제출 #1261511

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1261511		sohamsen15	Art Exhibition (JOI18_art)	C++20	50 / 100	1093 ms	12112 KiB

art

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

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    cout.tie(nullptr);

    ll n; cin >> n;
    vector<pair<ll, ll>> a(n + 1); a[0].first = -99999;
    for (int i = 1; i <= n; i++) cin >> a[i].first >> a[i].second;
    sort(a.begin(), a.end());
    vector<ll> p(n + 1); p[0] = 0;
    for (ll i = 1; i <= n; i++) p[i] = a[i].second + p[i - 1];
    ll ans = 0;
    for (ll i = 1; i <= n; i++)
        for (ll j = i; j <= n; j++)
            ans = max(ans, p[j] - a[j].first - p[i - 1] + a[i].first);
    cout << ans;
}

• Subtask 1: 10 / 10
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 0 / 50