# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
320035 | Hemimor | Brunhilda’s Birthday (BOI13_brunhilda) | C++14 | 161 ms | 262152 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <algorithm>
#include <iostream>
#include <iomanip>
#include <numeric>
#include <cassert>
#include <vector>
#include <cmath>
#include <queue>
#include <set>
#include <map>
#define syosu(x) fixed<<setprecision(x)
using namespace std;
typedef long long ll;
typedef unsigned int uint;
typedef unsigned long long ull;
typedef pair<int,int> P;
typedef pair<double,double> pdd;
typedef pair<ll,ll> pll;
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef vector<double> vd;
typedef vector<vd> vvd;
typedef vector<ll> vl;
typedef vector<vl> vvl;
typedef vector<string> vs;
typedef vector<P> vp;
typedef vector<vp> vvp;
typedef vector<pll> vpll;
typedef pair<int,P> pip;
typedef vector<pip> vip;
const int inf=1<<30;
const ll INF=1ll<<60;
const double pi=acos(-1);
const double eps=1e-8;
const ll mod=1e9+7;
const int dx[4]={-1,0,1,0},dy[4]={0,-1,0,1};
const int M=10000001;
int n,q,res[M];
vi a;
int main(){
scanf("%d%d",&n,&q);
a=vi(n);
for(int i=0;i<n;i++) scanf("%d",&a[i]);
int mx=a[n-1];
fill(res,res+mx,1);
fill(res+mx,res+M,inf);
multiset<int> st;
vvi b(M);
for(auto i:a){
st.insert(1);
b[(mx+i-1)/i*i].push_back(i);
}
for(int i=mx;i<M;i++){
for(auto j:b[i]){
int x=res[i-j];
st.erase(st.find(x));
if(i+j<M) b[i+j].push_back(j);
}
if(!st.empty()) res[i]=min(inf,1+*st.begin());
for(auto j:b[i]) st.insert(res[i]);
}
for(int i=0;i<q;i++){
int x;
scanf("%d",&x);
if(res[x]==inf) printf("oo\n");
else printf("%d\n",res[x]);
}
}
Compilation message (stderr)
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