제출 #787822

#제출 시각아이디문제언어결과실행 시간메모리
787822Andrey드문 곤충 (IOI22_insects)C++17
88.96 / 100
84 ms540 KiB
#include "insects.h" #include<bits/stdc++.h> using namespace std; int n,p = 0,l,r; vector<bool> idk(10000,true); vector<bool> no(10000,true); void check(int a) { vector<bool> bruh(n,true); vector<int> wut(0); vector<int> yay(0); int br = n,c,big = 0; for(int i = 0; i < n; i++) { if(idk[i] && no[i]) { move_inside(i); c = press_button(); if(press_button() > a) { bruh[i] = false; yay.push_back(i); move_outside(i); br--; big = a; } else { big = max(big,c); wut.push_back(i); } } else if(no[i] == false) { br--; } } if(br == p*a) { l = a; for(int i = 0; i < wut.size(); i++) { idk[wut[i]] = false; } return; } else { r = min(big,a-1); if(l == r) { return; } for(int i = 0; i < n; i++) { if(bruh[i] && idk[i] && no[i]) { move_outside(i); } } for(int i = 0; i < yay.size(); i++) { no[yay[i]] = false; } return; } } int min_cardinality(int N) { n = N; int m; l = 1; vector<bool> bruh(n,true); vector<int> yay(0); for(int i = 0; i < n; i++) { move_inside(i); if(press_button() > 1) { move_outside(i); bruh[i] = false; } else { p++; yay.push_back(i); } } for(int i = 0; i < p; i++) { idk[yay[i]] = false; } r = n/p; if(p == 1) { return n; } while(l < r) { m = (l+r+1)/2; check(m); } return l; }

컴파일 시 표준 에러 (stderr) 메시지

insects.cpp: In function 'void check(int)':
insects.cpp:36:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   36 |         for(int i = 0; i < wut.size(); i++) {
      |                        ~~^~~~~~~~~~~~
insects.cpp:51:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   51 |         for(int i = 0; i < yay.size(); i++) {
      |                        ~~^~~~~~~~~~~~
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