Submission #1234565

#	Time	Username	Problem	Language	Result	Execution time	Memory
1234565		rhm_gan	Art Exhibition (JOI18_art)	C++20	0 / 100	0 ms	320 KiB

art

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

#ifdef LOCAL
#include "debug.h"
#else
#define dbg(...) 42
#endif

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

    int n;
    cin >> n;

    vector<pair<int64_t, int64_t>> 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;
    for (int l = 0, r = 0; r < n; r++) {
        sum = sum + a[r].second;
        ans = max(ans, sum - (a[r].first - a[l].first));
        while (l + 1 <= r && sum - a[l].second - (a[r].first - a[l + 1].first) >= ans) {
            ans = sum - a[l].second - (a[r].first - a[l + 1].first);
            sum -= a[l].second;
            l++;
        }
    }

    cout << ans << '\n';

    return 0;
}

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