#include <bits/stdc++.h>
#define vi vector<int>
#define ve vector
#define ll long long
#define vf vector<float>
#define vll vector<pair<ll,ll>>
#define ii pair<int,int>
#define pll pair<ll,ll>
#define vvi vector<vi>
#define vii vector<ii>
#define gii greater<ii>
#define pb push_back
#define mp make_pair
#define fi first
#define se second
#define INF 2e9+5
#define eps 1e-7
#define eps1 1e-25
#define optimise ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
#define MAX_A 1e3+5
#define V 450
using namespace std;
const int MOD = 1e9;
const int nax = 1e3+5;
#include "doll.h"
void create_circuit(int m, vi a) {
int n = a.size();
vi c(m + 1,0);
vi x, y;
int par = 0;
for (int i = 0; i < n; ++i) {
c[par] = a[i];
par = a[i];
}
c[par] = 0;
answer(c, x, y);
}
