Submission #887375

#	Time	Username	Problem	Language	Result	Execution time	Memory
887375		12345678	Carnival (CEOI14_carnival)	C++17	0 / 100	51 ms	992 KiB

carnival

#include <bits/stdc++.h>
 
using namespace std;
 
const int nx=155;
int n, res, cnt, vs[nx], ans[nx];
vector<int> d[nx];
 
int query(vector<int> v)
{
    cout<<v.size()<<' ';
    for (auto x:v) cout<<x<<' ';
    cout<<endl;
    cin>>res;
    return res;
}
 
void dfs(int u, int p)
{
    vs[u]=1;
    ans[u]=cnt;
    for (auto v:d[u]) if (v!=p&&!vs[v]) dfs(v, u);
}
 
int main()
{
    cin>>n;
    for (int i=1; i<=n; i++) for (int j=i+1; j<=n; j++) if (query(vector<int> {i, j})==2) d[i].push_back(j), d[j].push_back(i);
    for (int i=1; i<=n; i++) if (!vs[i]) cnt++, dfs(i, i);
    cout<<0<<' ';
    for (int i=1; i<=n; i++) cout<<ans[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