#include "doll.h"
#include <bits/stdc++.h>
#define rep(i, n) for (ll i = 0; i < ll(n); ++i)
#define rep2(i, s, n) for (ll i = ll(s); i < ll(n); ++i)
#define rrep(i, n) for (ll i = ll(n)-1; i >= 0; --i)
#define pb push_back
#define eb emplace_back
#define all(a) a.begin(),a.end()
#define SZ(a) int(a.size())
using namespace std;
using ll = long long;
using P = pair<int, int>;
using vi = vector<int>;
using vvi = vector<vi>;
using vl = vector<ll>;
using vvl = vector<vl>;
using vp = vector<P>;
using vvp = vector<vp>;
using vb = vector<bool>;
using vvb = vector<vb>;
using vs = vector<string>;
const int inf = 1001001001;
const ll linf = 1001001001001001001;
template<class T>
bool chmin(T &a, T b) {
if (a > b) {
a = b;
return true;
}
return false;
}
template<class T>
bool chmax(T &a, T b) {
if (a < b) {
a = b;
return true;
}
return false;
}
void create_circuit(int m, vi a) {
int n = SZ(a);
vi c(m + 1, -1), x, y;
int _n = 1;
while (_n <= n) _n *= 2;
vi ls;
auto f = [&](auto &f, int l, int r, int id, int d) -> int {
if (r + n + 1 <= _n) return -1;
if (r - l == 1) {
ls.pb(id);
return id;
}
int now = SZ(x);
x.pb(0), y.pb(0);
x[now] = f(f, l, (l + r) / 2, id, d + 1);
y[now] = f(f, (l + r) / 2, r, id + (1 << d), d + 1);
return -(now + 1);
};
f(f, 0, _n, 0, 0);
sort(all(ls));
assert(SZ(ls) == n + 1);
assert(ls.back() == _n - 1);
vi rev(_n);
rep(i, n + 1) rev[ls[i]] = (i == n ? 0 : a[i]);
for (int &i: x) if (i >= 0) i = rev[i];
for (int &i: y) if (i >= 0) i = rev[i];
answer(c, x, y);
}
