#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define pb push_back
#define db double

ll n,m;
ll maxn=100000;
ll lista[200000];
ll tsuk[200000];
set<ll> s;

ll nalazi(ll x,ll cif)
{
    ll vrati=0;
    while(x>0){
        if(x%10==cif)vrati++;
        x/=10;
    }
    return vrati;
}

ll deli(ll x,ll cif)
{
    ll vrati=0;
    while(x%cif==0){
        vrati++;
        x/=cif;
    }
    return vrati;
}

int main()
{
    ios::sync_with_stdio(0);
    cin.tie(0);

    freopen("tsuk.in","r",stdin);
    freopen("tsuk.out","w",stdout);

    cin >> m;

    for(int i=1;i<=m;i++){
        ll x;
        cin >> x;
        s.insert(x);
    }

    cin >> n;

    for(int i=1;i<=n;i++){
        cin >> lista[i];
    }

    for(int i=1;i<=maxn;i++){
        for(auto j:s){
            tsuk[i]+=nalazi(i,j);
            tsuk[i]+=deli(i,j);
        }
    }

    for(int i=1;i<=maxn;i++){
        for(int j=1;j<=n;j++){
            if(tsuk[i+j-1]!=lista[j])break;
            if(j==n){
                cout << tsuk[i+j];
                return 0;
            }
        }
    }

    return 0;
}