Submission #1324897

#	Time	Username	Problem	Language	Result	Execution time	Memory
1324897		riafhasan2010	Art Exhibition (JOI18_art)	C++17	50 / 100	1096 ms	12088 KiB

art

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;

int main() {
  ios::sync_with_stdio(0);
  cin.tie(0);
  int n; cin >> n;
  vector<pair<ll, ll>> p(n + 1);
  vector<ll> psum(n + 1); psum[0] = 0;
  for (int i = 1; i <= n; i++) {
    cin >> p[i].first >> p[i].second;
  }
  sort(p.begin(), p.end());
  for (int i = 1; i <= n; i++) {
    psum[i] = p[i].second + psum[i - 1];
  }
  ll ans = 0;
  for (int i = 1, l = 0; i <= n; i++) {
    for (int j = 1; j <= i; j++) {
      ans = max(ans, psum[i] - psum[j - 1] - (p[i].first - p[j].first));
    }
  }
  cout << ans << '\n';
}

• Subtask 1: 10 / 10
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 0 / 50