Submission #1220136

#	Time	Username	Problem	Language	Result	Execution time	Memory
1220136		giorgi123glm	Carnival (CEOI14_carnival)	C++17	100 / 100	3 ms	412 KiB

carnival

#include <climits>
#include <deque>
#include <functional>
#include <iostream>
#include <iterator>
#include <set>
using namespace std;

#define int long long

signed main () {
    int N = 0;
    cin >> N;

    int free = 1;
    vector <int> ans (N + 1);
    vector <int> v;

    for (int i = 1; i <= N; i++) {
        cout << v.size() + 1 << ' ';
        for (int& e : v)
            cout << e << ' ';
        cout << i << '\n';
        cout.flush();

        int res = 0;
        cin >> res;

        if (res == v.size() + 1) {
            v.emplace_back (i);
            ans[i] = free++;
        } else if (res == v.size()) {
            int L = 0, R = v.size() - 1;
            int binans =0;
            while (L <= R) {
                int mid = (L + R) / 2;

                cout << mid + 1 + 1 << '\n';
                for (int j = 0; j <= mid; j++)
                    cout << v[j] << ' ';
                cout << i << '\n';
                cout.flush();

                int res1 = 0;
                cin >> res1;

                if (res1 == mid + 1 + 1) {
                    L = mid + 1;
                } else if (res1 == mid + 1) {
                    R = mid - 1;
                    binans = mid;
                }
            }

            ans[i] = ans[v[binans]];
        } else
            exit (1);
    }

    cout << 0 << ' ';
    for (int i = 1; i <= N; i++)
        cout << ans[i] << ' ';
    cout.flush();
}

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