/*=============================================================================
    Copyright (c) 2001-2011 Joel de Guzman

    Distributed under the Boost Software License, Version 1.0. (See accompanying
    file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)

    This is an auto-generated file. Do not edit!
==============================================================================*/
namespace boost { namespace fusion { namespace detail
{
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19 , typename T20 , typename T21 , typename T22 , typename T23 , typename T24 , typename T25 , typename T26 , typename T27 , typename T28 , typename T29 , typename T30 , typename T31 , typename T32 , typename T33 , typename T34 , typename T35 , typename T36 , typename T37 , typename T38 , typename T39>
    struct vector_n_chooser
    {
        typedef vector40<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26 , T27 , T28 , T29 , T30 , T31 , T32 , T33 , T34 , T35 , T36 , T37 , T38 , T39> type;
    };
    template <>
    struct vector_n_chooser<void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector0<> type;
    };
    template <typename T0>
    struct vector_n_chooser<
        T0
        , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector1<T0> type;
    };
    template <typename T0 , typename T1>
    struct vector_n_chooser<
        T0 , T1
        , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector2<T0 , T1> type;
    };
    template <typename T0 , typename T1 , typename T2>
    struct vector_n_chooser<
        T0 , T1 , T2
        , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector3<T0 , T1 , T2> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3
        , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector4<T0 , T1 , T2 , T3> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4
        , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector5<T0 , T1 , T2 , T3 , T4> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5
        , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector6<T0 , T1 , T2 , T3 , T4 , T5> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5 , T6
        , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector7<T0 , T1 , T2 , T3 , T4 , T5 , T6> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7
        , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector8<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8
        , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector9<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9
        , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector10<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10
        , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector11<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11
        , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector12<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12
        , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector13<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13
        , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector14<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14
        , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector15<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15
        , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector16<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16
        , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector17<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17
        , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector18<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18
        , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector19<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19
        , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector20<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19 , typename T20>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20
        , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector21<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19 , typename T20 , typename T21>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21
        , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector22<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19 , typename T20 , typename T21 , typename T22>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22
        , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector23<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19 , typename T20 , typename T21 , typename T22 , typename T23>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23
        , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector24<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19 , typename T20 , typename T21 , typename T22 , typename T23 , typename T24>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24
        , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector25<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19 , typename T20 , typename T21 , typename T22 , typename T23 , typename T24 , typename T25>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25
        , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector26<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19 , typename T20 , typename T21 , typename T22 , typename T23 , typename T24 , typename T25 , typename T26>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26
        , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector27<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19 , typename T20 , typename T21 , typename T22 , typename T23 , typename T24 , typename T25 , typename T26 , typename T27>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26 , T27
        , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector28<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26 , T27> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19 , typename T20 , typename T21 , typename T22 , typename T23 , typename T24 , typename T25 , typename T26 , typename T27 , typename T28>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26 , T27 , T28
        , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector29<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26 , T27 , T28> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19 , typename T20 , typename T21 , typename T22 , typename T23 , typename T24 , typename T25 , typename T26 , typename T27 , typename T28 , typename T29>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26 , T27 , T28 , T29
        , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector30<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26 , T27 , T28 , T29> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19 , typename T20 , typename T21 , typename T22 , typename T23 , typename T24 , typename T25 , typename T26 , typename T27 , typename T28 , typename T29 , typename T30>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26 , T27 , T28 , T29 , T30
        , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector31<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26 , T27 , T28 , T29 , T30> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19 , typename T20 , typename T21 , typename T22 , typename T23 , typename T24 , typename T25 , typename T26 , typename T27 , typename T28 , typename T29 , typename T30 , typename T31>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26 , T27 , T28 , T29 , T30 , T31
        , void_ , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector32<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26 , T27 , T28 , T29 , T30 , T31> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19 , typename T20 , typename T21 , typename T22 , typename T23 , typename T24 , typename T25 , typename T26 , typename T27 , typename T28 , typename T29 , typename T30 , typename T31 , typename T32>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26 , T27 , T28 , T29 , T30 , T31 , T32
        , void_ , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector33<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26 , T27 , T28 , T29 , T30 , T31 , T32> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19 , typename T20 , typename T21 , typename T22 , typename T23 , typename T24 , typename T25 , typename T26 , typename T27 , typename T28 , typename T29 , typename T30 , typename T31 , typename T32 , typename T33>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26 , T27 , T28 , T29 , T30 , T31 , T32 , T33
        , void_ , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector34<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26 , T27 , T28 , T29 , T30 , T31 , T32 , T33> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19 , typename T20 , typename T21 , typename T22 , typename T23 , typename T24 , typename T25 , typename T26 , typename T27 , typename T28 , typename T29 , typename T30 , typename T31 , typename T32 , typename T33 , typename T34>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26 , T27 , T28 , T29 , T30 , T31 , T32 , T33 , T34
        , void_ , void_ , void_ , void_ , void_>
    {
        typedef vector35<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26 , T27 , T28 , T29 , T30 , T31 , T32 , T33 , T34> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19 , typename T20 , typename T21 , typename T22 , typename T23 , typename T24 , typename T25 , typename T26 , typename T27 , typename T28 , typename T29 , typename T30 , typename T31 , typename T32 , typename T33 , typename T34 , typename T35>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26 , T27 , T28 , T29 , T30 , T31 , T32 , T33 , T34 , T35
        , void_ , void_ , void_ , void_>
    {
        typedef vector36<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26 , T27 , T28 , T29 , T30 , T31 , T32 , T33 , T34 , T35> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19 , typename T20 , typename T21 , typename T22 , typename T23 , typename T24 , typename T25 , typename T26 , typename T27 , typename T28 , typename T29 , typename T30 , typename T31 , typename T32 , typename T33 , typename T34 , typename T35 , typename T36>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26 , T27 , T28 , T29 , T30 , T31 , T32 , T33 , T34 , T35 , T36
        , void_ , void_ , void_>
    {
        typedef vector37<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26 , T27 , T28 , T29 , T30 , T31 , T32 , T33 , T34 , T35 , T36> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19 , typename T20 , typename T21 , typename T22 , typename T23 , typename T24 , typename T25 , typename T26 , typename T27 , typename T28 , typename T29 , typename T30 , typename T31 , typename T32 , typename T33 , typename T34 , typename T35 , typename T36 , typename T37>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26 , T27 , T28 , T29 , T30 , T31 , T32 , T33 , T34 , T35 , T36 , T37
        , void_ , void_>
    {
        typedef vector38<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26 , T27 , T28 , T29 , T30 , T31 , T32 , T33 , T34 , T35 , T36 , T37> type;
    };
    template <typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19 , typename T20 , typename T21 , typename T22 , typename T23 , typename T24 , typename T25 , typename T26 , typename T27 , typename T28 , typename T29 , typename T30 , typename T31 , typename T32 , typename T33 , typename T34 , typename T35 , typename T36 , typename T37 , typename T38>
    struct vector_n_chooser<
        T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26 , T27 , T28 , T29 , T30 , T31 , T32 , T33 , T34 , T35 , T36 , T37 , T38
        , void_>
    {
        typedef vector39<T0 , T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26 , T27 , T28 , T29 , T30 , T31 , T32 , T33 , T34 , T35 , T36 , T37 , T38> type;
    };
}}}