#include <bits/stdc++.h>
#include "doll.h"
using namespace std;
struct teme{
int x=-1,y=-1;
bool ukl=true;
};
int n,m,timer=1;
vector<teme>st;
teme temp;
void naprajst(int l,int r,int i,int x)
{
if(r-l==1)
{
if(l<x)
{
st[i].x=0;
}
return;
}
int m=(l+r)/2;
if(m<x)st[i].x=0;
else
{
st.push_back(temp);
st[i].x=timer;timer++;
naprajst(l,m,st[i].x,x);
}
st.push_back(temp);
st[i].y=timer;timer++;
naprajst(m+1,r,st[i].y,x);
}
void create_circuit(int M,vector<int>v)
{
m=M;n=v.size();
int k=1;
while(k<n){k*=2;}
st.push_back(temp);
naprajst(0,k-1,0,k-n);
if(n==1)
{
vector<int>c1(M+1),x1,y1;
c1[0]=v[0];
c1[v[0]]=0;
answer(c1,x1,y1);
return;
}
vector<int>c(M+1,-1),x(st.size()),y(st.size());
for(int i=1;i<n;i++)
{
int a=0;
c[v[i]]=-1;
while(true)
{
if(st[a].ukl)
{
st[a].ukl^=1;
if(st[a].x==-1)
{
st[a].x=-v[i];break;
}
a=st[a].x;
}
else
{
st[a].ukl^=1;
if(st[a].y==-1)
{
st[a].y=-v[i];break;
}
a=st[a].y;
}
}
}
c[0]=v[0];
for(int i=0;i<st.size();i++)
{
if(st[i].x>=0)x[i]=-(st[i].x+1);
else x[i]=-st[i].x;
if(st[i].y>=0)y[i]=-(st[i].y+1);
else y[i]=-st[i].y;
}
y[st.size()-1]=0;
answer(c,x,y);
}
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