Compilare: user.cpp: In function ‘void parcurgere()’: user.cpp:30:17: warning: unused variable ‘nx’ [-Wunused-variable] int nx = Nodes[nw].back().dest; ^ user.cpp: In function ‘int main()’: user.cpp:83:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j = 0; j< temp.size(); j++){ ^