Submission #717180

#	Time	Username	Problem	Language	Result	Execution time	Memory
717180		meoww	Intercastellar (JOI22_ho_t1)	C++14	100 / 100	94 ms	12484 KiB

Main

#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace std;
using namespace __gnu_pbds;
#define int long long
#define endl "\n"
int mod=1e9+7;
const int N=2e5+5;
template<class x>
using ordered_multiset = tree<x, null_type,less_equal<x>, rb_tree_tag,tree_order_statistics_node_update>;

int n;
vector<pair<int,int> > v;

void cl(int x) {
  int nm=x;
  while (nm%2==0) {
    nm/=2;
  }
  v.push_back({x/nm,nm});
}

signed main() {
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    //freopen(".in", "r", stdin); freopen(".out", "w", stdout);

    cin>>n;
    for (int i=0;i<n;i++) {
      int x; cin>>x;
      cl(x);
    }
    pair<int,int> prfx[n+1];
    for (int i=1;i<=n;i++) {
      prfx[i].first=v[i-1].first+prfx[i-1].first;
      prfx[i].second=v[i-1].second;
    }

    int q; cin>>q;
    while (q--) {
      int x; cin>>x;
      pair<int,int> tmp={x,0};
      int i=upper_bound(prfx+1,prfx+(n+1),tmp)-prfx+1;
      i--;
      cout<<prfx[i].second<<endl;
    }

}

• Subtask 1: 25 / 25
• Subtask 2: 35 / 35
• Subtask 3: 40 / 40