Submission #783768

#	Time	Username	Problem	Language	Result	Execution time	Memory
783768		borisAngelov	Intercastellar (JOI22_ho_t1)	C++17	100 / 100	64 ms	9220 KiB

Main

#include <bits/stdc++.h>

using namespace std;

const int maxn = 200005;

int n;

pair<int, long long> preffix[maxn];

void fastIO()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
}

int main()
{
    fastIO();

    cin >> n;

    for (int i = 1; i <= n; ++i)
    {
        int number;
        cin >> number;

        int new_number = number;

        while (new_number % 2 == 0)
        {
            new_number /= 2;
        }

        preffix[i].first = new_number;
        preffix[i].second = preffix[i - 1].second + number / new_number;
    }

    int q;
    cin >> q;

    for (int i = 1; i <= q; ++i)
    {
        long long x;
        cin >> x;

        int l = 1;
        int r = n;

        while (l <= r)
        {
            int mid = (l + r) / 2;

            if (x > preffix[mid].second)
            {
                l = mid + 1;
            }
            else
            {
                r = mid - 1;
            }
        }

        cout << preffix[l].first << "\n";
    }

    return 0;
}

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