Eroare de compilare: main.cpp: In function 'int coeficient()': main.cpp:44:22: error: 'struct std::_Deque_iterator<turn, turn&, turn*>' has no member named 'poz' 44 | st[i]=ok.poz; | ^~~ main.cpp:54:1: warning: no return statement in function returning non-void [-Wreturn-type] 54 | } | ^ 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/ostream:38, from /usr/include/c++/12.2.1/iostream:39, from main.cpp:1: /usr/include/c++/12.2.1/bits/predefined_ops.h: In instantiation of 'constexpr bool __gnu_cxx::__ops::_Iter_equals_val<_Value>::operator()(_Iterator) [with _Iterator = std::_Deque_iterator<turn, turn&, turn*>; _Value = const int]': /usr/include/c++/12.2.1/bits/stl_algobase.h:2067:14: required from 'constexpr _RandomAccessIterator std::__find_if(_RandomAccessIterator, _RandomAccessIterator, _Predicate, random_access_iterator_tag) [with _RandomAccessIterator = _Deque_iterator<turn, turn&, turn*>; _Predicate = __gnu_cxx::__ops::_Iter_equals_val<const int>]' /usr/include/c++/12.2.1/bits/stl_algobase.h:2112:23: required from 'constexpr _Iterator std::__find_if(_Iterator, _Iterator, _Predicate) [with _Iterator = _Deque_iterator<turn, turn&, turn*>; _Predicate = __gnu_cxx::__ops::_Iter_equals_val<const int>]' /usr/include/c++/12.2.1/bits/stl_algo.h:3851:28: required from 'constexpr _IIter std::find(_IIter, _IIter, const _Tp&) [with _IIter = _Deque_iterator<turn, turn&, turn*>; _Tp = int]' main.cpp:42:25: required from here /usr/include/c++/12.2.1/bits/predefined_ops.h:270:24: error: no match for 'operator==' (operand types are 'turn' and 'const int') 270 | { return *__it == _M_value; } | ~~~~~~^~~~~~~~~~~ In file included from /usr/include/c++/12.2.1/string:47: /usr/include/c++/12.2.1/bits/stl_iterator.h:1174:5: note: candidate: 'template<class _IteratorL, class _IteratorR, class _Container> constexpr bool __gnu_cxx::operator==(const __normal_iterator<_IteratorL, _Container>&, const __normal_iterator<_IteratorR, _Container>&) requires requires{{__gnu_cxx::operator==::__lhs->base() == __gnu_cxx::operator==::__rhs->base()} -> decltype(auto) [requires std::convertible_to<<placeholder>, bool>];}' (reversed) 1174 | operator==(const __normal_iterator<_IteratorL, _Container>& __lhs, | ^~~~~~~~ /usr/include/c++/12.2.1/bits/stl_iterator.h:1174:5: note: template argument deduction/substitution failed: /usr/include/c++/12.2.1/bits/predefined_ops.h:270:24: note: mismatched types 'const __gnu_cxx::__normal_iterator<_IteratorL, _Container>' and 'const int' 270 | { return *__it == _M_value; } | ~~~~~~^~~~~~~~~~~ /usr/include/c++/12.2.1/bits/stl_iterator.h:1193:5: note: candidate: 'template<class _Iterator, class _Container> constexpr bool __gnu_cxx::operator==(const __normal_iterator<_Iterator, _Container>&, const __normal_iterator<_Iterator, _Container>&) requires requires{{__gnu_cxx::operator==::__lhs->base() == __gnu_cxx::operator==::__rhs->base()} -> decltype(auto) [requires std::convertible_to<<placeholder>, bool>];}' 1193 | operator==(const __normal_iterator<_Iterator, _Container>& __lhs, | ^~~~~~~~ /usr/include/c++/12.2.1/bits/stl_iterator.h:1193:5: note: template argument deduction/substitution failed: /usr/include/c++/12.2.1/bits/predefined_ops.h:270:24: note: 'turn' is not derived from 'const __gnu_cxx::__normal_iterator<_Iterator, _Container>' 270 | { return *__it == _M_value; } | ~~~~~~^~~~~~~~~~~ Non zero exit status: 1