Submission #843090

#	Time	Username	Problem	Language	Result	Execution time	Memory
843090		asdfgrace	Cloud Computing (CEOI18_clo)	C++17	72 / 100	484 ms	1368 KiB

clo

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

int main() {
  ios::sync_with_stdio(0); cin.tie(0);
  const int mx = 100005;
  int n;
  cin >> n;
  vector<array<int, 3>> a(n);
  for (int i = 0; i < n; ++i) {
    for (int j = 0; j < 3; ++j) {
      cin >> a[i][j];
    }
    a[i][2] = -a[i][2];
  }
  int m;
  cin >> m;
  a.resize(n + m);
  for (int i = 0; i < m; ++i) {
    for (int j = 0; j < 3; ++j) {
      cin >> a[i + n][j];
    }
    a[i + n][0] = -a[i + n][0];
  }
  sort(a.begin(), a.end(), [&] (array<int, 3> a1, array<int, 3> a2) {
    return a1[1] > a2[1];
  });
  vector<long long> dp(mx, -1e18);
  dp[0] = 0;
  for (int i = 0; i < n + m; ++i) {
    if (a[i][0] > 0) {
      for (int j = mx - a[i][0] - 1; j >= 0; --j) {
        if (dp[j] == -1e18) continue;
        dp[j + a[i][0]] = max(dp[j + a[i][0]], dp[j] + a[i][2]);
      }
    } else {
      for (int j = -a[i][0]; j < mx; ++j) {
        if (dp[j] == -1e18) continue;
        dp[j + a[i][0]] = max(dp[j + a[i][0]], dp[j] + a[i][2]);
      }
    }
  }
  cout << *max_element(dp.begin(), dp.end()) << '\n';
}

• Subtask 1: 18 / 18
• Subtask 2: 18 / 18
• Subtask 3: 18 / 18
• Subtask 4: 0 / 18
• Subtask 5: 18 / 18
• Subtask 6: 0 / 10