#include "doll.h"
#include <bits/stdc++.h>
using namespace std;
vector<int> X,Y;
vector<int> mark;
int build(int id, int L, int R, int x){
if (L+1 == R)
return -x;
int mid = (L + R) >> 1;
if (mark[id] == 0)
X[id-1] = build(2*id+0, L, mid, x);
else
Y[id-1] = build(2*id+1, mid, R, x);
mark[id] ^= 1;
return id;
}
void create_circuit(int m, vector<int> A){
int n = A.size();
int Sz = n+1;
while (__builtin_popcount(Sz) != 1)
Sz ++;
cerr << Sz << endl;
X.resize(Sz-1), Y.resize(Sz-1), mark.resize(Sz-1);
vector<int> C(m+1);
for (int i = 0; i <= m; i++)
C[i] = -1;
for (int i = 0; i < n; i++)
build(1, 0, Sz, A[i]);
for (int i = n; i < Sz-1; i++)
build(1, 0, Sz, -1);
build(1, 0, Sz, 0);
for (int i = 0; i < Sz-1; i++)
X[i] *= -1, Y[i] *= -1;
answer(C, X, Y);
}
