제출 #423083

#제출 시각아이디문제언어결과실행 시간메모리
423083chirathnirodhaHotter Colder (IOI10_hottercolder)C++17
0 / 100
2031 ms262144 KiB
#include "grader.h"
#include<bits/stdc++.h>
using namespace std;
 
int HC(int N){
   int l=1,r=N;
   if(N==1)return 1;
   while(true){
      if(r-l+1==2){
         Guess(l);
         int xx=Guess(r);
         if(r==1)return r;
         else return l;
      }
      if(l==r)return l;
      int a=(l+r+3)/4;
      int b=(l+r)*3/4;
      Guess(a);
      int y=Guess(b);
      if(y==0)return (l+r)/2;
      else if(y==1)l=(l+r+1)/2;
      else r=(l+r-1)/2;
   }
}

컴파일 시 표준 에러 (stderr) 메시지

hottercolder.cpp: In function 'int HC(int)':
hottercolder.cpp:11:14: warning: unused variable 'xx' [-Wunused-variable]
   11 |          int xx=Guess(r);
      |              ^~
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