제출 #199792

#제출 시각아이디문제언어결과실행 시간메모리
199792aer0park쌀 창고 (IOI11_ricehub)C++14
32 / 100
27 ms2680 KiB
#include "ricehub.h" #include <bits/stdc++.h> #define f first #define s second using namespace std; typedef long long ll; typedef pair<ll,ll> pi; ll sum,anw,cnt=1; queue<ll> st,ed; int besthub(int r,int l,int x[],ll b) { for(int i=r;i>=1;i--) x[i]=x[i-1]; x[r+1]=l+1; for(int i=1;i<=r;i++) { sum+=(st.size()-ed.size())*(x[i]-x[i-1]); if(!ed.empty()) st.push(ed.front()),ed.pop(); else st.push(cnt),cnt++; if(sum<=b) anw=max(anw,(ll)st.size()+(ll)ed.size()); while(st.size()>=2&&(sum>b||x[i]-x[st.front()]>=x[cnt]-x[i])) sum-=x[i]-x[st.front()],st.pop(); while(cnt<=r&&sum+x[cnt]-x[i]<=b) ed.push(cnt),sum+=x[cnt]-x[i],cnt++; anw=max(anw,(ll)st.size()+(ll)ed.size()); } return anw; }
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