Submission #1091297

#	Time	Username	Problem	Language	Result	Execution time	Memory
1091297		bean	Cloud Computing (CEOI18_clo)	C++14	100 / 100	497 ms	2164 KiB

clo

#include "bits/stdc++.h"
using namespace std;

struct t {
  int c, f, v;
  bool operator<(const t &other) {
    return f == other.f ? v < other.v : f > other.f;
  }
};

int main() {
  cin.tie(0)->sync_with_stdio(0);
  int s = 0;
  int n;
  cin >> n;
  vector<t> Events(n);
  for (int i = 0; i < n; i++) {
    int c, f, v;
    cin >> c >> f >> v;
    v *= -1;
    Events[i] = {c, f, v};
    s += c;
  }
  int m;
  cin >> m;
  Events.resize(n + m);
  for (int i = 0; i < m; i++) {
    int c, f, v;
    cin >> c >> f >> v;
    c *= -1;
    Events[i + n] = {c, f, v};
  }
  sort(Events.begin(), Events.end());
  vector<int64_t> dp(s + 1, -1e18);
  dp[0] = 0;
  for (auto &x : Events) {
    auto ndp = dp;
    for (int j = 0; j <= s; j++) {
      int pv = j - x.c;
      if (0 <= pv && pv <= s) {
        ndp[j] = max(ndp[j], dp[pv] + x.v);
      }
    }
    swap(dp, ndp);
  }
  cout << *max_element(dp.begin(), dp.end());
}

• Subtask 1: 18 / 18
• Subtask 2: 18 / 18
• Subtask 3: 18 / 18
• Subtask 4: 18 / 18
• Subtask 5: 18 / 18
• Subtask 6: 10 / 10