Submission #591002

#	Time	Username	Problem	Language	Result	Execution time	Memory
591002		piOOE	Art Exhibition (JOI18_art)	C++17	100 / 100	202 ms	20692 KiB

art

#include <bits/stdc++.h>

using namespace std;

using ll = long long;

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    int n;
    cin >> n;
    vector<pair<ll, ll>> p(n);
    for (int i = 0; i < n; ++i)
        cin >> p[i].first >> p[i].second;
    sort(p.begin(), p.end());
    ll mn = 0, S = 0, ans = 0;
    for (int i = 0; i < n; ++i) {
        auto [a, b] = p[i];
        mn = min(mn, S - a);
        S += b;
        ans = max(ans, S - mn - a);
    }
    cout << ans;
    return 0;
}

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