import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;

/**
 * Created by jordanly on 4/20/15.
 */
public class Continued_Fractions {
    public static Scanner in = new Scanner(System.in);

    public static void main(String[] args) {
        int aLen = in.nextInt();
        int bLen = in.nextInt();

        int[] aFrac = new int[aLen];
        int[] bFrac = new int[bLen];

        for (int i = 0; i < aLen; i++) {
            aFrac[i] = in.nextInt();
        }
        for (int i = 0; i < bLen; i++) {
            bFrac[i] = in.nextInt();
        }

        double aVal = calcFraction(aFrac, 0);
        double bVal = calcFraction(bFrac, 0);

        double add = aVal + bVal;
        double sub = aVal - bVal;
        double mul = aVal * bVal;
        double div = aVal / bVal;

        printArr(createFraction(add));
        printArr(createFraction(sub));
        printArr(createFraction(mul));
        printArr(createFraction(div));
    }

    public static void printArr(int[] arr) {
        StringBuilder b = new StringBuilder();
        for (int i = 0; i < arr.length; i++) {
            if (b.length() > 0) {
                b.append(" ");
            }
            b.append(arr[i]);

        }
        System.out.println(b.toString());
    }

    public static int[] createFraction(double val) {
        List<Integer> l = new ArrayList<Integer>();
        while (true) {
            if (val - Math.floor(val) - 1 < .000001
                    && val - Math.floor(val) - 1 > -.000001) {
                val = Math.round(val);
            }

            l.add((int) Math.floor(val));
            val = val - Math.floor(val);

            if (val > .005) {
                val = 1 / val;
            } else {
                break;
            }
        }

        int[] ret = new int[l.size()];
        for (int i = 0; i < ret.length; i++) {
            ret[i] = l.get(i);
        }
        return ret;
    }

    public static double calcFraction(int[] arr, int index) {
        if (index < arr.length) {
            double addVal = calcFraction(arr, index + 1);
            if (addVal > 0) {
                return arr[index] + 1/addVal;
            } else {
                return arr[index];
            }
        }
        return 0;
    }
}