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+/*
+ Copyright (c) Marshall Clow 2008-2012.
+
+ 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)
+*/
+
+/// \file iota.hpp
+/// \brief Generate an increasing series
+/// \author Marshall Clow
+
+#ifndef BOOST_ALGORITHM_IOTA_HPP
+#define BOOST_ALGORITHM_IOTA_HPP
+
+#include <numeric>
+
+#include <boost/range/begin.hpp>
+#include <boost/range/end.hpp>
+
+namespace boost { namespace algorithm {
+
+#if __cplusplus >= 201103L
+// Use the C++11 versions of iota if it is available
+using std::iota; // Section 26.7.6
+#else
+/// \fn iota ( ForwardIterator first, ForwardIterator last, T value )
+/// \brief Generates an increasing sequence of values, and stores them in [first, last)
+///
+/// \param first The start of the input sequence
+/// \param last One past the end of the input sequence
+/// \param value The initial value of the sequence to be generated
+/// \note This function is part of the C++2011 standard library.
+/// We will use the standard one if it is available,
+/// otherwise we have our own implementation.
+template <typename ForwardIterator, typename T>
+void iota ( ForwardIterator first, ForwardIterator last, T value )
+{
+ for ( ; first != last; ++first, ++value )
+ *first = value;
+}
+#endif
+
+/// \fn iota ( Range &r, T value )
+/// \brief Generates an increasing sequence of values, and stores them in the input Range.
+///
+/// \param r The input range
+/// \param value The initial value of the sequence to be generated
+///
+template <typename Range, typename T>
+void iota ( Range &r, T value )
+{
+ boost::algorithm::iota (boost::begin(r), boost::end(r), value);
+}
+
+
+/// \fn iota_n ( OutputIterator out, T value, std::size_t n )
+/// \brief Generates an increasing sequence of values, and stores them in the input Range.
+///
+/// \param out An output iterator to write the results into
+/// \param value The initial value of the sequence to be generated
+/// \param n The number of items to write
+///
+template <typename OutputIterator, typename T>
+OutputIterator iota_n ( OutputIterator out, T value, std::size_t n )
+{
+ while ( n-- > 0 )
+ *out++ = value++;
+
+ return out;
+}
+
+}}
+
+#endif // BOOST_ALGORITHM_IOTA_HPP