제출 #654148

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
654148		lunchbox1	Art Exhibition (JOI18_art)	C++17	100 / 100	185 ms	20688 KiB

art

/*
 author: lunchbox
 problem link: https://oj.uz/problem/view/JOI18_art
*/
#include <bits/stdc++.h>
using namespace std;

int main() {
 ios::sync_with_stdio(0), cin.tie(0);
 int n; cin >> n;
 vector<pair<long long, int>> a(n);
 for (auto &[x, y] : a) cin >> x >> y;
 sort(a.begin(), a.end());
 long long ans = 0, pre = 1e18, cur = 0;
 for (auto [x, y] : a) {
  pre = min(pre, cur - x);
  ans = max(ans, cur - x + y - pre), cur += y;
 }
 cout << ans << '\n';
 return 0;
}

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