From 05e51dc01f09b8542f3717772dad5b078d1a17e4 Mon Sep 17 00:00:00 2001
From: bolero-MURAKAMI <bolero.murakami@gmail.com>
Date: Fri, 28 Oct 2011 20:34:24 +0900
Subject: [PATCH] =?UTF-8?q?replace=5Fcopy.hpp=20replace=5Fcopy=5Fif.hpp=20?=
 =?UTF-8?q?transform.hpp=20=E5=AE=9F=E8=A3=85=E5=A4=89=E6=9B=B4?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 sprout/algorithm/fixed/replace_copy.hpp    | 104 ++---------
 sprout/algorithm/fixed/replace_copy_if.hpp | 104 ++---------
 sprout/algorithm/fixed/transform.hpp       | 199 ++++++++++++++++-----
 3 files changed, 183 insertions(+), 224 deletions(-)

diff --git a/sprout/algorithm/fixed/replace_copy.hpp b/sprout/algorithm/fixed/replace_copy.hpp
index badf6ce3..6c6da3df 100644
--- a/sprout/algorithm/fixed/replace_copy.hpp
+++ b/sprout/algorithm/fixed/replace_copy.hpp
@@ -10,6 +10,7 @@
 #include <sprout/fixed_container/functions.hpp>
 #include <sprout/iterator/operation.hpp>
 #include <sprout/algorithm/fixed/result_of.hpp>
+#include <sprout/detail/container_complate.hpp>
 #include HDR_ITERATOR_SSCRISK_CEL_OR_SPROUT_DETAIL
 #include HDR_FUNCTIONAL_SSCRISK_CEL_OR_SPROUT_DETAIL
 
@@ -21,9 +22,9 @@ namespace sprout {
 				RandomAccessIterator first,
 				RandomAccessIterator last,
 				Result const& result,
-				sprout::index_tuple<Indexes...>,
 				T const& old_value,
 				T const& new_value,
+				sprout::index_tuple<Indexes...>,
 				typename sprout::fixed_container_traits<Result>::difference_type offset,
 				typename sprout::fixed_container_traits<Result>::size_type size,
 				typename sprout::fixed_container_traits<Result>::size_type input_size
@@ -52,47 +53,25 @@ namespace sprout {
 					first,
 					last,
 					result,
-					typename sprout::index_range<0, sprout::fixed_container_traits<Result>::fixed_size>::type(),
 					old_value,
 					new_value,
+					typename sprout::index_range<0, sprout::fixed_container_traits<Result>::fixed_size>::type(),
 					sprout::fixed_begin_offset(result),
 					sprout::size(result),
 					NS_SSCRISK_CEL_OR_SPROUT_DETAIL::distance(first, last)
 					);
 			}
-			template<typename Result, typename... Args>
-			SPROUT_CONSTEXPR inline typename std::enable_if<
-				sprout::fixed_container_traits<Result>::fixed_size == sizeof...(Args),
-				typename sprout::fixed::result_of::algorithm<Result>::type
-			>::type replace_copy_impl_3(
-				Result const& result,
-				Args const&... args
-				)
-			{
-				return sprout::remake_clone<Result, Result>(result, sprout::size(result), args...);
-			}
-			template<typename Result, typename... Args>
-			SPROUT_CONSTEXPR inline typename std::enable_if<
-				sprout::fixed_container_traits<Result>::fixed_size != sizeof...(Args),
-				typename sprout::fixed::result_of::algorithm<Result>::type
-			>::type replace_copy_impl_3(
-				Result const& result,
-				Args const&... args
-				)
-			{
-				return replace_copy_impl_3(result, args..., *sprout::next(sprout::fixed_begin(result), sizeof...(Args)));
-			}
 			template<typename InputIterator, typename Result, typename T, typename... Args>
 			SPROUT_CONSTEXPR inline typename std::enable_if<
 				sprout::fixed_container_traits<Result>::fixed_size == sizeof...(Args),
 				typename sprout::fixed::result_of::algorithm<Result>::type
-			>::type replace_copy_impl_2(
+			>::type replace_copy_impl(
 				InputIterator first,
 				InputIterator last,
 				Result const& result,
 				T const& old_value,
 				T const& new_value,
-				typename sprout::fixed_container_traits<Result>::difference_type offset,
+				typename sprout::fixed_container_traits<Result>::size_type size,
 				Args const&... args
 				)
 			{
@@ -102,67 +81,21 @@ namespace sprout {
 			SPROUT_CONSTEXPR inline typename std::enable_if<
 				sprout::fixed_container_traits<Result>::fixed_size != sizeof...(Args),
 				typename sprout::fixed::result_of::algorithm<Result>::type
-			>::type replace_copy_impl_2(
+			>::type replace_copy_impl(
 				InputIterator first,
 				InputIterator last,
 				Result const& result,
 				T const& old_value,
 				T const& new_value,
-				typename sprout::fixed_container_traits<Result>::difference_type offset,
+				typename sprout::fixed_container_traits<Result>::size_type size,
 				Args const&... args
 				)
 			{
-				return first != last && sizeof...(Args) < static_cast<std::size_t>(offset)
-					? replace_copy_impl_2(sprout::next(first), last, result, old_value, new_value, offset, args..., *first == old_value ? new_value : *first)
-					: replace_copy_impl_3(result, args...)
+				return first != last && sizeof...(Args) < size
+					? replace_copy_impl(sprout::next(first), last, result, old_value, new_value, size, args..., *first == old_value ? new_value : *first)
+					: sprout::detail::container_complate(result, args...)
 					;
 			}
-			template<typename InputIterator, typename Result, typename T, typename... Args>
-			SPROUT_CONSTEXPR inline typename std::enable_if<
-				sprout::fixed_container_traits<Result>::fixed_size == sizeof...(Args),
-				typename sprout::fixed::result_of::algorithm<Result>::type
-			>::type replace_copy_impl_1(
-				InputIterator first,
-				InputIterator last,
-				Result const& result,
-				T const& old_value,
-				T const& new_value,
-				typename sprout::fixed_container_traits<Result>::difference_type offset,
-				Args const&... args
-				)
-			{
-				return sprout::remake_clone<Result, Result>(result, sprout::size(result), args...);
-			}
-			template<typename InputIterator, typename Result, typename T, typename... Args>
-			SPROUT_CONSTEXPR inline typename std::enable_if<
-				sprout::fixed_container_traits<Result>::fixed_size != sizeof...(Args),
-				typename sprout::fixed::result_of::algorithm<Result>::type
-			>::type replace_copy_impl_1(
-				InputIterator first,
-				InputIterator last,
-				Result const& result,
-				T const& old_value,
-				T const& new_value,
-				typename sprout::fixed_container_traits<Result>::difference_type offset,
-				Args const&... args
-				)
-			{
-				return sizeof...(Args) < static_cast<std::size_t>(offset)
-					? replace_copy_impl_1(first, last, result, old_value, new_value, offset, args..., *sprout::next(sprout::fixed_begin(result), sizeof...(Args)))
-					: replace_copy_impl_2(first, last, result, old_value, new_value, offset + sprout::size(result), args...)
-					;
-			}
-			template<typename InputIterator, typename Result, typename T>
-			SPROUT_CONSTEXPR inline typename sprout::fixed::result_of::algorithm<Result>::type replace_copy_impl(
-				InputIterator first,
-				InputIterator last,
-				Result const& result,
-				T const& old_value,
-				T const& new_value
-				)
-			{
-				return replace_copy_impl_1(first, last, result, old_value, new_value, sprout::fixed_begin_offset(result));
-			}
 			template<typename InputIterator, typename Result, typename T>
 			SPROUT_CONSTEXPR inline typename sprout::fixed::result_of::algorithm<Result>::type replace_copy(
 				InputIterator first,
@@ -173,13 +106,7 @@ namespace sprout {
 				void*
 				)
 			{
-				return sprout::fixed::detail::replace_copy_impl(
-					first,
-					last,
-					result,
-					old_value,
-					new_value
-					);
+				return sprout::fixed::detail::replace_copy_impl(first, last, result, old_value, new_value, sprout::size(result));
 			}
 		}	// namespace detail
 		//
@@ -195,14 +122,7 @@ namespace sprout {
 			)
 		{
 			typedef typename std::iterator_traits<InputIterator>::iterator_category* category;
-			return sprout::fixed::detail::replace_copy(
-				first,
-				last,
-				result,
-				old_value,
-				new_value,
-				category()
-				);
+			return sprout::fixed::detail::replace_copy(first, last, result, old_value, new_value, category());
 		}
 	}	// namespace fixed
 
diff --git a/sprout/algorithm/fixed/replace_copy_if.hpp b/sprout/algorithm/fixed/replace_copy_if.hpp
index 583fa08e..317021ef 100644
--- a/sprout/algorithm/fixed/replace_copy_if.hpp
+++ b/sprout/algorithm/fixed/replace_copy_if.hpp
@@ -10,6 +10,7 @@
 #include <sprout/fixed_container/functions.hpp>
 #include <sprout/iterator/operation.hpp>
 #include <sprout/algorithm/fixed/result_of.hpp>
+#include <sprout/detail/container_complate.hpp>
 #include HDR_ITERATOR_SSCRISK_CEL_OR_SPROUT_DETAIL
 
 namespace sprout {
@@ -20,9 +21,9 @@ namespace sprout {
 				RandomAccessIterator first,
 				RandomAccessIterator last,
 				Result const& result,
-				sprout::index_tuple<Indexes...>,
 				Predicate pred,
 				T const& new_value,
+				sprout::index_tuple<Indexes...>,
 				typename sprout::fixed_container_traits<Result>::difference_type offset,
 				typename sprout::fixed_container_traits<Result>::size_type size,
 				typename sprout::fixed_container_traits<Result>::size_type input_size
@@ -51,47 +52,25 @@ namespace sprout {
 					first,
 					last,
 					result,
-					typename sprout::index_range<0, sprout::fixed_container_traits<Result>::fixed_size>::type(),
 					pred,
 					new_value,
+					typename sprout::index_range<0, sprout::fixed_container_traits<Result>::fixed_size>::type(),
 					sprout::fixed_begin_offset(result),
 					sprout::size(result),
 					NS_SSCRISK_CEL_OR_SPROUT_DETAIL::distance(first, last)
 					);
 			}
-			template<typename Result, typename... Args>
-			SPROUT_CONSTEXPR inline typename std::enable_if<
-				sprout::fixed_container_traits<Result>::fixed_size == sizeof...(Args),
-				typename sprout::fixed::result_of::algorithm<Result>::type
-			>::type replace_copy_if_impl_3(
-				Result const& result,
-				Args const&... args
-				)
-			{
-				return sprout::remake_clone<Result, Result>(result, sprout::size(result), args...);
-			}
-			template<typename Result, typename... Args>
-			SPROUT_CONSTEXPR inline typename std::enable_if<
-				sprout::fixed_container_traits<Result>::fixed_size != sizeof...(Args),
-				typename sprout::fixed::result_of::algorithm<Result>::type
-			>::type replace_copy_if_impl_3(
-				Result const& result,
-				Args const&... args
-				)
-			{
-				return replace_copy_if_impl_3(result, args..., *sprout::next(sprout::fixed_begin(result), sizeof...(Args)));
-			}
 			template<typename InputIterator, typename Result, typename T, typename Predicate, typename... Args>
 			SPROUT_CONSTEXPR inline typename std::enable_if<
 				sprout::fixed_container_traits<Result>::fixed_size == sizeof...(Args),
 				typename sprout::fixed::result_of::algorithm<Result>::type
-			>::type replace_copy_if_impl_2(
+			>::type replace_copy_if_impl(
 				InputIterator first,
 				InputIterator last,
 				Result const& result,
 				Predicate pred,
 				T const& new_value,
-				typename sprout::fixed_container_traits<Result>::difference_type offset,
+				typename sprout::fixed_container_traits<Result>::size_type size,
 				Args const&... args
 				)
 			{
@@ -101,67 +80,21 @@ namespace sprout {
 			SPROUT_CONSTEXPR inline typename std::enable_if<
 				sprout::fixed_container_traits<Result>::fixed_size != sizeof...(Args),
 				typename sprout::fixed::result_of::algorithm<Result>::type
-			>::type replace_copy_if_impl_2(
+			>::type replace_copy_if_impl(
 				InputIterator first,
 				InputIterator last,
 				Result const& result,
 				Predicate pred,
 				T const& new_value,
-				typename sprout::fixed_container_traits<Result>::difference_type offset,
+				typename sprout::fixed_container_traits<Result>::size_type size,
 				Args const&... args
 				)
 			{
-				return first != last && sizeof...(Args) < static_cast<std::size_t>(offset)
-					? replace_copy_if_impl_2(sprout::next(first), last, result, pred, new_value, offset, args..., pred(*first) ? new_value : *first)
-					: replace_copy_if_impl_3(result, args...)
+				return first != last && sizeof...(Args) < size
+					? replace_copy_if_impl(sprout::next(first), last, result, pred, new_value, size, args..., pred(*first) ? new_value : *first)
+					: sprout::detail::container_complate(result, args...)
 					;
 			}
-			template<typename InputIterator, typename Result, typename T, typename Predicate, typename... Args>
-			SPROUT_CONSTEXPR inline typename std::enable_if<
-				sprout::fixed_container_traits<Result>::fixed_size == sizeof...(Args),
-				typename sprout::fixed::result_of::algorithm<Result>::type
-			>::type replace_copy_if_impl_1(
-				InputIterator first,
-				InputIterator last,
-				Result const& result,
-				Predicate pred,
-				T const& new_value,
-				typename sprout::fixed_container_traits<Result>::difference_type offset,
-				Args const&... args
-				)
-			{
-				return sprout::remake_clone<Result, Result>(result, sprout::size(result), args...);
-			}
-			template<typename InputIterator, typename Result, typename T, typename Predicate, typename... Args>
-			SPROUT_CONSTEXPR inline typename std::enable_if<
-				sprout::fixed_container_traits<Result>::fixed_size != sizeof...(Args),
-				typename sprout::fixed::result_of::algorithm<Result>::type
-			>::type replace_copy_if_impl_1(
-				InputIterator first,
-				InputIterator last,
-				Result const& result,
-				Predicate pred,
-				T const& new_value,
-				typename sprout::fixed_container_traits<Result>::difference_type offset,
-				Args const&... args
-				)
-			{
-				return sizeof...(Args) < static_cast<std::size_t>(offset)
-					? replace_copy_if_impl_1(first, last, result, pred, new_value, offset, args..., *sprout::next(sprout::fixed_begin(result), sizeof...(Args)))
-					: replace_copy_if_impl_2(first, last, result, pred, new_value, offset + sprout::size(result), args...)
-					;
-			}
-			template<typename InputIterator, typename Result, typename T, typename Predicate>
-			SPROUT_CONSTEXPR inline typename sprout::fixed::result_of::algorithm<Result>::type replace_copy_if_impl(
-				InputIterator first,
-				InputIterator last,
-				Result const& result,
-				Predicate pred,
-				T const& new_value
-				)
-			{
-				return replace_copy_if_impl_1(first, last, result, pred, new_value, sprout::fixed_begin_offset(result));
-			}
 			template<typename InputIterator, typename Result, typename T, typename Predicate>
 			SPROUT_CONSTEXPR inline typename sprout::fixed::result_of::algorithm<Result>::type replace_copy_if(
 				InputIterator first,
@@ -172,13 +105,7 @@ namespace sprout {
 				void*
 				)
 			{
-				return sprout::fixed::detail::replace_copy_if_impl(
-					first,
-					last,
-					result,
-					pred,
-					new_value
-					);
+				return sprout::fixed::detail::replace_copy_if_impl(first, last, result, pred, new_value, sprout::size(result));
 			}
 		}	// namespace detail
 		//
@@ -194,14 +121,7 @@ namespace sprout {
 			)
 		{
 			typedef typename std::iterator_traits<InputIterator>::iterator_category* category;
-			return sprout::fixed::detail::replace_copy_if(
-				first,
-				last,
-				result,
-				pred,
-				new_value,
-				category()
-				);
+			return sprout::fixed::detail::replace_copy_if(first, last, result, pred, new_value, category());
 		}
 	}	// namespace fixed
 
diff --git a/sprout/algorithm/fixed/transform.hpp b/sprout/algorithm/fixed/transform.hpp
index 9d8e2b8b..813378a8 100644
--- a/sprout/algorithm/fixed/transform.hpp
+++ b/sprout/algorithm/fixed/transform.hpp
@@ -2,24 +2,27 @@
 #define SPROUT_ALGORITHM_FIXED_TRANSFORM_HPP
 
 #include <cstddef>
+#include <iterator>
+#include <type_traits>
 #include <sprout/config.hpp>
 #include <sprout/index_tuple.hpp>
 #include <sprout/fixed_container/traits.hpp>
 #include <sprout/fixed_container/functions.hpp>
-#include <sprout/iterator/operation.hpp>
+#include <sprout/iterator/operation.hpp>
 #include <sprout/algorithm/fixed/result_of.hpp>
+#include <sprout/detail/container_complate.hpp>
 #include HDR_ITERATOR_SSCRISK_CEL_OR_SPROUT_DETAIL
 
 namespace sprout {
 	namespace fixed {
 		namespace detail {
-			template<typename Iterator, typename Result, std::ptrdiff_t... Indexes, typename UnaryOperation>
-			SPROUT_CONSTEXPR inline typename sprout::fixed::result_of::algorithm<Result>::type transform_impl(
-				Iterator first,
-				Iterator last,
+			template<typename RandomAccessIterator, typename Result, typename UnaryOperation, std::ptrdiff_t... Indexes>
+			SPROUT_CONSTEXPR inline typename sprout::fixed::result_of::algorithm<Result>::type transform_impl_ra(
+				RandomAccessIterator first,
+				RandomAccessIterator last,
 				Result const& result,
-				sprout::index_tuple<Indexes...>,
 				UnaryOperation op,
+				sprout::index_tuple<Indexes...>,
 				typename sprout::fixed_container_traits<Result>::difference_type offset,
 				typename sprout::fixed_container_traits<Result>::size_type size,
 				typename sprout::fixed_container_traits<Result>::size_type input_size
@@ -34,39 +37,95 @@ namespace sprout {
 						)...
 					);
 			}
+			template<typename RandomAccessIterator, typename Result, typename UnaryOperation>
+			SPROUT_CONSTEXPR inline typename sprout::fixed::result_of::algorithm<Result>::type transform(
+				RandomAccessIterator first,
+				RandomAccessIterator last,
+				Result const& result,
+				UnaryOperation op,
+				std::random_access_iterator_tag*
+				)
+			{
+				return sprout::fixed::detail::transform_impl_ra(
+					first,
+					last,
+					result,
+					op,
+					typename sprout::index_range<0, sprout::fixed_container_traits<Result>::fixed_size>::type(),
+					sprout::fixed_begin_offset(result),
+					sprout::size(result),
+					NS_SSCRISK_CEL_OR_SPROUT_DETAIL::distance(first, last)
+					);
+			}
+			template<typename InputIterator, typename Result, typename UnaryOperation, typename... Args>
+			SPROUT_CONSTEXPR inline typename std::enable_if<
+				sprout::fixed_container_traits<Result>::fixed_size == sizeof...(Args),
+				typename sprout::fixed::result_of::algorithm<Result>::type
+			>::type transform_impl(
+				InputIterator first,
+				InputIterator last,
+				Result const& result,
+				UnaryOperation op,
+				typename sprout::fixed_container_traits<Result>::size_type size,
+				Args const&... args
+				)
+			{
+				return sprout::remake_clone<Result, Result>(result, sprout::size(result), args...);
+			}
+			template<typename InputIterator, typename Result, typename UnaryOperation, typename... Args>
+			SPROUT_CONSTEXPR inline typename std::enable_if<
+				sprout::fixed_container_traits<Result>::fixed_size != sizeof...(Args),
+				typename sprout::fixed::result_of::algorithm<Result>::type
+			>::type transform_impl(
+				InputIterator first,
+				InputIterator last,
+				Result const& result,
+				UnaryOperation op,
+				typename sprout::fixed_container_traits<Result>::size_type size,
+				Args const&... args
+				)
+			{
+				return first != last && sizeof...(Args) < size
+					? sprout::fixed::detail::transform_impl(sprout::next(first), last, result, op, size, args..., op(*first))
+					: sprout::detail::container_complate(result, args...)
+					;
+			}
+			template<typename InputIterator, typename Result, typename UnaryOperation>
+			SPROUT_CONSTEXPR inline typename sprout::fixed::result_of::algorithm<Result>::type transform(
+				InputIterator first,
+				InputIterator last,
+				Result const& result,
+				UnaryOperation op,
+				void*
+				)
+			{
+				return sprout::fixed::detail::transform_impl(first, last, result, op, sprout::size(result));
+			}
 		}	// namespace detail
 		//
 		// transform
 		//
-		template<typename Iterator, typename Result, typename UnaryOperation>
+		template<typename InputIterator, typename Result, typename UnaryOperation>
 		SPROUT_CONSTEXPR inline typename sprout::fixed::result_of::algorithm<Result>::type transform(
-			Iterator first,
-			Iterator last,
+			InputIterator first,
+			InputIterator last,
 			Result const& result,
 			UnaryOperation op
 			)
 		{
-			return sprout::fixed::detail::transform_impl(
-				first,
-				last,
-				result,
-				typename sprout::index_range<0, sprout::fixed_container_traits<Result>::fixed_size>::type(),
-				op,
-				sprout::fixed_begin_offset(result),
-				sprout::size(result),
-				NS_SSCRISK_CEL_OR_SPROUT_DETAIL::distance(first, last)
-				);
+			typedef typename std::iterator_traits<InputIterator>::iterator_category* category;
+			return sprout::fixed::detail::transform(first, last, result, op, category());
 		}
 
 		namespace detail {
-			template<typename Iterator1, typename Iterator2, typename Result, std::ptrdiff_t... Indexes, typename BinaryOperation>
-			SPROUT_CONSTEXPR inline typename sprout::fixed::result_of::algorithm<Result>::type transform_impl(
-				Iterator1 first1,
-				Iterator1 last1,
-				Iterator2 first2,
+			template<typename RandomAccessIterator1, typename RandomAccessIterator2, typename Result, typename BinaryOperation, std::ptrdiff_t... Indexes>
+			SPROUT_CONSTEXPR inline typename sprout::fixed::result_of::algorithm<Result>::type transform2_impl_ra(
+				RandomAccessIterator1 first1,
+				RandomAccessIterator1 last1,
+				RandomAccessIterator2 first2,
 				Result const& result,
-				sprout::index_tuple<Indexes...>,
 				BinaryOperation op,
+				sprout::index_tuple<Indexes...>,
 				typename sprout::fixed_container_traits<Result>::difference_type offset,
 				typename sprout::fixed_container_traits<Result>::size_type size,
 				typename sprout::fixed_container_traits<Result>::size_type input_size
@@ -81,30 +140,90 @@ namespace sprout {
 						)...
 					);
 			}
+			template<typename RandomAccessIterator1, typename RandomAccessIterator2, typename Result, typename BinaryOperation>
+			SPROUT_CONSTEXPR inline typename sprout::fixed::result_of::algorithm<Result>::type transform2(
+				RandomAccessIterator1 first1,
+				RandomAccessIterator1 last1,
+				RandomAccessIterator2 first2,
+				Result const& result,
+				BinaryOperation op,
+				std::random_access_iterator_tag*
+				)
+			{
+				return sprout::fixed::detail::transform2_impl_ra(
+					first1,
+					last1,
+					first2,
+					result,
+					op,
+					typename sprout::index_range<0, sprout::fixed_container_traits<Result>::fixed_size>::type(),
+					sprout::fixed_begin_offset(result),
+					sprout::size(result),
+					NS_SSCRISK_CEL_OR_SPROUT_DETAIL::distance(first1, last1)
+				);
+			}
+			template<typename InputIterator1, typename InputIterator2, typename Result, typename BinaryOperation, typename... Args>
+			SPROUT_CONSTEXPR inline typename std::enable_if<
+				sprout::fixed_container_traits<Result>::fixed_size == sizeof...(Args),
+				typename sprout::fixed::result_of::algorithm<Result>::type
+			>::type transform2_impl(
+				InputIterator1 first1,
+				InputIterator1 last1,
+				InputIterator2 first2,
+				Result const& result,
+				BinaryOperation op,
+				typename sprout::fixed_container_traits<Result>::size_type size,
+				Args const&... args
+				)
+			{
+				return sprout::remake_clone<Result, Result>(result, sprout::size(result), args...);
+			}
+			template<typename InputIterator1, typename InputIterator2, typename Result, typename BinaryOperation, typename... Args>
+			SPROUT_CONSTEXPR inline typename std::enable_if<
+				sprout::fixed_container_traits<Result>::fixed_size != sizeof...(Args),
+				typename sprout::fixed::result_of::algorithm<Result>::type
+			>::type transform2_impl(
+				InputIterator1 first1,
+				InputIterator1 last1,
+				InputIterator2 first2,
+				Result const& result,
+				BinaryOperation op,
+				typename sprout::fixed_container_traits<Result>::size_type size,
+				Args const&... args
+				)
+			{
+				return first1 != last1 && sizeof...(Args) < size
+					? sprout::fixed::detail::transform2_impl(sprout::next(first1), last1, sprout::next(first2), result, op, size, args..., op(*first1, *first2))
+					: sprout::detail::container_complate(result, args...)
+					;
+			}
+			template<typename InputIterator1, typename InputIterator2, typename Result, typename BinaryOperation>
+			SPROUT_CONSTEXPR inline typename sprout::fixed::result_of::algorithm<Result>::type transform2(
+				InputIterator1 first1,
+				InputIterator1 last1,
+				InputIterator2 first2,
+				Result const& result,
+				BinaryOperation op,
+				void*
+				)
+			{
+				return sprout::fixed::detail::transform2_impl(first1, last1, first2, result, op, sprout::size(result));
+			}
 		}	// namespace detail
 		//
 		// transform
 		//
-		template<typename Iterator1, typename Iterator2, typename Result, typename BinaryOperation>
+		template<typename InputIterator1, typename InputIterator2, typename Result, typename BinaryOperation>
 		SPROUT_CONSTEXPR inline typename sprout::fixed::result_of::algorithm<Result>::type transform(
-			Iterator1 first1,
-			Iterator1 last1,
-			Iterator2 first2,
+			InputIterator1 first1,
+			InputIterator1 last1,
+			InputIterator2 first2,
 			Result const& result,
 			BinaryOperation op
 			)
 		{
-			return sprout::fixed::detail::transform_impl(
-				first1,
-				last1,
-				first2,
-				result,
-				typename sprout::index_range<0, sprout::fixed_container_traits<Result>::fixed_size>::type(),
-				op,
-				sprout::fixed_begin_offset(result),
-				sprout::size(result),
-				NS_SSCRISK_CEL_OR_SPROUT_DETAIL::distance(first1, last1)
-			);
+			typedef typename std::iterator_traits<InputIterator1>::iterator_category* category;
+			return sprout::fixed::detail::transform2(first1, last1, first2, result, op, category());
 		}
 	}	// namespace fixed