#include "ricehub.h"
#include <bits/stdc++.h>
using namespace std;
long long r, l, b;
vector<long long> x;
long long query(long long a, long long b) {
if (a > 0) return x[b] - x[a - 1];
return x[b];
}
bool check(long long k) {
for (int i = k - 1; i < r; i++) {
long long cur = query(i - k / 2 + 1, i) - query(i - k + 1, i - (k + 1) / 2);
if (cur <= b) return true;
}
return false;
}
int besthub(int R, int L, int X[], long long B) {
r = R, l = L, b = B;
x = vector<long long>(X, X + r);
for (int i = 1; i < r; i++) x[i] += x[i - 1];
long long lo = 2, hi = r;
while (lo < hi) {
long long mid = (lo + hi + 1) / 2;
if (check(mid)) lo = mid;
else hi = mid - 1;
}
return lo;
}
