#include "doll.h" #include <bits/stdc++.h> using namespace std; void create_circuit(int M, vector<int> A) { int N = A.size(); vector<int> C(M + 1); C[0] = A[0]; for (int i = 1; i < N; i++) { C[A[i - 1]] = A[i]; } C[A[N - 1]] = 0; answer(C, vector<int>(), vector<int>()); }