제출 #1118579

#제출 시각아이디문제언어결과실행 시간메모리
1118579heeyArt Exhibition (JOI18_art)C++14
100 / 100
169 ms21076 KiB
#include<bits/stdc++.h> using namespace std; #define int long long signed main(){ ios_base::sync_with_stdio(0); cin.tie(0); int n; cin >> n; vector<pair<int, int>> a(n); for(int i = 0; i < n; i++) cin >> a[i].first >> a[i].second; sort(a.begin(), a.end()); int res, cur; res = cur = a[0].second; for(int i = 1; i < n; i++){ cur += a[i].second; cur -= a[i].first; cur += a[i-1].first; cur = max(cur, a[i].second); res = max(res, cur); } cout << res << '\n'; return 0; }
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