Submission #990138

#	Time	Username	Problem	Language	Result	Execution time	Memory
990138		tch1cherin	Divide and conquer (IZhO14_divide)	C++17	48 / 100	1024 ms	1936 KiB

divide

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

int main() {
  cin.tie(nullptr)->sync_with_stdio(false);
  int N;
  cin >> N;
  vector<int> x(N), g(N), d(N);
  for (int i = 0; i < N; i++) {
    cin >> x[i] >> g[i] >> d[i];
  }
  long long answer = 0;
  for (int i = 0; i < N; i++) {
    long long sum_g = 0, sum_d = 0;
    for (int j = i; j < N; j++) {
      sum_g += g[j];
      sum_d += d[j];
      if (sum_d >= x[j] - x[i]) {
        answer = max(answer, sum_g);
      }
    }
  }
  cout << answer << "\n";
}

• Subtask 1: 17 / 17
• Subtask 2: 31 / 31
• Subtask 3: 0 / 52