Eroare de compilare: user.cpp: In function ‘int bfs()’: user.cpp:17:16: error: ‘i’ was not declared in this scope coada.push(i); ^ user.cpp:24:17: error: ‘class std::queue<int>’ has no member named ‘top’ y=coada.top(); ^ user.cpp:38:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: In function ‘int main()’: user.cpp:46:17: error: ‘y’ was not declared in this scope cin>>x>>y; ^ user.cpp:47:14: error: ‘a’ was not declared in this scope graf[a].push_back(b); ^ user.cpp:47:27: error: ‘b’ was not declared in this scope graf[a].push_back(b); ^