Submission #703584

#	Time	Username	Problem	Language	Result	Execution time	Memory
703584		t6twotwo	Rarest Insects (IOI22_insects)	C++17	25 / 100	298 ms	260 KiB

insects

#include "insects.h"
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
int min_cardinality(int n) {
    vector<bool> in(n);
    int m = 0;
    for (int i = 0; i < n; i++) {
        move_inside(i);
        if (press_button() == 1) {
            in[i] = 1;
            m++;
        } else {
            move_outside(i);
        }
    }
    int ans = 0;
    while (++ans) {
        if (n - m * ans < m) break;
        int cnt = 0;
        for (int i = 0; i < n && cnt < m; i++) {
            if (in[i]) continue;
            move_inside(i);
            if (press_button() == ans + 1) {
                in[i] = 1;
                cnt++;
            } else {
                move_outside(i);
            }
        }
        if (cnt != m) break;
    }
    return ans;
}

• Subtask 1: 10 / 10
• Subtask 2: 15 / 15
• Subtask 3: 0 / 75