제출 #859317

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
859317	2023-10-10 03:56:39	kim	드문 곤충 (IOI22_insects)	C++17	56.41 / 100	98 ms	1824 KiB

insects

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#include "insects.h"
#include<bits/stdc++.h>
using namespace std;
#define in move_inside
#define press press_button
#define out move_outside
set<int> mp,mp2,mp3;
int n,p,k0;
bool check(int k1){
    stack<int> st;
    for(int i=0;i<n;++i){
        if(mp.count(i)) continue;
        if(mp3.count(i)) continue;
        in(i);
        if(press()>k1) out(i);
        else mp.insert(i),st.push(i);
    }
    if(mp.size()==p*k1){
        k0=k1;
        for(auto &e:mp) if(mp2.count(e)) mp2.erase(e);
        return 1;
    }
    stack<int> st2;
    for(auto &e:mp2){
        if(!mp.count(e)) st2.push(e);
    }
 
 
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컴파일 시 표준 에러 (stderr) 메시지

insects.cpp: In function 'bool check(int)':
insects.cpp:22:17: warning: comparison of integer expressions of different signedness: 'std::set<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   22 |     if(mp.size()==p*k1){
      |        ~~~~~~~~~^~~~~~
insects.cpp: In function 'int min_cardinality(int)':
insects.cpp:56:23: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   56 |         int mid=l+(r-l+1>>1);
      |                    ~~~^~

• Subtask 1: 10 / 10
• Subtask 2: 15 / 15
• Subtask 3: 31.41 / 75