Submission #1188369

#	Time	Username	Problem	Language	Result	Execution time	Memory
1188369		comxdddddd	Carnival (CEOI14_carnival)	C++20	20 / 100	26 ms	436 KiB

carnival

#include <bits/stdc++.h>
using namespace std;

int N;
vector<int> costume;

int q(const vector<int>& people) {
    if(people.size() == 1){
        return 1;
    }
    cout << people.size();
    for (int p : people) {
        cout << " " << p;
    }
    cout << endl;
    int x;
    cin >> x;
    return x;
}

int main() {
    cin >> N;
    costume.resize(N + 1);
    vector<vector<int>> groups;
    for (int i = 1; i <= N; ++i) {
        bool found = false;
        for (auto& g : groups) {
            vector<int> test = g;
            test.push_back(i);
            if (q(test) == q(g)) {
                g.push_back(i);
                found = true;
                break;
            }
        }
        if (!found) {
            groups.push_back({i});
        }
    }

    cout << 0;
    for (int i = 1; i <= N; ++i) {
        for (int c = 0; c < groups.size(); ++c) {
            if (find(groups[c].begin(), groups[c].end(), i) != groups[c].end()) {
                costume[i] = c + 1;
                break;
            }
        }
        cout << " " << costume[i];
    }
    cout << endl;
    return 0;
}

• Subtask 1: 4 / 20
• Subtask 2: 4 / 20
• Subtask 3: 4 / 20
• Subtask 4: 4 / 20
• Subtask 5: 4 / 20