Submission #769632

#	Time	Username	Problem	Language	Result	Execution time	Memory
769632		raysh07	Intercastellar (JOI22_ho_t1)	C++17	100 / 100	64 ms	9212 KiB

Main

#include <bits/stdc++.h>
using namespace std;
#define int long long
#define INF (int)1e18
#define f first
#define s second

mt19937_64 RNG(chrono::steady_clock::now().time_since_epoch().count());

void Solve() 
{
    int n; cin >> n;
    vector <pair<int, int>> a(n);
    for (auto &x : a) {
        cin >> x.f;
        x.s = 1;
        
        while (x.f % 2 == 0){
            x.f /= 2;
            x.s *= 2;
        }
    }
    
    for (int i = 1; i < n; i++) a[i].s += a[i - 1].s;
    
    int q; cin >> q;
    
    while (q--){
        int x; cin >> x;
        
        int l = 0, r = n - 1;
        while (l != r){
            int m = (l + r)/2;
            
            if (a[m].s >= x) r = m;
            else l = m + 1;
        }
        
        cout << a[l].f << "\n";
    }
}

int32_t main() 
{
    auto begin = std::chrono::high_resolution_clock::now();
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    int t = 1;
  //  cin >> t;
    for(int i = 1; i <= t; i++) 
    {
        //cout << "Case #" << i << ": ";
        Solve();
    }
    auto end = std::chrono::high_resolution_clock::now();
    auto elapsed = std::chrono::duration_cast<std::chrono::nanoseconds>(end - begin);
    cerr << "Time measured: " << elapsed.count() * 1e-9 << " seconds.\n"; 
    return 0;
}

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