0_0_37814071_17829.cpp: In function 'int main()':
0_0_37814071_17829.cpp:72:18: error: no match for 'operator-' (operand types are '_comp' and '_comp')
_comp t = b[1] - (r * a[1]);
^
0_0_37814071_17829.cpp:72:18: note: candidates are:
0_0_37814071_17829.cpp:24:8: note: _comp operator-(_comp&, _comp&)
_comp operator- (_comp& a, _comp& b)
^
0_0_37814071_17829.cpp:24:8: note: no known conversion for argument 2 from '_comp' to '_comp&'
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/x86_64-w64-mingw32/bits/stdc++.h:94:0,
from 0_0_37814071_17829.cpp:1:
GCC4.9.2/x86_64-w64-mingw32/include/c++/valarray:1168:1: note: template<class _Tp> std::_Expr<std::_BinClos<std::__minus, std::_Constant, std::_ValArray, _Tp, _Tp>, typename std::__fun<std::__minus, _Tp>::result_type> std::operator-(const _Tp&, const std::valarray<_Tp>&)
_DEFINE_BINARY_OPERATOR(-, __minus)
^
GCC4.9.2/x86_64-w64-mingw32/include/c++/valarray:1168:1: note: template argument deduction/substitution failed:
0_0_37814071_17829.cpp:72:29: note: '_comp' is not derived from 'const std::valarray<_Tp>'
_comp t = b[1] - (r * a[1]);
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/x86_64-w64-mingw32/bits/stdc++.h:94:0,
from 0_0_37814071_17829.cpp:1:
GCC4.9.2/x86_64-w64-mingw32/include/c++/valarray:1168:1: note: template<class _Tp> std::_Expr<std::_BinClos<std::__minus, std::_ValArray, std::_Constant, _Tp, _Tp>, typename std::__fun<std::__minus, _Tp>::result_type> std::operator-(const std::valarray<_Tp>&, const _Tp&)
_DEFINE_BINARY_OPERATOR(-, __minus)
^
GCC4.9.2/x86_64-w64-mingw32/include/c++/valarray:1168:1: note: template argument deduction/substitution failed:
0_0_37814071_17829.cpp:72:29: note: '_comp' is not derived from 'const std::valarray<_Tp>'
_comp t = b[1] - (r * a[1]);
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/x86_64-w64-mingw32/bits/stdc++.h:94:0,
from 0_0_37814071_17829.cpp:1:
GCC4.9.2/x86_64-w64-mingw32/include/c++/valarray:1168:1: note: template<class _Tp> std::_Expr<std::_BinClos<std::__minus, std::_ValArray, std::_ValArray, _Tp, _Tp>, typename std::__fun<std::__minus, _Tp>::result_type> std::operator-(const std::valarray<_Tp>&, const std::valarray<_Tp>&)
_DEFINE_BINARY_OPERATOR(-, __minus)
^
GCC4.9.2/x86_64-w64-mingw32/include/c++/valarray:1168:1: note: template argument deduction/substitution failed:
0_0_37814071_17829.cpp:72:29: note: '_comp' is not derived from 'const std::valarray<_Tp>'
_comp t = b[1] - (r * a[1]);
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/valarray:587:0,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/x86_64-w64-mingw32/bits/stdc++.h:94,
from 0_0_37814071_17829.cpp:1:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/valarray_after.h:403:5: note: template<class _Dom> std::_Expr<std::_BinClos<std::__minus, std::_ValArray, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__minus, typename _Dom1::value_type>::result_type> std::operator-(const std::valarray<typename _Dom::value_type>&, const std::_Expr<_Dom1, typename _Dom1::value_type>&)
_DEFINE_EXPR_BINARY_OPERATOR(-, __minus)
^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/valarray_after.h:403:5: note: template argument deduction/substitution failed:
0_0_37814071_17829.cpp:72:29: note: '_comp' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
_comp t = b[1] - (r * a[1]);
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/valarray:587:0,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/x86_64-w64-mingw32/bits/stdc++.h:94,
from 0_0_37814071_17829.cpp:1:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/valarray_after.h:403:5: note: template<class _Dom> std::_Expr<std::_BinClos<std::__minus, std::_Expr, std::_ValArray, _Dom, typename _Dom::value_type>, typename std::__fun<std::__minus, typename _Dom1::value_type>::result_type> std::operator-(const std::_Expr<_Dom1, typename _Dom1::value_type>&, const std::valarray<typename _Dom::value_type>&)
_DEFINE_EXPR_BINARY_OPERATOR(-, __minus)
^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/valarray_after.h:403:5: note: template argument deduction/substitution failed:
0_0_37814071_17829.cpp:72:29: note: '_comp' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
_comp t = b[1] - (r * a[1]);
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/valarray:587:0,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/x86_64-w64-mingw32/bits/stdc++.h:94,
from 0_0_37814071_17829.cpp:1:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/valarray_after.h:403:5: note: template<class _Dom> std::_Expr<std::_BinClos<std::__minus, std::_Constant, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__minus, typename _Dom1::value_type>::result_type> std::operator-(const typename _Dom::value_type&, const std::_Expr<_Dom1, typename _Dom1::value_type>&)
_DEFINE_EXPR_BINARY_OPERATOR(-, __minus)
^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/valarray_after.h:403:5: note: template argument deduction/substitution failed:
0_0_37814071_17829.cpp:72:29: note: '_comp' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
_comp t = b[1] - (r * a[1]);
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/valarray:587:0,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/x86_64-w64-mingw32/bits/stdc++.h:94,
from 0_0_37814071_17829.cpp:1:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/valarray_after.h:403:5: note: template<class _Dom> std::_Expr<std::_BinClos<std::__minus, std::_Expr, std::_Constant, _Dom, typename _Dom::value_type>, typename std::__fun<std::__minus, typename _Dom1::value_type>::result_type> std::operator-(const std::_Expr<_Dom1, typename _Dom1::value_type>&, const typename _Dom::value_type&)
_DEFINE_EXPR_BINARY_OPERATOR(-, __minus)
^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/valarray_after.h:403:5: note: template argument deduction/substitution failed:
0_0_37814071_17829.cpp:72:29: note: '_comp' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
_comp t = b[1] - (r * a[1]);
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/valarray:587:0,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/x86_64-w64-mingw32/bits/stdc++.h:94,
from 0_0_37814071_17829.cpp:1:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/valarray_after.h:403:5: note: template<class _Dom1, class _Dom2> std::_Expr<std::_BinClos<std::__minus, std::_Expr, std::_Expr, _Dom1, _Dom2>, typename std::__fun<std::__minus, typename _Dom1::value_type>::result_type> std::operator-(const std::_Expr<_Dom1, typename _Dom1::value_type>&, const std::_Expr<_Dom2, typename _Dom2::value_type>&)
_DEFINE_EXPR_BINARY_OPERATOR(-, __minus)
^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/valarray_after.h:403:5: note: template argument deduction/substitution failed:
0_0_37814071_17829.cpp:72:29: note: '_comp' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
_comp t = b[1] - (r * a[1]);
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/deque:64:0,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/x86_64-w64-mingw32/bits/stdc++.h:67,
from 0_0_37814071_17829.cpp:1:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_deque.h:347:5: note: template<class _Tp, class _RefL, class _PtrL, class _RefR, class _PtrR> typename std::_Deque_iterator<_Tp, _Ref, _Ptr>::difference_type std::operator-(const std::_Deque_iterator<_Tp, _Ref, _Ptr>&, const std::_Deque_iterator<_Tp, _RefR, _PtrR>&)
operator-(const _Deque_iterator<_Tp, _RefL, _PtrL>& __x,
^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_deque.h:347:5: note: template argument deduction/substitution failed:
0_0_37814071_17829.cpp:72:29: note: '_comp' is not derived from 'const std::_Deque_iterator<_Tp, _Ref, _Ptr>'
_comp t = b[1] - (r * a[1]);
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/deque:64:0,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/x86_64-w64-mingw32/bits/stdc++.h:67,
from 0_0_37814071_17829.cpp:1:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_deque.h:335:5: note: template<class _Tp, class _Ref, class _Ptr> typename std::_Deque_iterator<_Tp, _Ref, _Ptr>::difference_type std::operator-(const std::_Deque_iterator<_Tp, _Ref, _Ptr>&, const std::_Deque_iterator<_Tp, _Ref, _Ptr>&)
operator-(const _Deque_iterator<_Tp, _Ref, _Ptr>& __x,
^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_deque.h:335:5: note: template argument deduction/substitution failed:
0_0_37814071_17829.cpp:72:29: note: '_comp' is not derived from 'const std::_Deque_iterator<_Tp, _Ref, _Ptr>'
_comp t = b[1] - (r * a[1]);
^
In
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