제출 #121017

#제출 시각아이디문제언어결과실행 시간메모리
121017turbat쌀 창고 (IOI11_ricehub)C++14
0 / 100
5 ms556 KiB
#include <bits/stdc++.h> #include "ricehub.h" using namespace std; long long s[100005]; long long can(int l, int r){ int mid = (l + r) / 2; return s[r] - s[l - 1]; // if ((r - l) % 2) return s[r] - s[l - 1]; // return s[r] - s[l - 1] - s[mid] + s[mid + 1]; } int besthub(int R, int L, int X[], long long B){ int ans = 0; for (int i = 1;i <= R;i++) s[i] = s[i - 1] + X[i - 1]; for (int i = 1;i <= R;i++){ int l = i, r = R, mid; while (l != r){ mid = (l + r + 1) / 2; if (can(l, mid) <= B) l = mid; else r = mid - 1; } ans = max(ans, l - i + 1); } return ans; }

컴파일 시 표준 에러 (stderr) 메시지

ricehub.cpp: In function 'long long int can(int, int)':
ricehub.cpp:8:6: warning: unused variable 'mid' [-Wunused-variable]
  int mid = (l + r) / 2;
      ^~~
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