Eroare de compilare: main.cpp: In function 'void bfs(int)': main.cpp:27:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 27 | for (int i = 0; i < v[snod].size(); i++){ | ~~^~~~~~~~~~~~~~~~ main.cpp:28:7: error: reference to 'next' is ambiguous 28 | next = v[snod][i]; | ^~~~ In file included from /usr/include/c++/10/bits/stl_algobase.h:66, from /usr/include/c++/10/bits/char_traits.h:39, from /usr/include/c++/10/ios:40, from /usr/include/c++/10/istream:38, from /usr/include/c++/10/fstream:38, from main.cpp:1: /usr/include/c++/10/bits/stl_iterator_base_funcs.h:213:5: note: candidates are: 'template<class _InputIterator> _InputIterator std::next(_InputIterator, typename std::iterator_traits<_Iter>::difference_type)' 213 | next(_InputIterator __x, typename | ^~~~ main.cpp:15:5: note: 'int next' 15 | int next; | ^~~~ main.cpp:29:16: error: reference to 'next' is ambiguous 29 | if (dist[next] == 0){ | ^~~~ In file included from /usr/include/c++/10/bits/stl_algobase.h:66, from /usr/include/c++/10/bits/char_traits.h:39, from /usr/include/c++/10/ios:40, from /usr/include/c++/10/istream:38, from /usr/include/c++/10/fstream:38, from main.cpp:1: /usr/include/c++/10/bits/stl_iterator_base_funcs.h:213:5: note: candidates are: 'template<class _InputIterator> _InputIterator std::next(_InputIterator, typename std::iterator_traits<_Iter>::difference_type)' 213 | next(_InputIterator __x, typename | ^~~~ main.cpp:15:5: note: 'int next' 15 | int next; | ^~~~ main.cpp:30:14: error: reference to 'next' is ambiguous 30 | dist[next] = d + 1; | ^~~~ In file included from /usr/include/c++/10/bits/stl_algobase.h:66, from /usr/include/c++/10/bits/char_traits.h:39, from /usr/include/c++/10/ios:40, from /usr/include/c++/10/istream:38, from /usr/include/c++/10/fstream:38, from main.cpp:1: /usr/include/c++/10/bits/stl_iterator_base_funcs.h:213:5: note: candidates are: 'template<class _InputIterator> _InputIterator std::next(_InputIterator, typename std::iterator_traits<_Iter>::difference_type)' 213 | next(_InputIterator __x, typename | ^~~~ main.cpp:15:5: note: 'int next' 15 | int next; | ^~~~ main.cpp:31:16: error: reference to 'next' is ambiguous Non zero exit status: 1