Compilare: user.cpp: In function ‘void parcurgere(int)’: user.cpp:19:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i<v[nod].size();i++) ^ user.cpp: In function ‘int main()’: user.cpp:44:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<v[nod].size();i++) ^ user.cpp:58:39: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0;j<solutie[i].size();j++) ^