Submission #1056746

#	Time	Username	Problem	Language	Result	Execution time	Memory
1056746		PikachudoraEHE	Rice Hub (IOI11_ricehub)	C++14	100 / 100	12 ms	2904 KiB

ricehub

#include "ricehub.h"
#include<bits/stdc++.h>
using namespace std;

long long idx[100005];int n;long long qs[100005];long long b;

bool chk(int a){
    long long mi=LLONG_MAX;
    for(int l=1;l<=n-a+1;l++){
        int r =l+a-1;int m=(l+r)/2;
        mi=min(mi,(m-l+1)*idx[m]-qs[m]+qs[l-1]-(r-m)*(idx[m])+qs[r]-qs[m]);
    }
return mi<=b;
}

int besthub(int R, int L, int X[], long long B){
    int l=0;int r=R;n=R;b=B;
    for(int i=0;i<R;i++){idx[i+1]=X[i];qs[i+1]=qs[i]+idx[i+1];}
    while(l<r){
        int mid = (l+r+1)/2;
        if(chk(mid)){
            l=mid;
        }
        else{
            r =mid-1;
        }
    }
  return l;
}

• Subtask 1: 17 / 17
• Subtask 2: 25 / 25
• Subtask 3: 26 / 26
• Subtask 4: 32 / 32