#include <bits/stdc++.h>
#define all(x) (x).begin(), (x).end()
#define ff first
#define ss second
#define pb push_back
#define mp make_pair
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;
typedef pair<ll, ll> pll;
typedef pair<ull, ull> pull;
typedef pair<int, int> pii;
typedef pair<ld, ld> pld;
ll n, q;
ll p[100009];
int main() {
ios_base::sync_with_stdio(false);
cin.tie(nullptr);
//freopen("in.txt", "r", stdin);
//freopen("out.txt", "w", stdout);
cin >> n >> q;
ll tot = 1;
for(ll i = 0; i < n; ++i){
cin >> p[i];
tot = tot*p[i];
tot = min(tot, 10000005LL);
}
while(q--){
ll x;
cin >> x;
if(x >= tot){
cout << "oo\n";
}
else{
cout << x/(p[n-1])*2 + (x%p[n-1] != 0) << '\n';
}
}
}
