Eroare de compilare: user.cpp: In function ‘int bfs(int)’: user.cpp:45:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<V[curent].size();i++) ^ user.cpp:47:14: error: reference to ‘next’ is ambiguous next=V[curent][i]; ^ user.cpp:8:72: note: candidates are: int next int n,d[Dim],m,a,b,v,p,nr,cost,c_min,viz[Dim],aparitie[Dim],i,j,curent,next,c[Dim][Dim]; ^ In file included from /usr/include/c++/4.8/bits/stl_algobase.h:66:0, from /usr/include/c++/4.8/bits/char_traits.h:39, from /usr/include/c++/4.8/ios:40, from /usr/include/c++/4.8/istream:38, from /usr/include/c++/4.8/sstream:38, from /usr/include/c++/4.8/complex:45, from /usr/include/c++/4.8/ccomplex:38, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:52, from user.cpp:1: /usr/include/c++/4.8/bits/stl_iterator_base_funcs.h:184:5: note: template<class _ForwardIterator> _ForwardIterator std::next(_ForwardIterator, typename std::iterator_traits<_Iter>::difference_type) next(_ForwardIterator __x, typename ^ user.cpp:49:18: error: reference to ‘next’ is ambiguous if(d[next]>d[curent]+c[curent][next]-medie) ^ user.cpp:8:72: note: candidates are: int next int n,d[Dim],m,a,b,v,p,nr,cost,c_min,viz[Dim],aparitie[Dim],i,j,curent,next,c[Dim][Dim]; ^ In file included from /usr/include/c++/4.8/bits/stl_algobase.h:66:0, from /usr/include/c++/4.8/bits/char_traits.h:39, from /usr/include/c++/4.8/ios:40, from /usr/include/c++/4.8/istream:38, from /usr/include/c++/4.8/sstream:38, from /usr/include/c++/4.8/complex:45, from /usr/include/c++/4.8/ccomplex:38, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:52, from user.cpp:1: /usr/include/c++/4.8/bits/stl_iterator_base_funcs.h:184:5: note: template<class _ForwardIterator> _ForwardIterator std::next(_ForwardIterator, typename std::iterator_traits<_Iter>::difference_type) next(_ForwardIterator __x, typename ^ user.cpp:49:44: error: reference to ‘next’ is ambiguous if(d[next]>d[curent]+c[curent][next]-medie) ^ user.cpp:8:72: note: candidates are: int next int n,d[Dim],m,a,b,v,p,nr,cost,c_min,viz[Dim],aparitie[Dim],i,j,curent,next,c[Dim][Dim]; ^ In file included from /usr/include/c++/4.8/bits/stl_algobase.h:66:0, from /usr/include/c++/4.8/bits/char_traits.h:39, from /usr/include/c++/4.8/ios:40, from /usr/include/c++/4.8/istream:38,