#include <bits/stdc++.h>
#include <iostream>
using namespace std;

void bitStuffing(int N, int arr[])
{

    int brr[30];

    int i, j, k;
    i = 0;
    j = 0;


    while (i < N) {


        if (arr[i] == 1) {

            int count = 1;


            brr[j] = arr[i];


            for (k = i + 1;
                 arr[k] == 1 && k < N && count < 5; k++) {
                j++;
                brr[j] = arr[k];
                count++;


                if (count == 5) {
                    j++;
                    brr[j] = 0;
                }
                i = k;
            }
        }

        else {
            brr[j] = arr[i];
        }
        i++;
        j++;
    }

    for (i = 0; i < j; i++)
        cout << brr[i];
    cout<<endl;
}
void bitDestuffing(int N, int arr[])
{

    int brr[30];


    int i, j, k;
    i = 0;
    j = 0;


    int count = 1;


    while (i < N) {

        if (arr[i] == 1) {

            brr[j] = arr[i];

            for (k = i + 1; arr[k] == 1 && k < N && count < 5; k++) {
                j++;
                brr[j] = arr[k];
                count++;

                if (count == 5) {
                    k++;
                }
                i = k;
            }
        }
        else {
            brr[j] = arr[i];
        }
        i++;
        j++;
    }

    for (i = 0; i < j; i++)
        cout<< brr[i];
}
int main()
{
    int n;
    cin>>n;
    int arr1[n];
    for(int i=0;i<n;i++){
       cin>>arr1[i];
    }
    bitStuffing(n, arr1);
    int N;
    cin>>N;
    int arr2[N];
    for(int i=0;i<N;i++){
       cin>>arr2[i];
    }
    bitDestuffing(N, arr2);
    return 0;
}