Eroare de compilare: user.cpp:11: error: invalid use of template-name ‘std::vector’ without an argument list user.cpp:12: error: invalid use of template-name ‘std::vector’ without an argument list user.cpp: In function ‘void dfs(int)’: user.cpp:25: error: ‘lista’ was not declared in this scope user.cpp:27: error: ‘nivelul_bfs’ was not declared in this scope user.cpp:29: error: ‘nivelul_bfs’ was not declared in this scope user.cpp:38: error: ‘comp’ was not declared in this scope user.cpp:42: error: ‘comp’ was not declared in this scope user.cpp: In function ‘int main()’: user.cpp:61: error: ‘lista’ was not declared in this scope user.cpp:70: error: ‘comp’ was not declared in this scope