Re: template error with iterator

On 13 May, 00:37, utab <umut.ta...@[EMAIL PROTECTED]
> wrote:
>
> template <class T, class Ran>
> T median(Ran b, Ran e)
> {
> =A0 typedef typename vector<T>::size_type vec_sz;
>
> =A0 vec_sz size =3D (e-b)/sizeof(T);
> =A0 if (size =3D=3D 0)
> =A0 =A0 throw domain_error("median of an empty vector");
>
> =A0 sort(b, e);
>
> =A0 vec_sz mid =3D size/2;
>
> =A0 return size % 2 =3D=3D 0 ? (b[mid] + b[mid-1]) / 2 : b[mid];
>
> }
>
> int main()
> {
> =A0 vector<double> vec;
> =A0 for(int i=3D0;i!=3D10;++i)
> =A0 =A0 vec.push_back(i);
> =A0 std::cout << median(vec.begin(), vec.end()) << std::endl;

The compiler cannot deduce T; replace the above call with
median<double>(vec.begin(), vec.end())
       ^^^^^^

> =A0 return 0;
>
> }
>