Submission #1273900

#	Time	Username	Problem	Language	Result	Execution time	Memory
1273900		nhq0914	Art Exhibition (JOI18_art)	C++20	0 / 100	0 ms	332 KiB

art

#include <bits/stdc++.h>
#define all(a) a.begin(), a.end()
#define rall(a) a.rbegin(), a.rend()
#define vi vector <int>
#define pb push_back
using namespace std;

using i64 = long long;
using u64 = unsigned long long;

template <typename T>
	using PQmin = priority_queue <T, vector <T>, greater <T>>;

int n;
i64 S, pre = 1e18, ans = -1e18;

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

	cin >> n;

	vector <pair <i64, int>> art(n);
	for(auto &x : art)
		cin >> x.first >> x.second;

	sort(all(art));

	for(int i = 0; i < n; ++i){
		auto &a = art[i];
		ans = max(ans, S + a.second - a.first - pre);
		pre = min(pre, S - a.first);
		S += a.second;
	}

	cout << ans;
	return 0;
}

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