCounting < 0){
                        startCounting += values.length;
                    }
                    backwards += values[startCounting];
                    start = startCounting;
                }
            }
            command = scanner.nextLine();
        }
        System.out.printf("Forward: %d%n", forward);
        System.out.printf("Backwards: %d", backwards);
    }
}