Submission #1258839

#	Time	Username	Problem	Language	Result	Execution time	Memory
1258839		kawhiet	Art Exhibition (JOI18_art)	C++20	0 / 100	0 ms	320 KiB

art

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

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    int n;
    cin >> n;
    vector<pair<int64_t, int>> a(n);
    for (int i = 0; i < n; i++) {
        cin >> a[i].first >> a[i].second;
    }
    sort(a.begin(), a.end());
    int64_t sum = 0, ans = 0;
    int l = 0;
    for (int i = 0; i < n; i++) {   
        sum += a[i].second;
        if (sum - a[i].first + a[l].first < 0) {
            sum = 0;
            l = i;
        }
        ans = max(ans, sum - a[i].first + a[l].first);
    }
    cout << ans << '\n';
    return 0;
}

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