제출 #597540

#제출 시각아이디문제언어결과실행 시간메모리
597540sff_userHotter Colder (IOI10_hottercolder)C++17
25 / 100
606 ms13904 KiB
#include "grader.h" #include <bits/stdc++.h> #define ll long long #define vi vector<int> #define pb push_back using namespace std; int HC(int N){ ll l = 1,r = N; int G = Guess(l); ll last = 2; while(l<=r){ int K = Guess(last==1?l:r); if(last == 2){ if(K==1){ l = (l+r)/2+1; G = Guess(r); last = 1; } if(K==-1){ r = (l+r)/2; G = Guess(l); } if(K==0){ return (l+r)/2; } } else{ if(K==1){ r = (l+r)/2; G = Guess(l); last = 2; } if(K==-1){ l = (l+r)/2+1; G = Guess(r); } if(K==0){ return (l+r)/2; } } } return l; }

컴파일 시 표준 에러 (stderr) 메시지

hottercolder.cpp: In function 'int HC(int)':
hottercolder.cpp:13:8: warning: variable 'G' set but not used [-Wunused-but-set-variable]
   13 |    int G = Guess(l);
      |        ^
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