#include <bits/stdc++.h>
#define ff first
#define ss second
#define endl '\n'
using namespace std;
const long long INF = (long long) 1e18;
const int mod = (int) 1e9+7;
const int MAXN = (int) 1e7+5;
typedef long long ll;
typedef unsigned long long ull;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
ll m, q;
ll p[(int)1e5 + 5];
ll buyp[(int)1e7 + 5];
int ans[MAXN];
int main(){
ios_base::sync_with_stdio(false);
cin.tie(nullptr);cout.tie(nullptr);
#ifdef Local
freopen("C:/Users/Admin/Desktop/Yazilim/C/IO/int.txt","r",stdin);
freopen("C:/Users/Admin/Desktop/Yazilim/C/IO/out.txt","w",stdout);
#endif
cin>>m>>q;
memset(ans, 0x7f, sizeof(ans));
for(int i = 0; i < m; i++){
cin>>p[i];
for(int j = 0; j <= 1e7; j += p[i]){
buyp[j] = p[i];
}
}
int last = 0;
ans[0] = 0;
for(int i = 1; i <= 1e7; i++){
while(last + buyp[last] <= i && last <= i) last++;
if(last < i) ans[i] = ans[last] + 1;
else break;
}
for(int i = 0; i < q; i++){
int n;
cin>>n;
if(ans[n] >= 2139062143){
cout<<"oo"<<endl;
}else{
cout<<ans[n]<<endl;
}
}
#ifdef Local
cout<<endl<<fixed<<setprecision(2)<<1000.0 * clock() / CLOCKS_PER_SEC<< " milliseconds ";
#endif
}
