运行 ID: 40882

Main.cc: In function ‘int main()’:
Main.cc:5:7: error: no matching function for call to ‘get(char [105])’
  get(a);
       ^
In file included from /usr/include/c++/7/algorithm:60:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
                 from Main.cc:1:
/usr/include/c++/7/utility:225:5: note: candidate: template constexpr typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type& std::get(std::pair<_Tp1, _Tp2>&)
     get(std::pair<_Tp1, _Tp2>& __in) noexcept
     ^~~
/usr/include/c++/7/utility:225:5: note:   template argument deduction/substitution failed:
Main.cc:5:7: note:   mismatched types ‘std::pair<_Tp1, _Tp2>’ and ‘char [105]’
  get(a);
       ^
In file included from /usr/include/c++/7/algorithm:60:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
                 from Main.cc:1:
/usr/include/c++/7/utility:230:5: note: candidate: template constexpr typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type&& std::get(std::pair<_Tp1, _Tp2>&&)
     get(std::pair<_Tp1, _Tp2>&& __in) noexcept
     ^~~
/usr/include/c++/7/utility:230:5: note:   template argument deduction/substitution failed:
Main.cc:5:7: note:   mismatched types ‘std::pair<_Tp1, _Tp2>’ and ‘char [105]’
  get(a);
       ^
In file included from /usr/include/c++/7/algorithm:60:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
                 from Main.cc:1:
/usr/include/c++/7/utility:235:5: note: candidate: template constexpr const typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type& std::get(const std::pair<_Tp1, _Tp2>&)
     get(const std::pair<_Tp1, _Tp2>& __in) noexcept
     ^~~
/usr/include/c++/7/utility:235:5: note:   template argument deduction/substitution failed:
Main.cc:5:7: note:   mismatched types ‘const std::pair<_Tp1, _Tp2>’ and ‘char [105]’
  get(a);
       ^
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:71,
                 from Main.cc:1:
/usr/include/c++/7/array:307:5: note: candidate: template constexpr _Tp& std::get(std::array<_Tp, _Nm>&)
     get(array<_Tp, _Nm>& __arr) noexcept
     ^~~
/usr/include/c++/7/array:307:5: note:   template argument deduction/substitution failed:
Main.cc:5:7: note:   mismatched types ‘std::array<_Tp, _Nm>’ and ‘char [105]’
  get(a);
       ^
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:71,
                 from Main.cc:1:
/usr/include/c++/7/array:316:5: note: candidate: template constexpr _Tp&& std::get(std::array<_Tp, _Nm>&&)
     get(array<_Tp, _Nm>&& __arr) noexcept
     ^~~
/usr/include/c++/7/array:316:5: note:   template argument deduction/substitution failed:
Main.cc:5:7: note:   mismatched types ‘std::array<_Tp, _Nm>’ and ‘char [105]’
  get(a);
       ^
In file included from /usr/include/c++/7/tuple:39:0,
                 from /usr/include/c++/7/functional:54,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:71,
                 from Main.cc:1:
/usr/include/c++/7/array:324:5: note: candidate: template constexpr const _Tp& std::get(const std::array<_Tp, _Nm>&)
     get(const array<_Tp, _Nm>& __arr) noexcept
     ^~~
/usr/include/c++/7/array:324:5: note:   template argument deduction/substitution failed:
Main.cc:5:7: note:   mismatched types ‘const std::array<_Tp, _Nm>’ and ‘char [105]’
  get(a);
       ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:71,
                 from Main.cc:1:
/usr/include/c++/7/tuple:1314:5: note: candidate: template constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >& std::get(std::tuple<_Elements ...>&)
     get(tuple<_Elements...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1314:5: note:   template argument deduction/substitution failed:
Main.cc:5:7: note:   mismatched types ‘std::tuple<_Elements ...>’ and ‘char [105]’
  get(a);
       ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:71,
                 from Main.cc:1:
/usr/include/c++/7/tuple:1320:5: note: candidate: template constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >& std::get(const std::tuple<_Elements ...>&)
     get(const tuple<_Elements...>& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1320:5: note:   template argument deduction/substitution failed:
Main.cc:5:7: note:   mismatched types ‘const std::tuple<_Elements ...>’ and ‘char [105]’
  get(a);
       ^
In file included from /usr/include/c++/7/functional:54:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:71,
                 from Main.cc:1:
/usr/include/c++/7/tuple:1326:5: note: candidate: template constexpr std::__tuple_element_t<__i, std::tuple<_Elements ...> >&& std::get(std::tuple<_Elements ...>&&)
     get(tuple<_Elements...>&& __t) noexcept
     ^~~
/usr/include/c++/7/tuple:1326:5: note:   template argument deduction/substitution failed:
Main.cc:5:7: note:   mismatched types ‘std::tuple<_Elements ...>’ and ‘char [105]’
  get(a);
       ^
Main.cc:6:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0;i