Error Detection Based on Check Digit Schemes

// stdafx.h : include file for standard system include files,
//  or project specific include files that are used frequently, but
//      are changed infrequently
//

#if !defined(AFX_STDAFX_H__1ED56D54_93E7_4F01_B188_B642C42D25FB__INCLUDED_)
#define AFX_STDAFX_H__1ED56D54_93E7_4F01_B188_B642C42D25FB__INCLUDED_

#include <tchar.h>      // _T( )

#include <iostream>     // cin, cout, cerr
#include <sstream>      // new and improved
#include <string>       // string

using namespace std;

#ifdef UNICODE
#  define _tcout std::wcout
#  define _tcerr std::wcerr
#  define _tcin  std::wcin
#  define _tclog std::wclog
#else
#  define _tcout std::cout
#  define _tcerr std::cerr
#  define _tcin  std::cin
#  define _tclog std::clog
#endif

#ifdef UNICODE
#  define _tstringbuf     std::wstringbuf
#  define _tistringstream std::wistringstream
#  define _tostringstream std::wostringstream
#else
#  define _tstringbuf     std::stringbuf
#  define _tistringstream std::istringstream
#  define _tostringstream std::ostringstream
#endif

#ifdef UNICODE
#  define _tstring std::wstring
#else
#  define _tstring std::string
#endif

//{{AFX_INSERT_LOCATION}}
// Microsoft Visual C++ will insert additional declarations immediately before the previous line.

#endif // !defined(AFX_STDAFX_H__1ED56D54_93E7_4F01_B188_B642C42D25FB__INCLUDED_)