제출 #1307434

#제출 시각아이디문제언어결과실행 시간메모리
1307434ballbreakerArt Exhibition (JOI18_art)C++20
50 / 100
1096 ms8000 KiB
#include <bits/stdc++.h> #pragma GCC optimize("O3,unroll-loops") #pragma GCC target("avx,avx2,bmi,bmi2") #define all(a) a.begin(),a.end() using namespace std; #define int long long void gogo() { int n; cin >> n; pair<int, int>seg[n + 1]; for (int i = 1; i <= n; i++) { cin >> seg[i].first >> seg[i].second; } sort(seg + 1, seg + n + 1); int ans = 0; for (int l = 1; l <= n; l++) { int sum = 0; for (int r = l; r <= n; r++) { sum += seg[r].second; ans = max(ans, sum - (seg[r].first - seg[l].first)); } } cout << ans << endl; } main() { ios_base::sync_with_stdio(false); cin.tie(0); int t = 1; // cin >> t; while (t--) { gogo(); } }

컴파일 시 표준 에러 (stderr) 메시지

art.cpp:25:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   25 | main() {
      | ^~~~
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