Submission #627945

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
627945	2022-08-13 01:28:13	lunchbox	Rarest Insects (IOI22_insects)	C++17	100 / 100	65 ms	336 KiB

insects

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#include <bits/stdc++.h>
using namespace std;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
typedef vector<int> vi;
#ifdef LOCAL
void move_inside(int i);
void move_outside(int i);
int press_button();
#else
#include "insects.h"
#endif
int min_cardinality(int n) {
  int c = 0;
  vi in(n), p(n);
  iota(p.begin(), p.end(), 0);
  for (int i = 0; i < n; i++) {
    move_inside(i);
    if (press_button() == 1) {
      c++;
      in[i] = 1;
    } else
      move_outside(i);
  }
  int low = 2, hi = n / c, sz = 0, ans = 1;
  while (low <= hi) {
    int t = (low + hi) / 2;
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 15 / 15
• Subtask 3: 75 / 75