Submission #914723

#	Time	Username	Problem	Language	Result	Execution time	Memory
914723		DucNguyen2007	Rice Hub (IOI11_ricehub)	C++14	0 / 100	2 ms	2652 KiB

ricehub

#include<bits/stdc++.h>
using namespace std;
#define ll long long
const int maxN=1e5+5;
ll sum[maxN+1];
ll get(ll l,ll r)
{
    if(l==0)
    {
        return sum[r];
    }
    else return sum[r]-sum[l-1];
}
ll besthub(int L,int n,int a[],ll B)
{
    sum[0]=a[0];
    for(int i=1;i<n;i++)
    {
        sum[i]=sum[i-1]+a[i];
    }
    for(int len=1;len<=n;len++)
    {
        ll l=0,r=len-1;
        while(r<n)
        {
            ll p=(l+r)/2;
            ll cur=(p-l+1)*a[p]-get(l,p)+get(p,r)-(r-p+1)*a[p];
            if(cur<=B)
            {
                return len;
            }
        }
    }
}

Compilation message (stderr)

ricehub.cpp: In function 'long long int besthub(int, int, int*, long long int)':
ricehub.cpp:34:1: warning: control reaches end of non-void function [-Wreturn-type]
   34 | }
      | ^

• Subtask 1: 0 / 17
• Subtask 2: 0 / 25
• Subtask 3: 0 / 26
• Subtask 4: 0 / 32