제출 #272103

#제출 시각아이디문제언어결과실행 시간메모리
272103MKutayBozkurtArt Exhibition (JOI18_art)C++14
100 / 100
228 ms8224 KiB
#include <bits/stdc++.h> using namespace std; int main() { ios::sync_with_stdio(0); cin.tie(0); cout.tie(0); int n; cin >> n; vector<pair<long long, int>> a(n); for (int i = 0; i < n; i++) { cin >> a[i].first >> a[i].second; } sort(a.begin(), a.end()); long long sum = 0, ans = 0, mx = -1e18; for (int i = 0; i < n; i++) { mx = max(mx, a[i].first - sum); sum += a[i].second; ans = max(ans, sum - a[i].first + mx); } cout << ans << '\n'; return 0; }
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