제출 #131242

#제출 시각아이디문제언어결과실행 시간메모리
131242joylintpArt Exhibition (JOI18_art)C++17
100 / 100
273 ms20984 KiB
#include<bits/stdc++.h> #define int long long using namespace std; pair<int, int> arr[500000]; signed main() { ios_base::sync_with_stdio(false); cin.tie(0); int n; cin >> n; for (int i = 0; i < n; i++) cin >> arr[i].first >> arr[i].second; sort(arr, arr + n); int ans = 0, sum = 0, lo = 0; for (int i = 0; i < n; i++) { lo = min(lo, sum - arr[i].first); sum += arr[i].second; ans = max(ans, sum - arr[i].first - lo); } cout << ans << '\n'; return 0; }
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