Compilare: user.cpp: In function ‘void sort_top_BF()’: user.cpp:33:39: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < V[v].size(); i++)//parcurg lista lui v ^ user.cpp: In function ‘int main()’: user.cpp:107:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0;j<V[i].size();j++) ^ user.cpp: In function ‘void sort_top_BF()’: user.cpp:60:20: warning: ‘imax’ may be used uninitialized in this function [-Wmaybe-uninitialized] afis_drum(imax); ^