#include <iostream>
#include <vector>
#include "doll.h"
using namespace std;
int l[1000005],r[1000005],num[25],d[1000005],b[1000005],x1[1000005],x2[1000005],X[1000005],p=0,Y[1000005];
int qs(int s,int e){
int l=s,r=e,mid=(d[l]+d[r])/2;
while(l<=r)
{
while(d[l]<mid)l++;
while(d[r]>mid)r--;
if(l<=r)
{
swap(d[l],d[r]);
swap(b[l],b[r]);
l++;
r--;
}
}
if(s<r)qs(s,r);
if(l<e)qs(l,e);
return 0;
}
int find(int x){
if(x==0)return 0;
if(x<0)return 1;
if(find(l[x])==0 && find(r[x])==0)
{
return 0;
}
else if(find(l[x])==0 && find(r[x])==1)
{
l[x]=0;
}
return 1;
}
int solve(int t){
int e=p;
if(l[t]>=1)
{
p++;
x1[e]=p;
solve(l[t]);
}
else x1[e]=l[t];
if(r[t]>=1)
{
p++;
x2[e]=p;
solve(r[t]);
}
else x2[e]=r[t];
return 0;
}
void create_circuit(int M, std::vector<int> A) {
int n = A.size();
n++;
A[n-1]=1;
int t=1;
while(t<n)
{
t*=2;
p++;
}
std::vector<int> C(M + 1);
C[0] = -1;
for (int i = 1; i <= M; ++i) {
C[i] = 1;
}
num[1]=-1;
for(int i=1;i<=t+1;i++)
{
num[1]++;
for(int j=1;j<=p+1;j++)
{
if(num[j]==2)
{
num[j]=0;
num[j+1]++;
}
else break;
}
int q=1;
for(int j=p;j>=1;j--)
{
d[i]+=q*num[j];
q*=2;
}
}
for(int i=t;i>=t-n+1;i--)b[i]=i-1;
qs(t-n+1,t);
for(int i=1;i<=t-1;i++)
{
l[i]=(i*2);
r[i]=(i*2+1);
if(i*2>t-1)l[i]=0;
if(i*2+1>t-1)r[i]=0;
}
for(int i=t-n+1;i<=t;i++)
{
if(b[i]%2==1)r[(t+b[i])/2]=A[i-(t-n)-1]*-1;
else l[(t+b[i])/2]=A[i-(t-n)-1]*-1;
}
find(1);
p=1;
solve(1);
C[0]=-1;
for(int i=0;i<=M;i++)C[i]=-1;
std::vector<int> X(p), Y(p);
for(int i=0;i<p;i++)
{
X[i]=x1[i+1]*-1;
if(X[i]==0)X[i]=-1;
}
for(int i=0;i<p;i++)
{
Y[i]=x2[i+1]*-1;
if(Y[i]==0)Y[i]=-1;
}
Y[p-1]=0;
answer(C, X, Y);
return ;
}
