Submission #851662

#	Time	Username	Problem	Language	Result	Execution time	Memory
851662		stdfloat	Art Exhibition (JOI18_art)	C++17	50 / 100	1081 ms	20816 KiB

art

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

#define ll long long

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

	int n;
	cin >> n;
	
	pair<ll, ll> p[n + 1];
	for (int i = 1; i <= n; i++) {
		cin >> p[i].first >> p[i].second;
	}

	sort(p + 1, p + n + 1);

	ll ans = 0;
	for (int i = 1; i <= n; i++) {
		ll sm = 0;
		for (int j = i; j <= n; j++) {
			sm += p[j].second;
			ans = max(ans, sm - p[j].first + p[i].first);
		}
	}

	cout << ans;
}

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