제출 #1320476

#제출 시각아이디문제언어결과실행 시간메모리
1320476BigBadBullyRarest Insects (IOI22_insects)C++20
0 / 100
5 ms332 KiB
#include "insects.h" #include <bits/stdc++.h> using namespace std; int min_cardinality(int n) { int dst = 0; for (int i = 0; i < n; i++) { move_inside(i); int val = press_button(); if(val>1) move_outside(i); else dst++; } function<bool(int)> check = [&](int x) { if(x>n)return true; if(x==0)return false; int sz = 0; for(int i = 0; i< n; i++) { move_inside(i); int val = press_button(); if(val>x) move_outside(i); else sz++; } return sz < x*dst; }; int l = 2,r = n+1; while(r-l) { int mid = l+r>>1; if(check(mid)) r = mid; else l = mid+1; } return l-1; }
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