제출 #714097

#제출 시각아이디문제언어결과실행 시간메모리
714097Pherokung드문 곤충 (IOI22_insects)C++17
47.50 / 100
247 ms580 KiB
#include "insects.h" #include<bits/stdc++.h> using namespace std; int min_cardinality(int n) { int be = 1, ed = n, type = 0; stack<int> in; for(int i=0;i<n;i++){ move_inside(i); if(press_button() > 1) move_outside(i); else type++, in.push(i); } while(be <= ed){ int mid = (be+ed)/2, cnt = 0; while(!in.empty()){ move_outside(in.top()); in.pop(); } for(int i=0;i<n;i++){ move_inside(i); if(press_button() > mid) move_outside(i); else cnt++, in.push(i); } if(cnt == mid * type) be = mid+1; else ed = mid-1; } return ed; }
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