Submission #823132

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
823132	2023-08-12 08:21:19	finn__	Rarest Insects (IOI22_insects)	C++17	100 / 100	48 ms	456 KiB

insects

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#include <bits/stdc++.h>
#include "insects.h"
std::bitset<2000> in_machine, deleted;
int min_cardinality(int N)
{
    std::vector<int> j(N);
    std::iota(j.begin(), j.end(), 0);
    std::random_shuffle(j.begin(), j.end());
    int d = 0;
    for (int const &i : j)
    {
        move_inside(i);
        if (press_button() > 1)
            move_outside(i);
        else
            ++d, in_machine[i] = 1;
    }
    int a = 1, b = N / d;
    while (a < b)
    {
        int const mid = (a + b + 1) >> 1;
        std::vector<int> moved;
        int inside = in_machine.count();
        for (int const &i : j)
        {
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 15 / 15
• Subtask 3: 75 / 75