제출 #546359

#제출 시각아이디문제언어결과실행 시간메모리
546359AJ00쌀 창고 (IOI11_ricehub)C++14
0 / 100
1084 ms596 KiB
#include <bits/stdc++.h> #include "ricehub.h" using namespace std; int besthub(int R, int L, int X[], long long B) { int ans; int n = R; long long int lsum,rsum; deque<int> le,re; int f = 1, b = n; while(f != b){ int mid = ((f+b) >> 1); lsum = rsum = 0; le.clear(); re.clear(); for (int i = 0; i < (mid+1)/2; i++){ lsum += X[i]; le.push_back(X[i]); } for (int i = (mid+1)/2; i < mid; i++){ rsum += X[i]; re.push_back(X[i]); } /*if (mid%2==1){ int nxt = re.front(); re.pop_front(); rsum -= nxt; lsum += nxt; }*/ bool pos = false; if (rsum - lsum < B){ f = mid; continue; } int nxt,temp1,temp2,itr = mid+1; while(itr < n){ nxt = X[itr]; temp1 = re.front(); temp2 = le.front(); rsum += (nxt-temp1); lsum += (temp1-temp2); re.pop_front(); le.pop_front(); re.push_back(nxt); le.push_back(temp1); if (rsum - lsum <= B){ pos = true; break; } itr++; } if (pos){ f = mid; } else { b = mid-1; } } return f; }

컴파일 시 표준 에러 (stderr) 메시지

ricehub.cpp: In function 'int besthub(int, int, int*, long long int)':
ricehub.cpp:7:9: warning: unused variable 'ans' [-Wunused-variable]
    7 |     int ans;
      |         ^~~
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