제출 #31878

#제출 시각아이디문제언어결과실행 시간메모리
31878KanvieBrunhilda’s Birthday (BOI13_brunhilda)C++14
5.56 / 100
419 ms41928 KiB
#include<bits/stdc++.h> using namespace std; const int M=10000000; int x,m,q,d[M+1],mx,p,pp,cnt; vector<int>v; int main() { cin>>m>>q; while(m--) { cin>>x; v.push_back(x); } sort(v.begin(),v.end()); m=v.size(); for(int i=0;i<m;++i) { x=v[i]; for(int j=0;j<=M;j+=x)d[j]=x; } for(int i=0;i<=M;++i) { while(i<=p) { if(d[i]!=0)pp=max(pp,i+d[i]-1); d[i]=cnt; if(i==p)break; i++; } if(i==pp){mx=i;break;} p=pp; ++cnt; } while(q--) { cin>>x; if(mx<x)cout<<"oo\n"; else cout<<d[x]<<"\n"; } }
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