Submission #895790

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
895790	2023-12-30T20:48:13 Z	vjudge1	Rice Hub (IOI11_ricehub)	C++17	Compilation error	0 ms	0 KB

ricehub

#include <bits/stdc++.h>
using namespace std;
#define ll long long int

ll besthub(ll N, ll L, ll A[], long long B) {
    vector<ll> p(N + 1);
    p[0] = 0;
    for (ll i = 1; i <= N; i++) {
        p[i] = A[i - 1];
        p[i] += p[i - 1];
    }
    ll ans = 0;
    for (ll i = 1; i <= N; i++) {
        ll left = i, right = N;
        while (left <= right) {
            ll middle = (left + right) / 2;
            ll median = (i + middle) / 2;
            ll sum = (p[left + 1] - p[median]) - (left + 1 - median) * A[median - 1] +
                            (median - (i - 1)) * A[median - 1] - (p[median] - p[i - 1]);
            if (sum <= B) {
                ans = max(ans, middle - i + 1);
                left = middle + 1;
            } else {
                right = middle - 1;
            }
        }
    }
    return ans;
}

// int main() {
//     ios_base::sync_with_stdio(0);
//     cin.tie(0);
//     cout.tie(0);
//     ll R, L;
//     cin >> R >> L;
//     ll X[R];
//     for (ll i = 0; i < R; i++) {
//         cin >> X[i];
//     }
//     ll B;
//     cin >> B;
//     cout << besthub(R, L, X, B) << "\n";
// }

Compilation message

/usr/bin/ld: /tmp/ccDaeQOr.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