제출 #265131

#제출 시각아이디문제언어결과실행 시간메모리
265131Toirov_SadiHotter Colder (IOI10_hottercolder)C++17
50 / 100
876 ms24668 KiB
#include<bits/stdc++.h> #include "grader.h" using namespace std; int rec(int l, int r, int last){ if(l == r) return l; int m = (l + r) / 2; if(m == last && m > l) m --; else if(m == last) m ++; int x = Guess(m); if(x == 0){ return (m + last) / 2; } if(x == 1){ if(m < last) return rec(l, (m + last) / 2, m); else return rec((m + last + 1) / 2, r, m); } if(x == -1){ if(m < last) return rec((m + last + 1) / 2, r, m); else return rec(l, (last + m) / 2, m); } } int HC(int N){ if(N == 1) return 1; Guess(N / 2); return rec(1, N, N / 2); }

컴파일 시 표준 에러 (stderr) 메시지

hottercolder.cpp: In function 'int rec(int, int, int)':
hottercolder.cpp:24:1: warning: control reaches end of non-void function [-Wreturn-type]
   24 | }
      | ^
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