Submission #723540

#	Time	Username	Problem	Language	Result	Execution time	Memory
723540		drdilyor	Hacker (BOI15_hac)	C++17	40 / 100	1068 ms	1852 KiB

hac

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

int main() {
    cin.tie(0)->sync_with_stdio(0);
    int n; cin >> n;

    vector<int> arr(n*2);
    for (int i = 0; i < n; i++) {
        cin >> arr[i];
        arr[i+n] = arr[i];
    }

    vector<ll> s(n, 1e18);
    for (int l = 0, r = (n+1) / 2 - 1; l < n; l++, r++) {
        ll sum = accumulate(arr.begin() + l, arr.begin() + r + 1, 0ll);
        for (int i = l; i <= r; i++)
            s[i%n] = min(s[i%n], sum);
    }
    cout << *max_element(s.begin(), s.end()) << '\n';
}

• Subtask 1: 20 / 20
• Subtask 2: 20 / 20
• Subtask 3: 0 / 20
• Subtask 4: 0 / 40