Submission #1323084

#	Time	Username	Problem	Language	Result	Execution time	Memory
1323084		aaaaaaaa	Art Exhibition (JOI18_art)	C++20	100 / 100	130 ms	8728 KiB

art

#include <bits/stdc++.h>
using namespace std;
#define int long long
#define all(x) x.begin(), x.end()
const int inf = -2e18;
signed main(){
    ios::sync_with_stdio(0);
    cin.tie(nullptr); cout.tie(nullptr);
    int n, ans = inf, mx = inf, sum = 0;
    cin >> n;
    vector<pair<int, int>> v;
	for(int i = 0, a, s; i < n; ++i){
		cin >> a >> s;
		v.push_back({a, s});
	}
	sort(v.begin(), v.end());
	for(int i = 0; i < n; ++i){
		mx = max(mx, -sum + v[i].first);
		sum += v[i].second;
		ans = max(ans, sum + mx - v[i].first);
	}
	cout << ans << "\n";
    return 0;
}

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