Submission #1034039

#	Time	Username	Problem	Language	Result	Execution time	Memory
1034039		vjudge1	Art Exhibition (JOI18_art)	C++17	0 / 100	0 ms	348 KiB

art

#include <iostream>
#include <vector>
#include <algorithm>

using namespace std;

int main() {
    int n;
    cin >> n;
    vector<pair<long long, long long>> q;
    for (int i = 0; i < n; ++i) {
        long long a, b;
        cin >> a >> b;
        q.push_back({a, b});
    }
    sort(q.begin(), q.end());
    long long ans = -1;
    long long cur = q[0].second;
    long long check = q[0].second;
    for (int i = 1; i < n; ++i) {
        cur += q[i].second - (q[i].first - q[0].first);
        if (i > 1) {
            cur += (q[i - 1].first - q[0].first);
        }
        ans = max(ans, cur);
        check = max(check, q[i].second);
    }
    cout << max(ans, max(check, 0LL)) << endl;

    return 0;
}

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