#include<bits/stdc++.h> #include "doll.h" using namespace std; #define ll long long #define pb push_back #define ff first #define ss second #define all(s) s.begin(),s.end() #define rall(s) s.rbegin(),s.rend() void create_circuit(int M,vector<int>A){ vector<int>C(M+1,0); C[0]=A[0]; for(int i=1;i<A.size();i++){ C[A[i-1]]=A[i]; } C[A.back()]=0; answer(C,{},{}); return; }

doll.cpp: In function 'void create_circuit(int, std::vector<int>)':
doll.cpp:16:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   16 |     for(int i=1;i<A.size();i++){
      |                 ~^~~~~~~~~