Eroare de compilare: main.cpp:25:12: error: class template argument deduction failed: 25 | std::deque dq; | ^~ main.cpp:25:12: error: no matching function for call to 'deque()' In file included from /usr/include/c++/12.2.1/deque:64, from main.cpp:2: /usr/include/c++/12.2.1/bits/stl_deque.h:1003:9: note: candidate: 'template<class _Tp, class _Alloc, class _InputIterator, class> deque(_InputIterator, _InputIterator, const _Alloc&)-> std::deque<_Tp, _Alloc>' 1003 | deque(_InputIterator __first, _InputIterator __last, | ^~~~~ /usr/include/c++/12.2.1/bits/stl_deque.h:1003:9: note: template argument deduction/substitution failed: main.cpp:25:12: note: candidate expects 3 arguments, 0 provided 25 | std::deque dq; | ^~ /usr/include/c++/12.2.1/bits/stl_deque.h:976:7: note: candidate: 'template<class _Tp, class _Alloc> deque(std::initializer_list<_Tp>, const _Alloc&)-> std::deque<_Tp, _Alloc>' 976 | deque(initializer_list<value_type> __l, | ^~~~~ /usr/include/c++/12.2.1/bits/stl_deque.h:976:7: note: template argument deduction/substitution failed: main.cpp:25:12: note: candidate expects 2 arguments, 0 provided 25 | std::deque dq; | ^~ /usr/include/c++/12.2.1/bits/stl_deque.h:952:7: note: candidate: 'template<class _Tp, class _Alloc> deque(std::deque<_Tp, _Alloc>&&, const _Alloc&, std::false_type)-> std::deque<_Tp, _Alloc>' 952 | deque(deque&& __x, const allocator_type& __a, false_type) | ^~~~~ /usr/include/c++/12.2.1/bits/stl_deque.h:952:7: note: template argument deduction/substitution failed: main.cpp:25:12: note: candidate expects 3 arguments, 0 provided 25 | std::deque dq; | ^~ /usr/include/c++/12.2.1/bits/stl_deque.h:948:7: note: candidate: 'template<class _Tp, class _Alloc> deque(std::deque<_Tp, _Alloc>&&, const _Alloc&, std::true_type)-> std::deque<_Tp, _Alloc>' 948 | deque(deque&& __x, const allocator_type& __a, true_type) | ^~~~~ /usr/include/c++/12.2.1/bits/stl_deque.h:948:7: note: template argument deduction/substitution failed: main.cpp:25:12: note: candidate expects 3 arguments, 0 provided 25 | std::deque dq; | ^~ /usr/include/c++/12.2.1/bits/stl_deque.h:943:7: note: candidate: 'template<class _Tp, class _Alloc> deque(std::deque<_Tp, _Alloc>&&, std::__type_identity_t<_Alloc>&)-> std::deque<_Tp, _Alloc>' 943 | deque(deque&& __x, const __type_identity_t<allocator_type>& __a) | ^~~~~ /usr/include/c++/12.2.1/bits/stl_deque.h:943:7: note: template argument deduction/substitution failed: main.cpp:25:12: note: candidate expects 2 arguments, 0 provided 25 | std::deque dq; | ^~ /usr/include/c++/12.2.1/bits/stl_deque.h:936:7: note: candidate: 'template<class _Tp, class _Alloc> deque(const std::deque<_Tp, _Alloc>&, std::__type_identity_t<_Alloc>&)-> std::deque<_Tp, _Alloc>' 936 | deque(const deque& __x, const __type_identity_t<allocator_type>& __a) | ^~~~~ /usr/include/c++/12.2.1/bits/stl_deque.h:936:7: note: template argument deduction/substitution failed: main.cpp:25:12: note: candidate expects 2 arguments, 0 provided 25 | std::deque dq; | ^~ /usr/include/c++/12.2.1/bits/stl_deque.h:933:7: note: candidate: 'template<class _Tp, class _Alloc> deque(std::deque<_Tp, _Alloc>&&)-> std::deque<_Tp, _Alloc>' 933 | deque(deque&&) = default; Non zero exit status: 1