#include <bits/stdc++.h>

#define show(x) cout << #x << " = " << x << endl

using namespace std;
using ll = long long;
using pii = pair<int, int>;
using vi = vector<int>;

template <typename T>
ostream& operator<<(ostream& os, const vector<T>& v)
{
    os << "sz=" << v.size() << "\n[";
    for (const auto& p : v) {
        os << p << ",";
    }
    os << "]\n";
    return os;
}

template <typename S, typename T>
ostream& operator<<(ostream& os, const pair<S, T>& p)
{
    os << "(" << p.first << "," << p.second
       << ")";
    return os;
}


constexpr ll MOD = 1e9 + 7;

template <typename T>
constexpr T INF = numeric_limits<T>::max() / 100;

int main()
{
    ll N;
    cin >> N;
    vector<ll> L(N);
    long double total = 0;
    for (ll i = 0; i < N; i++) {
        cin >> L[i];
        total += L[i];
    }
    int Q;
    cin >> Q;
    for (int i = 0; i < Q; i++) {
        ll K;
        cin >> K;

        constexpr long double eps = 1e-9;
        long double inf = 0;
        long double sup = 1e9;
        while (abs(inf - sup) > eps) {
            const long double mid = (inf + sup) / 2;
            const ll tot = static_cast<ll>(floorl(total / mid));
            if (tot < K) {
                sup = mid;
                continue;
            } else if (tot - N > K) {
                inf = mid;
                continue;
            }
            ll num = 0;
            for (ll i = 0; i < N; i++) {
                num += static_cast<ll>(floorl(static_cast<long double>(L[i]) / mid));
            }
            if (num < K) {
                sup = mid;
            } else {
                inf = mid;
            }
        }
        cout << fixed << setprecision(10) << inf << endl;
    }
    return 0;
}