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#include <queue>
#include <iostream>
 
int main(){
std::queue<int> Q;
 
for (int i = 0;i < 10; ++i)
    Q.push(i);
 
std::cout << "\nqueue contains: ";
for (auto i : Q)
    std::cout << i << ", ";
}

prog.cpp: In function ‘int main()’:
prog.cpp:11:15: error: no matching function for call to ‘begin(std::queue<int>&)’
 for (auto i : Q)
               ^
prog.cpp:11:15: note: candidates are:
In file included from /usr/include/c++/4.8/deque:65:0,
                 from /usr/include/c++/4.8/queue:60,
                 from prog.cpp:1:
/usr/include/c++/4.8/bits/range_access.h:87:5: note: template<class _Tp, unsigned int _Nm> _Tp* std::begin(_Tp (&)[_Nm])
     begin(_Tp (&__arr)[_Nm])
     ^
/usr/include/c++/4.8/bits/range_access.h:87:5: note:   template argument deduction/substitution failed:
prog.cpp:11:15: note:   mismatched types ‘_Tp [_Nm]’ and ‘std::queue<int>’
 for (auto i : Q)
               ^
In file included from /usr/include/c++/4.8/deque:65:0,
                 from /usr/include/c++/4.8/queue:60,
                 from prog.cpp:1:
/usr/include/c++/4.8/bits/range_access.h:58:5: note: template<class _Container> decltype (__cont.begin()) std::begin(const _Container&)
     begin(const _Container& __cont) -> decltype(__cont.begin())
     ^
/usr/include/c++/4.8/bits/range_access.h:58:5: note:   template argument deduction/substitution failed:
/usr/include/c++/4.8/bits/range_access.h: In substitution of ‘template<class _Container> decltype (__cont.begin()) std::begin(const _Container&) [with _Container = std::queue<int>]’:
prog.cpp:11:15:   required from here
/usr/include/c++/4.8/bits/range_access.h:58:5: error: ‘const class std::queue<int>’ has no member named ‘begin’
/usr/include/c++/4.8/bits/range_access.h:48:5: note: template<class _Container> decltype (__cont.begin()) std::begin(_Container&)
     begin(_Container& __cont) -> decltype(__cont.begin())
     ^
/usr/include/c++/4.8/bits/range_access.h:48:5: note:   template argument deduction/substitution failed:
/usr/include/c++/4.8/bits/range_access.h: In substitution of ‘template<class _Container> decltype (__cont.begin()) std::begin(_Container&) [with _Container = std::queue<int>]’:
prog.cpp:11:15:   required from here
/usr/include/c++/4.8/bits/range_access.h:48:5: error: ‘class std::queue<int>’ has no member named ‘begin’
In file included from /usr/include/c++/4.8/bits/stl_deque.h:63:0,
                 from /usr/include/c++/4.8/deque:64,
                 from /usr/include/c++/4.8/queue:60,
                 from prog.cpp:1:
/usr/include/c++/4.8/initializer_list:89:5: note: template<class _Tp> constexpr const _Tp* std::begin(std::initializer_list<_Tp>)
     begin(initializer_list<_Tp> __ils) noexcept
     ^
/usr/include/c++/4.8/initializer_list:89:5: note:   template argument deduction/substitution failed:
prog.cpp:11:15: note:   ‘std::queue<int>’ is not derived from ‘std::initializer_list<_Tp>’
 for (auto i : Q)
               ^
prog.cpp:11:15: error: no matching function for call to ‘end(std::queue<int>&)’
prog.cpp:11:15: note: candidates are:
In file included from /usr/include/c++/4.8/deque:65:0,
                 from /usr/include/c++/4.8/queue:60,
                 from prog.cpp:1:
/usr/include/c++/4.8/bits/range_access.h:97:5: note: template<class _Tp, unsigned int _Nm> _Tp* std::end(_Tp (&)[_Nm])
     end(_Tp (&__arr)[_Nm])
     ^
/usr/include/c++/4.8/bits/range_access.h:97:5: note:   template argument deduction/substitution failed:
prog.cpp:11:15: note:   mismatched types ‘_Tp [_Nm]’ and ‘std::queue<int>’
 for (auto i : Q)
               ^
In file included from /usr/include/c++/4.8/deque:65:0,
                 from /usr/include/c++/4.8/queue:60,
                 from prog.cpp:1:
/usr/include/c++/4.8/bits/range_access.h:78:5: note: template<class _Container> decltype (__cont.end()) std::end(const _Container&)
     end(const _Container& __cont) -> decltype(__cont.end())
     ^
/usr/include/c++/4.8/bits/range_access.h:78:5: note:   template argument deduction/substitution failed:
/usr/include/c++/4.8/bits/range_access.h: In substitution of ‘template<class _Container> decltype (__cont.end()) std::end(const _Container&) [with _Container = std::queue<int>]’:
prog.cpp:11:15:   required from here
/usr/include/c++/4.8/bits/range_access.h:78:5: error: ‘const class std::queue<int>’ has no member named ‘end’
/usr/include/c++/4.8/bits/range_access.h:68:5: note: template<class _Container> decltype (__cont.end()) std::end(_Container&)
     end(_Container& __cont) -> decltype(__cont.end())
     ^
/usr/include/c++/4.8/bits/range_access.h:68:5: note:   template argument deduction/substitution failed:
/usr/include/c++/4.8/bits/range_access.h: In substitution of ‘template<class _Container> decltype (__cont.end()) std::end(_Container&) [with _Container = std::queue<int>]’:
prog.cpp:11:15:   required from here
/usr/include/c++/4.8/bits/range_access.h:68:5: error: ‘class std::queue<int>’ has no member named ‘end’
In file included from /usr/include/c++/4.8/bits/stl_deque.h:63:0,
                 from /usr/include/c++/4.8/deque:64,
                 from /usr/include/c++/4.8/queue:60,
                 from prog.cpp:1:
/usr/include/c++/4.8/initializer_list:99:5: note: template<class _Tp> constexpr const _Tp* std::end(std::initializer_list<_Tp>)
     end(initializer_list<_Tp> __ils) noexcept
     ^
/usr/include/c++/4.8/initializer_list:99:5: note:   template argument deduction/substitution failed:
prog.cpp:11:15: note:   ‘std::queue<int>’ is not derived from ‘std::initializer_list<_Tp>’
 for (auto i : Q)
               ^

Standard output is empty