Submission #629323

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
629323	2022-08-14 11:21:19	jakubd	Rarest Insects (IOI22_insects)	C++17	100 / 100	252 ms	45296 KiB

insects

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#include "insects.h"
#include <bits/stdc++.h>
using namespace std;
int N;
vector<int> where, lastWhere;
void _move_inside(int x) {
  where[x] = 1;
}
void _move_outside(int x) {
  where[x] = 0;
}
map<vector<int>, int> memo;
int _press_button() {
  if (memo.count(where)) return memo[where];
  for (int i = 0; i < N; i++) {
    if (where[i] == lastWhere[i]) continue;
    if (where[i]) move_inside(i);
    else move_outside(i);
  }
  lastWhere = where;
  return memo[where] = press_button();
}
int min_cardinality(int n) {
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 15 / 15
• Subtask 3: 75 / 75