#include "doll.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
void create_circuit(int m, vector<int> a) {
ll n=a.size()+1;
ll k=0;
while((1ll<<k)<n){
k++;
}
while(a.size()<(1ll<<k)-1) a.push_back(-1);
a.push_back(0);
vector<int> c(m+1,-1);
vector<int> s0, s1;
for(ll i=1; i<=(1ll<<(k-1))-1; i++){
s0.push_back(-2*i);
s1.push_back(-2*i-1);
}
for(ll i=(1ll<<(k-1)); i<(1ll<<k); i++){
ll idx=0;
for(ll j=0; j<k-1; j++){
idx*=2;
if(i&(1ll<<j)) idx++;
}
// cout<<i<<" "<<idx<<endl;
s0.push_back(a[idx]);
s1.push_back(a[(1ll<<k-1)+idx]);
}
answer(c,s0,s1);
}