Submission #1267905

#	Time	Username	Problem	Language	Result	Execution time	Memory
1267905		kawhiet	Intercastellar (JOI22_ho_t1)	C++20	100 / 100	52 ms	5444 KiB

Main

#include <bits/stdc++.h>
using namespace std;

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    int n;
    cin >> n;
    vector<int> a(n);
    for (int i = 0; i < n; i++) {
        cin >> a[i];
    }
    vector<int> b(n);
    vector<int64_t> p(n + 1);
    for (int i = 0; i < n; i++) {
        b[i] = __builtin_ctz(a[i]);
        p[i + 1] = p[i] + (1 << b[i]);
    }
    int q;
    cin >> q;
    while (q--) {
        int64_t x;
        cin >> x;
        int l = 0, r = n;
        while (l + 1 < r) {
            int m = (l + r) / 2;
            if (p[m] >= x) {
                r = m;
            }
            else {
                l = m;
            }
        }
        cout << a[l] / (1 << b[l]) << '\n';
    }
    return 0;
}

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