#include<bits/stdc++.h>
using namespace std;
using ll=long long;

struct yuri {
    ll num,den;
    yuri() : num(0),den(1) {}
    yuri(ll a) : num(a),den(1){}
    yuri(ll a,ll b) : num(a),den(b){safe();}
    void safe(){
        //if(den<0)den*=-1,num*=-1;
        //ll v=__gcd(abs(num),den);
        //num/=v,den/=v;
    }
    yuri& operator++() {num+=den;return *this;}
    yuri& operator--() {num-=den;return *this;}
    yuri& operator+=(const yuri& rhs) {
        num=num*rhs.den+den*rhs.num;
        den=den*rhs.den;
        safe();
        return *this;
    }
    yuri& operator-=(const yuri& rhs) {
        num=num*rhs.den-den*rhs.num;
        den=den*rhs.den;
        safe();
        return *this;
    }
    yuri& operator*=(const yuri& rhs) {
        num=num*rhs.num;
        den=den*rhs.den;
        safe();
        return *this;
    }
    yuri& operator/=(const yuri& rhs) {
        num=num*rhs.den;
        den=den*rhs.num;
        safe();
        return *this ; 
    }
    yuri operator+() const { return *this; }
    yuri operator-() const { return yuri() - *this; }
    friend yuri operator+(const yuri& lhs, const yuri& rhs) {
        return yuri(lhs) += rhs;
    }
    friend yuri operator-(const yuri& lhs, const yuri& rhs) {
        return yuri(lhs) -= rhs;
    }
    friend yuri operator*(const yuri& lhs, const yuri& rhs) {
        return yuri(lhs) *= rhs;
    }
    friend yuri operator/(const yuri& lhs, const yuri& rhs) {
        return yuri(lhs) /= rhs;
    }
    friend bool operator==(const yuri& lhs, const yuri& rhs) {
        return (lhs.num==rhs.num&&lhs.den==rhs.den);
    }
    friend bool operator!=(const yuri& lhs, const yuri& rhs) {
        return (lhs.num!=rhs.num||lhs.den!=rhs.den);
    }
    friend bool operator<(const yuri& lhs, const yuri& rhs) {
        return (lhs.num*rhs.den<lhs.den*rhs.num);
    }
    friend bool operator<=(const yuri& lhs, const yuri& rhs) {
        return (lhs.num*rhs.den<=lhs.den*rhs.num);
    }
    friend bool operator>(const yuri& lhs, const yuri& rhs) {
        return (lhs.num*rhs.den>lhs.den*rhs.num);
    }
    friend bool operator>=(const yuri& lhs, const yuri& rhs) {
        return (lhs.num*rhs.den>=lhs.den*rhs.num);
    }
    friend ostream& operator << (ostream &os, const yuri& rhs) noexcept {
        if(rhs.den==1)return os << rhs.num;
        return os << rhs.num << '/' << rhs.den;
    }
};

int main(){
	int n, q;
	cin >> n;
	vector<ll> l(n);
	priority_queue<yuri> pq;
	for(auto &&v: l){
		cin >> v;
		pq.push(v);
	}
	cin >> q;
	vector<pair<int,int>> Q(q);
	vector<double> ans(q);
	for(int i = 0; i < q; i++){
		cin >> Q[i].first;
		Q[i].second = i;
	}
	sort(l.rbegin(), l.rend());
	sort(Q.begin(), Q.end());
	yuri p = 1ll << 60;
	for(int i = 0, j = 1, cnt = 0; i < q; i++){
		while(cnt < Q[i].first){
			auto q = pq.top();
			p = min(p, pq.top());
			q.den++;
			pq.pop();
			pq.push(q);
			cnt++;
		}
		ans[Q[i].second] = double(p.num) / p.den;
	}
	for(int i = 0; i < q; i++){
		printf("%.15lf\n",ans[i]);
	}
}