#include <bits/stdc++.h>
#define f first
#define s second
using namespace std;
typedef long long ll;
typedef pair<ll,ll> pi;
ll r,l,b,x[100005],sum,anw,cnt=1;
queue<ll> st,ed;
int besthub()
{
ios::sync_with_stdio(false);
cin.tie(NULL);
cin>>r>>l>>b;
for(int i=1;i<=r;i++)
cin>>x[i];
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;
}
Compilation message
/tmp/ccdstOon.o: In function `main':
grader.cpp:(.text.startup+0x92): undefined reference to `besthub(int, int, int*, long long)'
collect2: error: ld returned 1 exit status
