제출 #949841

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
949841	2024-03-19 18:37:08	esomer	Towers (NOI22_towers)	C++17	11 / 100	827 ms	177108 KiB

Main

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#include <bits/stdc++.h>
 
using namespace std;
 
const int maxX = 1e6;
 
vector<int> cols[maxX + 1], rows[maxX + 1];
vector<bool> chosen[maxX + 1];
pair<int, int> ind[maxX + 1];
 
bool choose(int X, int Y){
  int lo = 0;
  int hi = (int)cols[X].size() - 1;
  int bst = -1;
  while(lo <= hi){
    int mid = (lo + hi) / 2;
    if(cols[X][mid] >= Y){
      bst = mid;
      hi = mid - 1;
    }else lo = mid + 1;
  }
  if(chosen[X][bst]) return true;
  chosen[X][bst] = true;
  return false;
}
 
signed main(){
  ios_base::sync_with_stdio(0);
  cin.tie(0);
 
 
 
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