answer.code: In function ‘void upload(pt)’:
answer.code:22:40: error: no match for ‘operator*’ (operand types are ‘long double’ and ‘pt’)
   22 |     ans=min(ans,1.0L*(mx-mn)/sqrtl(1.0L*a*a+1.0L*b*b+1.0L*c*c));
      |                                    ~~~~^~
      |                                    |    |
      |                                    |    pt
      |                                    long double
In file included from /usr/include/c++/11/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54,
                 from answer.code:1:
/usr/include/c++/11/complex:392:5: note: candidate: ‘template<class _Tp> constexpr std::complex<_Tp> std::operator*(const std::complex<_Tp>&, const std::complex<_Tp>&)’
  392 |     operator*(const complex<_Tp>& __x, const complex<_Tp>& __y)
      |     ^~~~~~~~
/usr/include/c++/11/complex:392:5: note:   template argument deduction/substitution failed:
answer.code:22:41: note:   mismatched types ‘const std::complex<_Tp>’ and ‘long double’
   22 |     ans=min(ans,1.0L*(mx-mn)/sqrtl(1.0L*a*a+1.0L*b*b+1.0L*c*c));
      |                                         ^
In file included from /usr/include/c++/11/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54,
                 from answer.code:1:
/usr/include/c++/11/complex:401:5: note: candidate: ‘template<class _Tp> constexpr std::complex<_Tp> std::operator*(const std::complex<_Tp>&, const _Tp&)’
  401 |     operator*(const complex<_Tp>& __x, const _Tp& __y)
      |     ^~~~~~~~
/usr/include/c++/11/complex:401:5: note:   template argument deduction/substitution failed:
answer.code:22:41: note:   mismatched types ‘const std::complex<_Tp>’ and ‘long double’
   22 |     ans=min(ans,1.0L*(mx-mn)/sqrtl(1.0L*a*a+1.0L*b*b+1.0L*c*c));
      |                                         ^
In file included from /usr/include/c++/11/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54,
                 from answer.code:1:
/usr/include/c++/11/complex:410:5: note: candidate: ‘template<class _Tp> constexpr std::complex<_Tp> std::operator*(const _Tp&, const std::complex<_Tp>&)’
  410 |     operator*(const _Tp& __x, const complex<_Tp>& __y)
      |     ^~~~~~~~
/usr/include/c++/11/complex:410:5: note:   template argument deduction/substitution failed:
answer.code:22:41: note:   ‘pt’ is not derived from ‘const std::complex<_Tp>’
   22 |     ans=min(ans,1.0L*(mx-mn)/sqrtl(1.0L*a*a+1.0L*b*b+1.0L*c*c));
      |                                         ^
In file included from /usr/include/c++/11/valarray:603,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95,
                 from answer.code:1:
/usr/include/c++/11/bits/valarray_after.h:407:5: note: candidate: ‘template<class _Dom1, class _Dom2> std::_Expr<std::__detail::_BinClos<std::__multiplies, std::_Expr, std::_Expr, _Dom1, _Dom2>, typename std::__fun<std::__multiplies, typename _Dom1::value_type>::result_type> std::operator*(const std::_Expr<_Dom1, typename _Dom1::value_type>&, const std::_Expr<_Dom2, typename _Dom2::value_type>&)’
  407 |     _DEFINE_EXPR_BINARY_OPERATOR(*, struct std::__multiplies)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/valarray_after.h:407:5: note:   template argument deduction/substitution failed:
answer.code:22:41: note:   mismatched types ‘const std::_Expr<_Dom1, typename _Dom1::value_type>’ and ‘long double’
   22 |     ans=min(ans,1.0L*(mx-mn)/sqrtl(1.0L*a*a+1.0L*b*b+1.0L*c*c));
      |                                         ^
In file included from /usr/include/c++/11/valarray:603,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95,
                 from answer.code:1:
/usr/include/c++/11/bits/valarray_after.h:407:5: note: candidate: ‘template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__multiplies, std::_Expr, std::_Constant, _Dom, typename _Dom::value_type>, typename std::__fun<std::__multiplies, typename _Dom1::value_type>::result_type> std::operator*(const std::_Expr<_Dom1, typename _Dom1::value_type>&, const typename _Dom::value_type&)’
  407 |     _DEFINE_EXPR_BINARY_OPERATOR(*, struct std::__multiplies)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/valarray_after.h:407:5: note:   template argument deduction/substitution failed:
answer.code:22:41: note:   mismatched types ‘const std::_Expr<_Dom1, typename _Dom1::value_type>’ and ‘long double’
   22 |     ans=min(ans,1.0L*(mx-mn)/sqrtl(1.0L*a*a+1.0L*b*b+1.0L*c*c));
      |                                         ^
In file included from /usr/include/c++/11/valarray:603,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95,
                 from answer.code:1:
/usr/include/c++/11/bits/valarray_after.h:407:5: note: candidate: ‘template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__multiplies, std::_Constant, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<st...