제출 #1316511

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1316511		ghos007	Advertisement 2 (JOI23_ho_t2)	C++20	59 / 100	2095 ms	2360 KiB

Main

//#define _GLIBCXX_DEBUG
#include <bits/stdc++.h>
#define int long long
using namespace std;
struct node {
  int color;
  pair<int,int> sect;
  node() = default;
  node(int val,int l,int r) : color(val), sect(l,r) {}
};
signed main() {
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  int n;
  cin >> n;
  vector <pair<int,int>> vec(n);
  for (int i = 0;i < n;i++) {
    cin >> vec[i].second >> vec[i].first;
  }
  sort(vec.begin(), vec.end());
  int ans = 1;
  for (int i = n - 2;i >= 0;i--) {
    bool is_free = 0;
    for (int j = i + 1;j < n;j++) {
      int er = vec[j].first - vec[i].first;
      int xr = abs(vec[j].second - vec[i].second);
      if (xr <= er) {
        is_free = 1;
      }
    }
    if (!is_free) {
      ans++;
    }
  }
  cout << ans << '\n';
}

• Subtask 1: 0 / 10
• Subtask 2: 23 / 23
• Subtask 3: 36 / 36
• Subtask 4: 0 / 31