답안 #971750

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
971750	2024-04-29T08:56:24 Z	batsukh2006	쌀 창고 (IOI11_ricehub)	C++17	컴파일 오류	0 ms	0 KB

ricehub

#include<bits/stdc++.h>
using namespace std;
#define ss second
#define ff first
#define endl '\n'
int besthub(int r, int l, int x[], long long b){
	int ans=0,m=0;
	long long cost=0;
	for(int i=0,j=0; i<r; i++){
		cost+=x[i]-x[m];
		int mid=(i+j)/2;
		cost+=(x[mid]-x[m])*(mid-j);
		cost-=(x[mid]-x[m])*(i-mid+1);
		m=mid;
		while(cost>b){
			cost-=x[m]-a[j];
			int mid=(i+j+1)/2;
			cost+=(x[mid]-x[m])*(mid-j-1);
			cost-=(x[mid]-x[m])*(i-mid+1);
			j++;
		}
		ans=max(ans,i-j+1);
	}
	return ans;
}

Compilation message

ricehub.cpp: In function 'int besthub(int, int, int*, long long int)':
ricehub.cpp:16:15: error: 'a' was not declared in this scope
   16 |    cost-=x[m]-a[j];
      |               ^