// string standard header

#if     _MSC_VER > 1000 /*IFSTRIP=IGN*/
#pragma once
#endif

#ifndef _STRING_
#define _STRING_
#include <istream>

#ifdef  _MSC_VER
#pragma pack(push,8)
#endif  /* _MSC_VER */
_STD_BEGIN
        // basic_string TEMPLATE OPERATORS
template<class _E, class _Tr, class _A> inline
    basic_string<_E, _Tr, _A> __cdecl operator+(
        const basic_string<_E, _Tr, _A>& _L,
        const basic_string<_E, _Tr, _A>& _R)
    {return (basic_string<_E, _Tr, _A>(_L) += _R); }
template<class _E, class _Tr, class _A> inline
    basic_string<_E, _Tr, _A> __cdecl operator+(const _E *_L,
        const basic_string<_E, _Tr, _A>& _R)
    {return (basic_string<_E, _Tr, _A>(_L) += _R); }
template<class _E, class _Tr, class _A> inline
    basic_string<_E, _Tr, _A> __cdecl operator+(
        const _E _L, const basic_string<_E, _Tr, _A>& _R)
    {return (basic_string<_E, _Tr, _A>(1, _L) += _R); }
template<class _E, class _Tr, class _A> inline
    basic_string<_E, _Tr, _A> __cdecl operator+(
        const basic_string<_E, _Tr, _A>& _L,
        const _E *_R)
    {return (basic_string<_E, _Tr, _A>(_L) += _R); }
template<class _E, class _Tr, class _A> inline
    basic_string<_E, _Tr, _A> __cdecl operator+(
        const basic_string<_E, _Tr, _A>& _L, const _E _R)
    {return (basic_string<_E, _Tr, _A>(_L) += _R); }
template<class _E, class _Tr, class _A> inline
    bool __cdecl operator==(const basic_string<_E, _Tr, _A>& _L,
        const basic_string<_E, _Tr, _A>& _R)
    {return (_L.compare(_R) == 0); }
template<class _E, class _Tr, class _A> inline
    bool __cdecl operator==(const _E * _L,
        const basic_string<_E, _Tr, _A>& _R)
    {return (_R.compare(_L) == 0); }
template<class _E, class _Tr, class _A> inline
    bool __cdecl operator==(const basic_string<_E, _Tr, _A>& _L,
        const _E *_R)
    {return (_L.compare(_R) == 0); }
template<class _E, class _Tr, class _A> inline
    bool __cdecl operator!=(const basic_string<_E, _Tr, _A>& _L,
        const basic_string<_E, _Tr, _A>& _R)
    {return (!(_L == _R)); }
template<class _E, class _Tr, class _A> inline
    bool __cdecl operator!=(const _E *_L,
        const basic_string<_E, _Tr, _A>& _R)
    {return (!(_L == _R)); }
template<class _E, class _Tr, class _A> inline
    bool __cdecl operator!=(const basic_string<_E, _Tr, _A>& _L,
        const _E *_R)
    {return (!(_L == _R)); }
template<class _E, class _Tr, class _A> inline
    bool __cdecl operator<(const basic_string<_E, _Tr, _A>& _L,
        const basic_string<_E, _Tr, _A>& _R)
    {return (_L.compare(_R) < 0); }
template<class _E, class _Tr, class _A> inline
    bool __cdecl operator<(const _E * _L,
        const basic_string<_E, _Tr, _A>& _R)
    {return (_R.compare(_L) > 0); }
template<class _E, class _Tr, class _A> inline
    bool __cdecl operator<(const basic_string<_E, _Tr, _A>& _L,
        const _E *_R)
    {return (_L.compare(_R) < 0); }
template<class _E, class _Tr, class _A> inline
    bool __cdecl operator>(const basic_string<_E, _Tr, _A>& _L,
        const basic_string<_E, _Tr, _A>& _R)
    {return (_R < _L); }
template<class _E, class _Tr, class _A> inline
    bool __cdecl operator>(const _E * _L,
        const basic_string<_E, _Tr, _A>& _R)
    {return (_R < _L); }
template<class _E, class _Tr, class _A> inline
    bool __cdecl operator>(const basic_string<_E, _Tr, _A>& _L,
        const _E *_R)
    {return (_R < _L); }
template<class _E, class _Tr, class _A> inline
    bool __cdecl operator<=(const basic_string<_E, _Tr, _A>& _L,
        const basic_string<_E, _Tr, _A>& _R)
    {return (!(_R < _L)); }
template<class _E, class _Tr, class _A> inline
    bool __cdecl operator<=(const _E * _L,
        const basic_string<_E, _Tr, _A>& _R)
    {return (!(_R < _L)); }
template<class _E, class _Tr, class _A> inline
    bool __cdecl operator<=(const basic_string<_E, _Tr, _A>& _L,
        const _E *_R)
    {return (!(_R < _L)); }
template<class _E, class _Tr, class _A> inline
    bool __cdecl operator>=(const basic_string<_E, _Tr, _A>& _L,
        const basic_string<_E, _Tr, _A>& _R)
    {return (!(_L < _R)); }
template<class _E, class _Tr, class _A> inline
    bool __cdecl operator>=(const _E * _L,
        const basic_string<_E, _Tr, _A>& _R)
    {return (!(_L < _R)); }
template<class _E, class _Tr, class _A> inline
    bool __cdecl operator>=(const basic_string<_E, _Tr, _A>& _L,
        const _E *_R)
    {return (!(_L < _R)); }
        // basic_string INSERTERS AND EXTRACTORS
template<class _E, class _Tr, class _A> inline
    basic_istream<_E, _Tr>& __cdecl operator>>(
        basic_istream<_E, _Tr>& _I,
        basic_string<_E, _Tr, _A>& _X)
    {typedef ctype<_E> _Ctype;
    typedef basic_istream<_E, _Tr> _Myis;
    ios_base::iostate _St = ios_base::goodbit;
    bool _Chg = false;
    _X.erase();
    const _Myis::sentry _Ok(_I);
    if (_Ok)
        {const _Ctype& _Fac = _USE(_I.getloc(), _Ctype);
        _TRY_IO_BEGIN
        _A::size_type _N = 0 < _I.width()
            && _I.width() < _X.max_size()
                ? _I.width() : _X.max_size();
        _Tr::int_type _C = _I.rdbuf()->sgetc();
        for (; 0 < --_N; _C = _I.rdbuf()->snextc())
            if(_Tr::eq_int_type(_Tr::eof(), _C))
                {_St |= ios_base::eofbit;
                break; }
            else if (_Fac.is(_Ctype::space,
                _Tr::to_char_type(_C)))
                break;
            else
                {_X.append(1, _Tr::to_char_type(_C));
                _Chg = true; }
        _CATCH_IO_(_I); }
    _I.width(0);
    if (!_Chg)
        _St |= ios_base::failbit;
    _I.setstate(_St);
    return (_I); }
template<class _E, class _Tr, class _A> inline
    basic_istream<_E, _Tr>& __cdecl getline(basic_istream<_E, _Tr>& _I,
        basic_string<_E, _Tr, _A>& _X)
    {return (getline(_I, _X, _I.widen('\n'))); }
template<class _E, class _Tr, class _A> inline
    basic_istream<_E, _Tr>& __cdecl getline(basic_istream<_E, _Tr>& _I,
        basic_string<_E, _Tr, _A>& _X, const _E _D)
    {typedef basic_istream<_E, _Tr> _Myis;
    ios_base::iostate _St = ios_base::goodbit;
    bool _Chg = false;
    _X.erase();
    const _Myis::sentry _Ok(_I, true);
    if (_Ok)
        {_TRY_IO_BEGIN
        _Tr::int_type _C = _I.rdbuf()->sgetc();
        for (; ; _C = _I.rdbuf()->snextc())
            if (_Tr::eq_int_type(_Tr::eof(), _C))
                {_St |= ios_base::eofbit;
                break; }
            else if (_Tr::eq((_E)_C, _D))
                {_Chg = true;
                _I.rdbuf()->snextc();
                break; }
            else if (_X.max_size() <= _X.size())
                {_St |= ios_base::failbit;
                break; }
            else
                _X += _Tr::to_char_type(_C), _Chg = true;
        _CATCH_IO_(_I); }
    if (!_Chg)
        _St |= ios_base::failbit;
    _I.setstate(_St);
    return (_I); }
template<class _E, class _Tr, class _A> inline
    basic_ostream<_E, _Tr>& __cdecl operator<<(