제출 #643635

#제출 시각아이디문제언어결과실행 시간메모리
643635Vanilla드문 곤충 (IOI22_insects)C++17
0 / 100
1 ms208 KiB
#include <bits/stdc++.h>
#include "insects.h"
using namespace std;

int min_cardinality(int n) {
  vector <bool> vis (n);
  int tp = 0;
  for (int i = 0; i < n; i++){
    move_inside(i);
    if (press_button() == 2) {
      move_outside(i);
    }
    else {
      vis[i] = 1;
      tp++;
    }
  }
  for (int i = 2; i <= n; i++){
    int d = 0;
    for (int j = 0; j < n; j++){
      if (vis[j]) continue;
      move_inside(j);
      if (press_button() == i + 1) {
        move_outside(j);
      }
      else {
        vis[j] = 1;
        d++;
      }
    }
    if (d != tp) return i-1;
  }
  return 0;
}
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