#include <bits/stdc++.h>
using namespace std;
int n,color=1;
vector <int> diff;
vector <int> vis(1505,0);
int query(vector <int>& v){
cout<<v.size()<<' ';
for (auto x : v){cout<<x<<' ';}
cout<<endl;
int k;
cin>>k;
return k;
}
void run_1(){
vector <int> v;
v.push_back(1);
diff.push_back(1);
vis[1]=color;
for (int i=2; i<=n; i++){
v.push_back(i);
int q = query(v);
if (q!=v.size()){v.pop_back();}
else{
diff.push_back(i);
color++;
vis[i]=color;
}
}
}
bool func(int l, int r,int ind){
cout<<(r-l+2)<<' ';
for (int i=l; i<=r; i++){
cout<<diff[i]<<' ';
}
cout<<ind<<endl;
int k;
cin>>k;
if (k==(r-l+1)){return true;}
else{return false;}
}
void run_2(){
for (int i=1; i<=n; i++){
if (vis[i]==0){
int l=0;
int r=diff.size()-1;
while (l<r){
int m = (l+r)/2;
bool b = func(l,m,i);
if (b){r=m;}
else{l=m+1;}
}
vis[i]=vis[diff[l]];
}
}
}
int main(){
cin>>n;
run_1();
run_2();
cout<<0<<' ';
for (int i=1; i<=n; i++){
cout<<vis[i]<<' ';
}
cout<<endl;
}
