// SGI's rope class -*- C++ -*-

// Copyright (C) 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library.  This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 2, or (at your option)
// any later version.

// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING.  If not, write to the Free
// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
// USA.

// As a special exception, you may use this file as part of a free software
// library without restriction.  Specifically, if other files instantiate
// templates or use macros or inline functions from this file, or you compile
// this file and link it with other files to produce an executable, this
// file does not by itself cause the resulting executable to be covered by
// the GNU General Public License.  This exception does not however
// invalidate any other reasons why the executable file might be covered by
// the GNU General Public License.

/*
 * Copyright (c) 1997
 * Silicon Graphics Computer Systems, Inc.
 *
 * Permission to use, copy, modify, distribute and sell this software
 * and its documentation for any purpose is hereby granted without fee,
 * provided that the above copyright notice appear in all copies and
 * that both that copyright notice and this permission notice appear
 * in supporting documentation.  Silicon Graphics makes no
 * representations about the suitability of this software for any
 * purpose.  It is provided "as is" without express or implied warranty.
 */

/** @file ext/rope
 *  This file is a GNU extension to the Standard C++ Library (possibly
 *  containing extensions from the HP/SGI STL subset).  You should only
 *  include this header if you are using GCC 3 or later.
 */

#ifndef _ROPE
#define _ROPE 1

#include <bits/stl_algobase.h>
#include <bits/stl_construct.h>
#include <bits/stl_uninitialized.h>
#include <bits/stl_algo.h>
#include <bits/stl_function.h>
#include <bits/stl_numeric.h>
#include <bits/allocator.h>
#include <ext/hash_fun.h>

# ifdef __GC
#   define __GC_CONST const
# else
#   include <bits/gthr.h>
#   define __GC_CONST   // constant except for deallocation
# endif

#include <ext/memory> // For uninitialized_copy_n

namespace __gnu_cxx
{
using std::size_t;
using std::ptrdiff_t;
using std::allocator;
using std::iterator;
using std::reverse_iterator;
using std::_Destroy;

// The _S_eos function is used for those functions that
// convert to/from C-like strings to detect the end of the string.

// The end-of-C-string character.
// This is what the draft standard says it should be.
template <class _CharT>
inline _CharT _S_eos(_CharT*) { return _CharT(); }

// Test for basic character types.
// For basic character types leaves having a trailing eos.
template <class _CharT>
inline bool _S_is_basic_char_type(_CharT*) { return false; }
template <class _CharT>
inline bool _S_is_one_byte_char_type(_CharT*) { return false; }

inline bool _S_is_basic_char_type(char*) { return true; }
inline bool _S_is_one_byte_char_type(char*) { return true; }
inline bool _S_is_basic_char_type(wchar_t*) { return true; }

// Store an eos iff _CharT is a basic character type.
// Do not reference _S_eos if it isn't.
template <class _CharT>
inline void _S_cond_store_eos(_CharT&) {}

inline void _S_cond_store_eos(char& __c) { __c = 0; }
inline void _S_cond_store_eos(wchar_t& __c) { __c = 0; }

// char_producers are logically functions that generate a section of
// a string.  These can be convereted to ropes.  The resulting rope
// invokes the char_producer on demand.  This allows, for example,
// files to be viewed as ropes without reading the entire file.
template <class _CharT>
class char_producer {
    public:
        virtual ~char_producer() {};
        virtual void operator()(size_t __start_pos, size_t __len,
                                _CharT* __buffer) = 0;
        // Buffer should really be an arbitrary output iterator.
        // That way we could flatten directly into an ostream, etc.
        // This is thoroughly impossible, since iterator types don't
        // have runtime descriptions.
};

// Sequence buffers:
//
// Sequence must provide an append operation that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appending an entire array is cheaper if yotion that appends an
// array to the sequence.  Sequence buffers are useful only if
// appendin