Submission #777473

#	Time	Username	Problem	Language	Result	Execution time	Memory
777473		alexander707070	Rarest Insects (IOI22_insects)	C++17	0 / 100	0 ms	208 KiB

insects

#include<bits/stdc++.h>
#include "insects.h"
#define MAXN 2007
using namespace std;

int n,last;
vector<int> diff;
int type[MAXN];
bool used[MAXN];

int min_cardinality(int N){
    n=N;

    for(int i=0;i<n;i++){
        diff.clear();

        for(int i=0;i<n;i++){
            if(used[i])continue;

            move_inside(i);
            diff.push_back(i);

            if(press_button()>1){
                move_outside(i);
                diff.pop_back();
            }
        }

        if(last==-1)last=diff.size();
        else if(last!=diff.size()){
            return i;
        }

        for(int i:diff){
            used[i]=true;
            move_outside(i);
        }
    }

    return n;
}

Compilation message (stderr)

insects.cpp: In function 'int min_cardinality(int)':
insects.cpp:30:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   30 |         else if(last!=diff.size()){
      |                 ~~~~^~~~~~~~~~~~~

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