Compilare: main.cpp: In instantiation of 'void radix_sort(std::vector<int>&) [with int Base = 10]': main.cpp:63:25: required from here main.cpp:32:46: warning: converting to 'std::queue<int>' from initializer list would use explicit constructor 'std::queue<_Tp, _Sequence>::queue(_Sequence&&) [with _Tp = int; _Sequence = std::deque<int, std::allocator<int> >]' std::array<std::queue<int>, Base> digits{}; ^ main.cpp:32:46: note: in C++11 and above a default constructor can be explicit main.cpp:32:46: warning: converting to 'std::queue<int>' from initializer list would use explicit constructor 'std::queue<_Tp, _Sequence>::queue(_Sequence&&) [with _Tp = int; _Sequence = std::deque<int, std::allocator<int> >]' main.cpp:32:46: note: in C++11 and above a default constructor can be explicit main.cpp:32:46: warning: converting to 'std::queue<int>' from initializer list would use explicit constructor 'std::queue<_Tp, _Sequence>::queue(_Sequence&&) [with _Tp = int; _Sequence = std::deque<int, std::allocator<int> >]' main.cpp:32:46: note: in C++11 and above a default constructor can be explicit main.cpp:32:46: warning: converting to 'std::queue<int>' from initializer list would use explicit constructor 'std::queue<_Tp, _Sequence>::queue(_Sequence&&) [with _Tp = int; _Sequence = std::deque<int, std::allocator<int> >]' main.cpp:32:46: note: in C++11 and above a default constructor can be explicit main.cpp:32:46: warning: converting to 'std::queue<int>' from initializer list would use explicit constructor 'std::queue<_Tp, _Sequence>::queue(_Sequence&&) [with _Tp = int; _Sequence = std::deque<int, std::allocator<int> >]' main.cpp:32:46: note: in C++11 and above a default constructor can be explicit main.cpp:32:46: warning: converting to 'std::queue<int>' from initializer list would use explicit constructor 'std::queue<_Tp, _Sequence>::queue(_Sequence&&) [with _Tp = int; _Sequence = std::deque<int, std::allocator<int> >]' main.cpp:32:46: note: in C++11 and above a default constructor can be explicit main.cpp:32:46: warning: converting to 'std::queue<int>' from initializer list would use explicit constructor 'std::queue<_Tp, _Sequence>::queue(_Sequence&&) [with _Tp = int; _Sequence = std::deque<int, std::allocator<int> >]' main.cpp:32:46: note: in C++11 and above a default constructor can be explicit main.cpp:32:46: warning: converting to 'std::queue<int>' from initializer list would use explicit constructor 'std::queue<_Tp, _Sequence>::queue(_Sequence&&) [with _Tp = int; _Sequence = std::deque<int, std::allocator<int> >]' main.cpp:32:46: note: in C++11 and above a default constructor can be explicit main.cpp:32:46: warning: converting to 'std::queue<int>' from initializer list would use explicit constructor 'std::queue<_Tp, _Sequence>::queue(_Sequence&&) [with _Tp = int; _Sequence = std::deque<int, std::allocator<int> >]' main.cpp:32:46: note: in C++11 and above a default constructor can be explicit main.cpp:32:46: warning: converting to 'std::queue<int>' from initializer list would use explicit constructor 'std::queue<_Tp, _Sequence>::queue(_Sequence&&) [with _Tp = int; _Sequence = std::deque<int, std::allocator<int> >]' main.cpp:32:46: note: in C++11 and above a default constructor can be explicit