#include<bits/stdc++.h>
//IBOW
#define Task "RiceHub"
#define DB(X) { cerr << #X << " = " << (X) << '\n'; }
#define DB1(A, _) { cerr << #A << "[" << _ << "] = " << (A[_]) << '\n'; }
#define DB2(A, _, __) { cerr << #A << "[" << _ << "][" << __ << "] = " << (A[_][__]) << '\n'; }
#define DB3(A, _, __, ___) { cerr << #A << "[" << _ << "][" << __ << "][" << ___ << "] = " << (A[_][__][___]) << '\n'; }
#define pb push_back
#define F first
#define S second
#define all(x) (x).begin(), (x).end()
#define sz(x) (int)(x).size()
#define eb emplace_back
using namespace std;
typedef long long ll;
typedef pair<int, int> ii;
typedef pair<ii, int> iii;
const int N = 2e5 + 10;
const int inf = 2e9 + 10;
const ll INF = 2e18 + 10;
const int MOD = 1e9 + 7;
int n, L, x[N], B, pre[N];
bool ok(int va)
{
int mn = inf;
for (int i = va; i <= n; ++i)
{
int tv = (pre[i] - pre[i - va]) / va + ((pre[i] - pre[i - va]) % va > 0);
int pos = upper_bound(x + i - va + 2, x + i + 1, tv) - x - 1;
mn = min(mn, (tv * (pos - i + va) - pre[pos] + pre[i - va]) + (pre[i] - pre[pos] - tv * (i - pos)));
}
return mn <= B;
}
int32_t main()
{
ios_base::sync_with_stdio(false); cin.tie(nullptr);
if (fopen(Task".inp", "r"))
{
freopen(Task".inp", "r", stdin);
// freopen(Task".out", "w", stdout);
}
cin >> n >> L >> B;
for (int i = 1; i <= n; ++i) cin >> x[i], pre[i] = pre[i - 1] + x[i];
int L = 1, R = 1e9, ans = -1;
while (L <= R)
{
int mid = (L + R) / 2;
if (ok(mid)) L = mid + 1, ans = mid;
else R = mid - 1;
}
cout << ans;
return 0;
}
Compilation message
ricehub.cpp: In function 'int32_t main()':
ricehub.cpp:45:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
45 | freopen(Task".inp", "r", stdin);
| ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
/usr/bin/ld: /tmp/ccB4KafU.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccE4dEtX.o:ricehub.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/ccB4KafU.o: in function `main':
grader.cpp:(.text.startup+0xae): undefined reference to `besthub(int, int, int*, long long)'
collect2: error: ld returned 1 exit status
