Eroare de compilare: user.cpp: In function ‘void dijkstra()’: user.cpp:38: error: no match for ‘operator=’ in ‘it2 = b[nod].std::vector<_Tp, _Alloc>::begin [with _Tp = int, _Alloc = std::allocator<int>]()’ /usr/include/c++/4.4/bits/stl_iterator.h:669: note: candidates are: __gnu_cxx::__normal_iterator<double*, std::vector<double, std::allocator<double> > >& __gnu_cxx::__normal_iterator<double*, std::vector<double, std::allocator<double> > >::operator=(const __gnu_cxx::__normal_iterator<double*, std::vector<double, std::allocator<double> > >&)