Submission #997878

#	Time	Username	Problem	Language	Result	Execution time	Memory
997878		yanb	Intercastellar (JOI22_ho_t1)	C++14	100 / 100	59 ms	10940 KiB

Main

#include <bits/stdc++.h>

#define int long long

using namespace std;

signed main() {
    ios_base::sync_with_stdio(0); cin.tie(0);

    int n, q;
    cin >> n;
    vector<int> a(n);
    for (int i = 0; i < n; i++) cin >> a[i];
    cin >> q;

    vector<int> v2(n, 1);
    for (int i = 0; i < n; i++) {
        while (a[i] % 2 == 0) {
            a[i] /= 2;
            v2[i] *= 2;
        }
    }
    vector<int> pref(n + 1);
    for (int i = 0; i < n; i++) pref[i + 1] = pref[i] + v2[i];

    while (q--) {
        int x;
        cin >> x;
        x--;

        cout << a[upper_bound(pref.begin(), pref.end(), x) - pref.begin() - 1] << "\n";
    }
}

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