Submission #995925

#	Time	Username	Problem	Language	Result	Execution time	Memory
995925		reginox	Carnival (CEOI14_carnival)	C++17	100 / 100	7 ms	600 KiB

carnival

#include<bits/stdc++.h>
#define ll long long
#define all(v) begin(v), end(v)
#define pi pair<int, int>
#define vi vector<int>
using namespace std;
int n, id[155] = {0, 1};
vector<int> rf;
int main(){
    cin >> n;
    int prev = 1, k;
    rf.push_back(1);
    for(int i = 2; i <= n; i++){
        cout << i << " ";
        for(int j = 1; j <= i; j++) cout << j << " ";
        cout << endl;
        cin >> k;
        if(k > prev){
            prev = k;
            rf.push_back(i);
            id[i] = prev;
        }
    }
    for(int i = 1; i <= n; i++){
        if(id[i]) continue;
        int l = 0, r = rf.size() - 1, mid;
        while(l<=r){
            mid = (l+r)>>1;
            cout << mid+2 << " " << i << " ";
            for(int i = 0; i <= mid; i++) cout << rf[i] << " ";
            cout << "\n";
            cin >> k;
            if(k < mid+2) r = mid-1;
            else l = mid+1;
        }
        id[i] = id[rf[l]];
    }
    cout << 0 << " ";
    for(int i = 1; i <= n; i++) cout << id[i] << " ";
    cout << endl;
    return 0;
}

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