Eroare de compilare: user.cpp: In function ‘void make(int, int, int, int, int, int)’: user.cpp:21:7: error: reference to ‘get’ is ambiguous if(get[i]){ ^ user.cpp:13:16: note: candidates are: int get [80] int fii[80],k1,get[80],pre[80]; ^ In file included from /usr/include/c++/4.8/functional:55:0, from /usr/include/c++/4.8/bits/stl_algo.h:66, from /usr/include/c++/4.8/algorithm:62, from user.cpp:2: /usr/include/c++/4.8/tuple:771:5: note: template<unsigned int __i, class ... _Elements> constexpr typename std::__add_r_ref<typename std::tuple_element<__i, std::tuple<_Elements ...> >::type>::type std::get(std::tuple<_Elements ...>&&) get(tuple<_Elements...>&& __t) noexcept ^ /usr/include/c++/4.8/tuple:764:5: note: template<unsigned int __i, class ... _Elements> constexpr typename std::__add_c_ref<typename std::tuple_element<__i, std::tuple<_Elements ...> >::type>::type std::get(const std::tuple<_Elements ...>&) get(const tuple<_Elements...>& __t) noexcept ^ /usr/include/c++/4.8/tuple:757:5: note: template<unsigned int __i, class ... _Elements> constexpr typename std::__add_ref<typename std::tuple_element<__i, std::tuple<_Elements ...> >::type>::type std::get(std::tuple<_Elements ...>&) get(tuple<_Elements...>& __t) noexcept ^ In file included from /usr/include/c++/4.8/tuple:39:0, from /usr/include/c++/4.8/functional:55, from /usr/include/c++/4.8/bits/stl_algo.h:66, from /usr/include/c++/4.8/algorithm:62, from user.cpp:2: /usr/include/c++/4.8/array:285:5: note: template<unsigned int _Int, class _Tp, unsigned int _Nm> constexpr const _Tp& std::get(const std::array<_Tp, _Nm>&) get(const array<_Tp, _Nm>& __arr) noexcept ^ /usr/include/c++/4.8/array:277:5: note: template<unsigned int _Int, class _Tp, unsigned int _Nm> constexpr _Tp&& std::get(std::array<_Tp, _Nm>&&) get(array<_Tp, _Nm>&& __arr) noexcept ^ /usr/include/c++/4.8/array:268:5: note: template<unsigned int _Int, class _Tp, unsigned int _Nm> constexpr _Tp& std::get(std::array<_Tp, _Nm>&) get(array<_Tp, _Nm>& __arr) noexcept ^ In file included from /usr/include/c++/4.8/algorithm:60:0, from user.cpp:2: /usr/include/c++/4.8/utility:152:5: note: template<unsigned int _Int, class _Tp1, class _Tp2> constexpr const typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type& std::get(const std::pair<_Tp1, _Tp2>&) get(const std::pair<_Tp1, _Tp2>& __in) noexcept ^ /usr/include/c++/4.8/utility:147:5: note: template<unsigned int _Int, class _Tp1, class _Tp2> constexpr typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type&& std::get(std::pair<_Tp1, _Tp2>&&) get(std::pair<_Tp1, _Tp2>&& __in) noexcept ^ /usr/include/c++/4.8/utility:142:5: note: template<unsigned int _Int, class _Tp1, class _Tp2> constexpr typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type& std::get(std::pair<_Tp1, _Tp2>&) get(std::pair<_Tp1, _Tp2>& __in) noexcept ^ user.cpp: In function ‘void df(int)’: user.cpp:37:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<a[nod].size();i++) ^ user.cpp:44:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]