Eroare de compilare: main.cpp: In function 'int main()': main.cpp:24:19: error: 'std::tuple<int, int, int> <structured bindings>' has incomplete type 24 | for (auto [cost, msk, last] : beam) { | ^~~~~~~~~~~~~~~~~ main.cpp:33:26: warning: comparison of integer expressions of different signedness: 'std::vector<std::tuple<int, int, int> >::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 33 | if (nbeam.size() > bw) { | ~~~~~~~~~~~~~^~~~ In file included from /usr/include/c++/12.2.1/vector:64, from main.cpp:1: /usr/include/c++/12.2.1/bits/stl_vector.h: In instantiation of 'constexpr std::vector<_Tp, _Alloc>::size_type std::vector<_Tp, _Alloc>::size() const [with _Tp = std::tuple<int, int, int>; _Alloc = std::allocator<std::tuple<int, int, int> >; size_type = long unsigned int]': main.cpp:33:23: required from here /usr/include/c++/12.2.1/bits/stl_vector.h:988:50: error: invalid use of incomplete type 'class std::tuple<int, int, int>' 988 | { return size_type(this->_M_impl._M_finish - this->_M_impl._M_start); } | ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~ In file included from /usr/include/c++/12.2.1/bits/stl_algobase.h:64, from /usr/include/c++/12.2.1/vector:60: /usr/include/c++/12.2.1/bits/stl_pair.h:90:11: note: declaration of 'class std::tuple<int, int, int>' 90 | class tuple; | ^~~~~ main.cpp:40:15: error: 'std::tuple<int, int, int> <structured bindings>' has incomplete type 40 | for (auto [cost, msk, last] : beam) { | ^~~~~~~~~~~~~~~~~ In file included from /usr/include/c++/12.2.1/bits/stl_pair.h:60: /usr/include/c++/12.2.1/type_traits: In substitution of 'template<class _Tp, class ... _Args> using __is_nothrow_constructible_impl = std::__bool_constant<__is_nothrow_constructible(_Tp)> [with _Tp = std::tuple<int, int, int>; _Args = {int, int, int}]': /usr/include/c++/12.2.1/type_traits:1047:12: required from 'struct std::is_nothrow_constructible<std::tuple<int, int, int>, int, int, int>' /usr/include/c++/12.2.1/bits/alloc_traits.h:513:57: required from 'static constexpr void std::allocator_traits<std::allocator<_Up> >::construct(allocator_type&, _Up*, _Args&& ...) [with _Up = std::tuple<int, int, int>; _Args = {int, int, int}; _Tp = std::tuple<int, int, int>; allocator_type = std::allocator<std::tuple<int, int, int> >]' /usr/include/c++/12.2.1/bits/vector.tcc:117:30: required from 'constexpr std::vector<_Tp, _Alloc>::reference std::vector<_Tp, _Alloc>::emplace_back(_Args&& ...) [with _Args = {int, int, int}; _Tp = std::tuple<int, int, int>; _Alloc = std::allocator<std::tuple<int, int, int> >; reference = std::tuple<int, int, int>&]' main.cpp:20:22: required from here /usr/include/c++/12.2.1/type_traits:1042:25: error: invalid use of incomplete type 'class std::tuple<int, int, int>' 1042 | = __bool_constant<__is_nothrow_constructible(_Tp, _Args...)>; | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /usr/include/c++/12.2.1/bits/stl_pair.h:90:11: note: declaration of 'class std::tuple<int, int, int>' 90 | class tuple; | ^~~~~ /usr/include/c++/12.2.1/type_traits: In instantiation of 'struct std::is_nothrow_constructible<std::tuple<int, int, int>, int, int, int>': /usr/include/c++/12.2.1/bits/alloc_traits.h:513:57: required from 'static constexpr void std::allocator_traits<std::allocator<_Up> >::construct(allocator_type&, _Up*, _Args&& ...) [with _Up = std::tuple<int, int, int>; _Args = {int, int, int}; _Tp = std::tuple<int, int, int>; allocator_type = std::allocator<std::tuple<int, int, int> >]' /usr/include/c++/12.2.1/bits/vector.tcc:117:30: required from 'constexpr std::vector<_Tp, _Alloc>::reference std::vector<_Tp, _Alloc>::emplace_back(_Args&& ...) [with _Args = {int, int, int}; _Tp = std::tuple<int, int, int>; _Alloc = std::allocator<std::tuple<int, int, int> >; reference = std::tuple<int, int, int>&]' main.cpp:20:22: required from here /usr/include/c++/12.2.1/type_traits:1050:52: error: static assertion failed: template argument must be a complete class or an unbounded array 1050 | static_assert(std::__is_complete_or_unbounded(__type_identity<_Tp>{}), | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~ /usr/include/c++/12.2.1/type_traits:1050:52: note: 'std::__is_complete_or_unbounded<__type_identity<tuple<int, int, int> > >((std::__type_identity<std::tuple<int, int, int> >(), std::__type_identity<std::tuple<int, int, int> >()))' evaluates to false In file included from /usr/include/c++/12.2.1/ext/alloc_traits.h:34, from /usr/include/c++/12.2.1/bits/stl_uninitialized.h:64, from /usr/include/c++/12.2.1/vector:63: /usr/include/c++/12.2.1/bits/alloc_traits.h: In instantiation of 'static constexpr void std::allocator_traits<std::allocator<_Up> >::construct(allocator_type&, _Up*, _Args&& ...) [with _Up = std::tuple<int, int, int>; _Args = {int, int, int}; _Tp = std::tuple<int, int, int>; allocator_type = std::allocator<std::tuple<int, int, int> >]': /usr/include/c++/12.2.1/bits/vector.tcc:117:30: required from 'constexpr std::vector<_Tp, _Alloc>::reference std::vector<_Tp, _Alloc>::emplace_back(_Args&& ...) [with _Args = {int, int, int}; _Tp = std::tuple<int, int, int>; _Alloc = std::allocator<std::tuple<int, int, int> >; reference = std::tuple<int, int, int>&]' main.cpp:20:22: required from here /usr/include/c++/12.2.1/bits/alloc_traits.h:513:64: error: 'value' is not a member of 'std::is_nothrow_constructible<std::tuple<int, int, int>, int, int, int>' 513 | noexcept(std::is_nothrow_constructible<_Up, _Args...>::value) Non zero exit status: 1