제출 #672121

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
672121	2022-12-14 19:33:25	Hacv16	쌀 창고 (IOI11_ricehub)	C++17	100 / 100	14 ms	3260 KiB

ricehub

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#include<bits/stdc++.h>
#include "ricehub.h"
 
using namespace std;
 
typedef long long ll;
const int MAX = 2e6 + 15;
const ll INF = 5e18 + 15;
ll n, x[MAX], px[MAX], L;
ll b;
ll sum(ll l, ll r){
  return px[r] - (l == 0 ? 0LL : px[l - 1]);
}
bool f(ll s){
  for(ll l = 0, r = s - 1; r < n; l++, r++){
    ll m = (l + r) >> 1; 
    ll cost = 0;
    cost += sum(m + 1, r) - (r - m) * x[m];
    cost += (m - l) * x[m] - sum(l, m - 1);
    if(cost <= b) return true; 
  }
  return false;
}
 
 
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