Fixing formating in segments printing.

   namespace Algorithms {

      namespace Segments {

/**

 * \brief Print segments sizes, i.e. the segments setup.

 *

 * \tparam Segments is type of segments.

 * \param segments is an instance of segments.

 * \param str is output stream.

 * \return reference to the output stream.

 *

 * \par Example

 * \include Algorithms/Segments/SegmentsPrintingExample-1.cpp

 * \par Output

 * \include SegmentsPrintingExample-1.out

 */

template< typename Segments >

std::ostream& printSegments( const Segments& segments, std::ostream& str )

{

      if( segmentIdx < segmentsCount )

         str << ",";

   }

   str << " ] " << std::endl;

   str << " ] ";

   return str;

}

/**

 * \brief Print segments with related content.

 *

 * \tparam Segments is type of segments.

 * \tparam Fetch is a lambda function for reading related data.

 * \param segments is an instance of segments.

 * \param fetch is an instance of lambda function reading related data. It is supposed to defined as

 *

 * ```

 * auto fetch = [=] __cuda_callable__ ( IndexType globalIdx ) -> ValueType { return data_view[ globalIdx ]; };

 * ```

 *

 * \param str is output stream.

 * \return reference to the output stream.

 *

 * \par Example

 * \include Algorithms/Segments/SegmentsPrintingExample-2.cpp

 * \par Output

 * \include SegmentsPrintingExample-2.out

 */

template< typename Segments,

          typename Fetch >

std::ostream& printSegments( const Segments& segments, Fetch&& fetch, std::ostream& str )