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 // Standard iostream objects -*- C++ -*-  | 
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 // Copyright (C) 1997-2015 Free Software Foundation, Inc.  | 
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 //  | 
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 // This file is part of the GNU ISO C++ Library.  This library is free  | 
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 // software; you can redistribute it and/or modify it under the  | 
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 // terms of the GNU General Public License as published by the  | 
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 // Free Software Foundation; either version 3, or (at your option)  | 
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 // any later version.  | 
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 // This library is distributed in the hope that it will be useful,  | 
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 // but WITHOUT ANY WARRANTY; without even the implied warranty of  | 
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 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the  | 
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 // GNU General Public License for more details.  | 
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 // Under Section 7 of GPL version 3, you are granted additional  | 
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 // permissions described in the GCC Runtime Library Exception, version  | 
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 // 3.1, as published by the Free Software Foundation.  | 
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 // You should have received a copy of the GNU General Public License and  | 
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 // a copy of the GCC Runtime Library Exception along with this program;  | 
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 // see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see  | 
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 // .  | 
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 /** @file include/iostream  | 
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  *  This is a Standard C++ Library header.  | 
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  */  | 
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 // ISO C++ 14882: 27.3  Standard iostream objects  | 
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 #ifndef _GLIBCXX_IOSTREAM  | 
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 #define _GLIBCXX_IOSTREAM 1  | 
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 #pragma GCC system_header  | 
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 #include   | 
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 #include   | 
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 #include   | 
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 namespace std _GLIBCXX_VISIBILITY(default)  | 
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 {  | 
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 _GLIBCXX_BEGIN_NAMESPACE_VERSION  | 
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    *  @name Standard Stream Objects  | 
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    *  | 
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    *  The <iostream> header declares the eight standard stream  | 
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    *  objects.  For other declarations, see  | 
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    *  http://gcc.gnu.org/onlinedocs/libstdc++/manual/io.html  | 
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    *  and the @link iosfwd I/O forward declarations @endlink  | 
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    *  | 
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    *  They are required by default to cooperate with the global C  | 
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    *  library's @c FILE streams, and to be available during program  | 
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    *  startup and termination. For more information, see the section of the  | 
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    *  manual linked to above.  | 
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   */  | 
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   //@{  | 
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   extern istream cin;		/// Linked to standard input  | 
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   extern ostream cout;		/// Linked to standard output  | 
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   extern ostream cerr;		/// Linked to standard error (unbuffered)  | 
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   extern ostream clog;		/// Linked to standard error (buffered)  | 
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 #ifdef _GLIBCXX_USE_WCHAR_T  | 
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   extern wistream wcin;		/// Linked to standard input  | 
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   extern wostream wcout;	/// Linked to standard output  | 
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   extern wostream wcerr;	/// Linked to standard error (unbuffered)  | 
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   extern wostream wclog;	/// Linked to standard error (buffered)  | 
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 #endif  | 
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   //@}  | 
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   // For construction of filebuffers for cout, cin, cerr, clog et. al.  | 
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35
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   static ios_base::Init __ioinit;  | 
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 _GLIBCXX_END_NAMESPACE_VERSION  | 
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77
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 } // namespace  | 
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 #endif /* _GLIBCXX_IOSTREAM */  |