#include "bits/stdc++.h"
using namespace std;

vector<double> num;

int main(){
	int N;
	cin >> N;
	vector<int> L(N);
	for (int i = 0; i < N; i++)
	{
		cin >> L[i];
	}
	sort(L.begin(), L.end());
	reverse(L.begin(), L.end());

	for (int i = 0; i < N; i++)
	{
		for (int j = 0; j <= 500001 / (i + 1); j++)
		{
			num.push_back(L[i] / (j + 1.0));
		}
	}

	sort(num.begin(), num.end());
	reverse(num.begin(), num.end());

	int Q;
	cin >> Q;
	for (int i = 0; i < Q; i++)
	{
		int K;
		cin >> K;
		printf("%.14f\n", num[K - 1]);
	}

}