Submission #1236649

#	Time	Username	Problem	Language	Result	Execution time	Memory
1236649		em4ma2	Carnival (CEOI14_carnival)	C++20	0 / 100	28 ms	440 KiB

carnival

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

#define pb push_back
#define ll long long

const int off=1<<19;
const int inf=1e9+4;
const int mxsz=2e5+4;

int q(int k,vector<int>a){
    cout<<k<<" ";
    for (auto x:a){
        cout<<x<<" ";
    }
    int x=0;
    if (k!=0){
        cin>>x;
    }
    return x;
}

int main(){

    int n;
    cin>>n;
    int x;
    int cnt=1;
    vector<int>adj[n+1];
    vector<int>ans(n+1);
    for (int i=1;i<=n;i++){
        for (int j=i+1;j<=n;j++){
            vector<int>a;
            a.pb(i);
            a.pb(j);
            x=q(2,a);
            if (x==1){
                if (cnt==1){
                    ans[i]=1;
                    cnt++;
                }
                adj[i].pb(j);
            }
        }
    }
    for (int i=1;i<=n;i++){
        if (ans[i]==0){
            ans[i]=cnt;
            cnt++;
        }
        for (auto x:adj[i]){
            ans[x]=ans[i];
        }
    }
    q(0,ans);

    return 0;
}

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