제출 #145019

#제출 시각아이디문제언어결과실행 시간메모리
145019mhy908Rice Hub (IOI11_ricehub)C++14
0 / 100
5 ms632 KiB
#include <bits/stdc++.h>
#include "ricehub.h"
using namespace std;
typedef long long LL;
LL sum[100010];
int arr[100010];
int ans;
int besthub(int n, int m, int x[], LL b)
{
    int l=1, r;
    LL p=0;
    for(int i=0; i<n; i++)arr[i+1]=x[i];
    for(int i=1; i<=n; i++)sum[i]=sum[i-1]+(LL)arr[i];
    for(r=1; r<=n; r++){
        while(l<=r){
            int mid=(l+r)/2;
            LL temp=(LL)(mid-l+1)*(LL)arr[mid]-(LL)(sum[mid]-sum[l-1])+(LL)(sum[r]-sum[mid-1])-(LL)(r-mid+1)*(LL)arr[mid];
            if(temp>b)break;
            ans=max(ans, r-l+1);
            l++;
        }
    }
    return ans;
}

컴파일 시 표준 에러 (stderr) 메시지

ricehub.cpp: In function 'int besthub(int, int, int*, LL)':
ricehub.cpp:11:8: warning: unused variable 'p' [-Wunused-variable]
     LL p=0;
        ^
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