Submission #1340120

#	Time	Username	Problem	Language	Result	Execution time	Memory
1340120		JelalTkm	Carnival (CEOI14_carnival)	C++20	0 / 100	0 ms	444 KiB

carnival

#include "bits/stdc++.h"

using namespace std;

#define int long long

const int N = 2e5 + 10;
const int md = 1e9 + 7;
const int INF = 1e18;

int32_t main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr); cout.tie(nullptr);

    int T = 1;
    // cin >> T;
    while (T--) {
        int n;
        cin >> n;
        vector<int> pref(n + 1), ind, a(n + 1);
        int cnt = 2;
        pref[1] = 1;
        a[1] = 1;
        ind.push_back(1);
        for (int i = 2; i <= n; i++) {
            cout << i << " ";
            for (int j = 1; j <= i; j++) {
                cout << j << " ";
            }
            cout << endl;
            cin >> pref[i];
            if (pref[i] == pref[i - 1]) {
                int l = -1, r = (int) ind.size();
                while (r - l > 1) {
                    int mid = (l + r) >> 1;
                    cout << mid + 2 << " ";
                    for (int j = 0; j <= mid; j++)
                        cout << ind[j] << " ";
                    cout << i << endl;
                    int x; cin >> x;
                    cout << mid + 1 << " ";
                    for (int j = 0; j <= mid; j++)
                        cout << ind[j] << " ";
                    cout << endl;
                    int x1; cin >> x1;
                    if (x == x1)
                        r = mid;
                    else l = mid;
                }
                a[i] = a[ind[r]];
                cout << a[ind[r]] << endl;
            } else {
                a[i] = cnt++;
                ind.push_back(i);
            }
        }
        for (int i = 1; i <= n; i++)
            cout << a[i] << " ";
        cout << endl;
    }
    return 0;
}

• Subtask 1: 0 / 20
• Subtask 2: 0 / 20
• Subtask 3: 0 / 20
• Subtask 4: 0 / 20
• Subtask 5: 0 / 20