Submission #1278739

#TimeUsernameProblemLanguageResultExecution timeMemory
1278739friendiksArt Collections (BOI22_art)C++20
Compilation error
0 ms0 KiB
#ifndef LOCAL
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")
#pragma GCC diagnostic ignored "-Wpedantic"
#endif

#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>

using namespace std;
using namespace __gnu_pbds;

auto seed = chrono::high_resolution_clock::now().time_since_epoch().count();
mt19937 rnd(seed);
template<typename T>
using ordered_set = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
template<typename T, typename V>
using table = gp_hash_table<T, V>;

using i128 = __int128;
using ll = long long;
using ld = long double;
using uint = unsigned int;
using ull = unsigned long long;

const ll INF = 1e18;
const int inf = 2e9;
const int maxk = 140;
const int MOD = 1e9 + 7;
const double pi = acos(-1);
const int P = 5167;
const int L = 26;
const ld EPS = 1e-7;
const int W = 3;
const int MBIT = 18;
const int maxn = 1e7 + 7;
const int B = 550;

template<typename T, typename V>
void fill(T &container, V value) {
    for (auto &c : container)
        c = value;
}

#define int ll

void solve(int n) {
    vector<int> val(n);
    for (int i = 0; i < n; ++i) {
        int a, b;
        vector<int> A, B;
        B.push_back(i + 1);
        for (int j = 0; j < n; ++j) {
            if (j == i) continue;
            A.push_back(j + 1);
            B.push_back(j + 1);
        }
        A.push_back(i + 1);
        a = publish(A);
        b = publish(B);
        val[i] = (a - b + n + 1) / 2;
    }
    vector<int> ans(n);
    for (int i = 0; i < n; ++i) ans[val[i] - 1] = i + 1;
    answer(ans);
}

signed mainT() {
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    cout << fixed << setprecision(9);
#ifdef LOCAL
    freopen("input.txt", "r", stdin);
    freopen("output.txt", "w", stdout);
#endif
    int t = 1;
    //cin >> t;
    while (t--) solve(0);
    //stress();
#ifdef LOCAL
    cout << "\n\n\n=====================================================\nProgram worked for: ";
    cout << (ld) clock() / CLOCKS_PER_SEC << "s";
#endif
}

Compilation message (stderr)

art.cpp: In function 'void solve(ll)':
art.cpp:60:13: error: 'publish' was not declared in this scope
   60 |         a = publish(A);
      |             ^~~~~~~
art.cpp:66:5: error: 'answer' was not declared in this scope
   66 |     answer(ans);
      |     ^~~~~~
art.cpp: In function 'int mainT()':
art.cpp:85:1: warning: no return statement in function returning non-void [-Wreturn-type]
   85 | }
      | ^