Eroare de compilare: In file included from /usr/include/c++/12.2.1/bits/stl_algobase.h:71, from /usr/include/c++/12.2.1/string:50, from /usr/include/c++/12.2.1/bits/locale_classes.h:40, from /usr/include/c++/12.2.1/bits/ios_base.h:41, from /usr/include/c++/12.2.1/ios:42, from /usr/include/c++/12.2.1/istream:38, from /usr/include/c++/12.2.1/fstream:38, from main.cpp:2: /usr/include/c++/12.2.1/bits/predefined_ops.h: In instantiation of 'constexpr bool __gnu_cxx::__ops::_Iter_comp_val<_Compare>::operator()(_Iterator, _Value&) [with _Iterator = __gnu_cxx::__normal_iterator<std::pair<std::pair<int, int>, float>*, std::vector<std::pair<std::pair<int, int>, float> > >; _Value = std::pair<std::pair<int, int>, float>; _Compare = bool (*)(std::pair<std::pair<int, int>, int>&, std::pair<std::pair<int, int>, int>&)]': /usr/include/c++/12.2.1/bits/stl_heap.h:140:48: required from 'constexpr void std::__push_heap(_RandomAccessIterator, _Distance, _Distance, _Tp, _Compare&) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<pair<pair<int, int>, float>*, vector<pair<pair<int, int>, float> > >; _Distance = long int; _Tp = pair<pair<int, int>, float>; _Compare = __gnu_cxx::__ops::_Iter_comp_val<bool (*)(pair<pair<int, int>, int>&, pair<pair<int, int>, int>&)>]' /usr/include/c++/12.2.1/bits/stl_heap.h:216:23: required from 'constexpr void std::push_heap(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<pair<pair<int, int>, float>*, vector<pair<pair<int, int>, float> > >; _Compare = bool (*)(pair<pair<int, int>, int>&, pair<pair<int, int>, int>&)]' /usr/include/c++/12.2.1/bits/stl_queue.h:749:16: required from 'void std::priority_queue<_Tp, _Sequence, _Compare>::push(value_type&&) [with _Tp = std::pair<std::pair<int, int>, float>; _Sequence = std::vector<std::pair<std::pair<int, int>, float> >; _Compare = bool (*)(std::pair<std::pair<int, int>, int>&, std::pair<std::pair<int, int>, int>&); value_type = std::pair<std::pair<int, int>, float>]' main.cpp:72:15: required from here /usr/include/c++/12.2.1/bits/predefined_ops.h:196:30: error: cannot bind non-const lvalue reference of type 'std::pair<std::pair<int, int>, int>&' to an rvalue of type 'std::pair<std::pair<int, int>, int>' 196 | { return bool(_M_comp(*__it, __val)); } | ~~~~~~~^~~~~~~~~~~~~~ In file included from /usr/include/c++/12.2.1/bits/stl_algobase.h:64: /usr/include/c++/12.2.1/bits/stl_pair.h:288:9: note: after user-defined conversion: 'constexpr std::pair<_T1, _T2>::pair(const std::pair<_U1, _U2>&) [with _U1 = std::pair<int, int>; _U2 = float; _T1 = std::pair<int, int>; _T2 = int]' 288 | pair(const pair<_U1, _U2>& __p) | ^~~~ /usr/include/c++/12.2.1/bits/predefined_ops.h: In instantiation of 'constexpr bool __gnu_cxx::__ops::_Iter_comp_iter<_Compare>::operator()(_Iterator1, _Iterator2) [with _Iterator1 = __gnu_cxx::__normal_iterator<std::pair<std::pair<int, int>, float>*, std::vector<std::pair<std::pair<int, int>, float> > >; _Iterator2 = __gnu_cxx::__normal_iterator<std::pair<std::pair<int, int>, float>*, std::vector<std::pair<std::pair<int, int>, float> > >; _Compare = bool (*)(std::pair<std::pair<int, int>, int>&, std::pair<std::pair<int, int>, int>&)]': /usr/include/c++/12.2.1/bits/stl_heap.h:232:14: required from 'constexpr void std::__adjust_heap(_RandomAccessIterator, _Distance, _Distance, _Tp, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<pair<pair<int, int>, float>*, vector<pair<pair<int, int>, float> > >; _Distance = long int; _Tp = pair<pair<int, int>, float>; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<bool (*)(pair<pair<int, int>, int>&, pair<pair<int, int>, int>&)>]' /usr/include/c++/12.2.1/bits/stl_heap.h:356:22: required from 'constexpr void std::__make_heap(_RandomAccessIterator, _RandomAccessIterator, _Compare&) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<pair<pair<int, int>, float>*, vector<pair<pair<int, int>, float> > >; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<bool (*)(pair<pair<int, int>, int>&, pair<pair<int, int>, int>&)>]' /usr/include/c++/12.2.1/bits/stl_heap.h:413:23: required from 'constexpr void std::make_heap(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<pair<pair<int, int>, float>*, vector<pair<pair<int, int>, float> > >; _Compare = bool (*)(pair<pair<int, int>, int>&, pair<pair<int, int>, int>&)]' /usr/include/c++/12.2.1/bits/stl_queue.h:567:23: required from 'std::priority_queue<_Tp, _Sequence, _Compare>::priority_queue(const _Compare&, _Sequence&&) [with _Tp = std::pair<std::pair<int, int>, float>; _Sequence = std::vector<std::pair<std::pair<int, int>, float> >; _Compare = bool (*)(std::pair<std::pair<int, int>, int>&, std::pair<std::pair<int, int>, int>&)]' main.cpp:67:133: required from here /usr/include/c++/12.2.1/bits/predefined_ops.h:158:30: error: cannot bind non-const lvalue reference of type 'std::pair<std::pair<int, int>, int>&' to an rvalue of type 'std::pair<std::pair<int, int>, int>' 158 | { return bool(_M_comp(*__it1, *__it2)); } | ~~~~~~~^~~~~~~~~~~~~~~~ /usr/include/c++/12.2.1/bits/stl_pair.h:288:9: note: after user-defined conversion: 'constexpr std::pair<_T1, _T2>::pair(const std::pair<_U1, _U2>&) [with _U1 = std::pair<int, int>; _U2 = float; _T1 = std::pair<int, int>; _T2 = int]' 288 | pair(const pair<_U1, _U2>& __p) | ^~~~ Non zero exit status: 1