제출 #948793

#제출 시각아이디문제언어결과실행 시간메모리
948793IrateArt Exhibition (JOI18_art)C++14
100 / 100
176 ms28684 KiB
#include <bits/stdc++.h> using namespace std; int main(){ ios_base::sync_with_stdio(0); cin.tie(0); int n; cin >> n; vector<pair<long long, int>>v(n + 1); vector<long long>pref(n + 1); for(int i = 1;i <= n;++i){ cin >> v[i].first >> v[i].second; } sort(v.begin(), v.end()); for(int i = 1;i <= n;++i){ pref[i] = pref[i - 1] + v[i].second; } long long res = 0; priority_queue<long long>pq; for(int i = 1;i <= n;++i){ pq.push(v[i].first - pref[i - 1]); res = max(res, pq.top() + pref[i] - v[i].first); } cout << res << '\n'; }
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