제출 #1289389

#제출 시각아이디문제언어결과실행 시간메모리
1289389aren_danceHotter Colder (IOI10_hottercolder)C++20
50 / 100
345 ms8236 KiB
#include <bits/stdc++.h> #include "grader.h" using namespace std; int HC(int N){ int l=1; int r=N; while(l<r){ int m=(l+r)/2; int x=Guess(m); int y=Guess(m+1); if(y==-1){ int z=Guess(l); r=m; if(z==1){ r=(l+m)/2; } else{ l=(l+m)/2; } } else{ int z=Guess(r); l=m+1; if(z==1){ l=(r+m+1)/2; } else{ r=(r+m+1)/2; } } } return l; }
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