/*?A?lexical?scanner?generated?by?flex?*/

/*?Scanner?skeleton?version:
?*?$Header:?/home/daffy/u0/vern/flex/RCS/flex.sklv?2.85?95/04/24?10:48:47?vern?Exp?$
?*/

#define?FLEX_SCANNER
#define?YY_FLEX_MAJOR_VERSION?2
#define?YY_FLEX_MINOR_VERSION?5

#include?


/*?cfront?1.2?defines?“c_plusplus“?instead?of?“__cplusplus“?*/
#ifdef?c_plusplus
#ifndef?__cplusplus
#define?__cplusplus
#endif
#endif


#ifdef?__cplusplus

#include?
#include?

/*?Use?prototypes?in?function?declarations.?*/
#define?YY_USE_PROTOS

/*?The?“const“?storage-class-modifier?is?valid.?*/
#define?YY_USE_CONST

#else	/*?!?__cplusplus?*/

#if?__STDC__

#define?YY_USE_PROTOS
#define?YY_USE_CONST

#endif	/*?__STDC__?*/
#endif	/*?!?__cplusplus?*/

#ifdef?__TURBOC__
?#pragma?warn?-rch
?#pragma?warn?-use
#include?
#include?
#define?YY_USE_CONST
#define?YY_USE_PROTOS
#endif

#ifdef?YY_USE_CONST
#define?yyconst?const
#else
#define?yyconst
#endif


#ifdef?YY_USE_PROTOS
#define?YY_PROTO（proto）?proto
#else
#define?YY_PROTO（proto）?（）
#endif

/*?Returned?upon?end-of-file.?*/
#define?YY_NULL?0

/*?Promotes?a?possibly?negative?possibly?signed?char?to?an?unsigned
?*?integer?for?use?as?an?array?index.??If?the?signed?char?is?negative
?*?we?want?to?instead?treat?it?as?an?8-bit?unsigned?char?hence?the
?*?double?cast.
?*/
#define?YY_SC_TO_UI（c）?（（unsigned?int）?（unsigned?char）?c）

/*?Enter?a?start?condition.??This?macro?really?ought?to?take?a?parameter
?*?but?we?do?it?the?disgusting?crufty?way?forced?on?us?by?the?（）-less
?*?definition?of?BEGIN.
?*/
#define?BEGIN?yy_start?=?1?+?2?*

/*?Translate?the?current?start?state?into?a?value?that?can?be?later?handed
?*?to?BEGIN?to?return?to?the?state.??The?YYSTATE?alias?is?for?lex
?*?compatibility.
?*/
#define?YY_START?（（yy_start?-?1）?/?2）
#define?YYSTATE?YY_START

/*?Action?number?for?EOF?rule?of?a?given?start?state.?*/
#define?YY_STATE_EOF（state）?（YY_END_OF_BUFFER?+?state?+?1）

/*?Special?action?meaning?“start?processing?a?new?file“.?*/
#define?YY_NEW_FILE?yyrestart（?yyin?）

#define?YY_END_OF_BUFFER_CHAR?0

/*?Size?of?default?input?buffer.?*/
#define?YY_BUF_SIZE?16384

typedef?struct?yy_buffer_state?*YY_BUFFER_STATE;

extern?int?yyleng;
extern?FILE?*yyin?*yyout;

#define?EOB_ACT_CONTINUE_SCAN?0
#define?EOB_ACT_END_OF_FILE?1
#define?EOB_ACT_LAST_MATCH?2

/*?The?funky?do-while?in?the?following?#define?is?used?to?turn?the?definition
?*?int?a?single?C?statement?（which?needs?a?semi-colon?terminator）.??This
?*?avoids?problems?with?code?like:
?*
?*?	if?（?condition_holds?）
?*		yyless（?5?）;
?*	else
?*		do_something_else（）;
?*
?*?Prior?to?using?the?do-while?the?compiler?would?get?upset?at?the
?*?“else“?because?it?interpreted?the?“if“?statement?as?being?all
?*?done?when?it?reached?the?‘;‘?after?the?yyless（）?call.
?*/

/*?Return?all?but?the?first?‘n‘?matched?characters?back?to?the?input?stream.?*/

#defin

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2016-01-08?19:49??實驗4\
?????目錄???????????0??2015-11-29?10:05??實驗4\Debug\
?????文件??????213071??2015-11-29?10:05??實驗4\Debug\expr.exe
?????文件??????254496??2015-11-29?10:05??實驗4\Debug\expr.ilk
?????文件??????157340??2015-11-29?10:05??實驗4\Debug\expr.pch
?????文件??????508928??2015-11-29?10:05??實驗4\Debug\expr.pdb
?????文件???????41984??2015-11-29?10:05??實驗4\Debug\vc60.idb
?????文件???????53248??2015-11-29?10:05??實驗4\Debug\vc60.pdb
?????文件???????44803??2015-11-29?10:05??實驗4\Debug\y.tab.obj
?????文件????????4259??2015-11-29?10:04??實驗4\expr.dsp
?????文件?????????516??2015-11-29?10:04??實驗4\expr.dsw
?????文件????????1435??2015-11-29?10:04??實驗4\expr.l
?????文件???????58368??2015-11-29?10:04??實驗4\expr.ncb
?????文件???????48640??2015-11-29?10:04??實驗4\expr.opt
?????文件?????????880??2015-11-29?10:04??實驗4\expr.plg
?????文件??????????73??2015-11-29?10:04??實驗4\expr.txt
?????文件????????2153??2015-11-29?10:04??實驗4\expr.y
?????文件??????181294??2015-11-29?10:04??實驗4\flex.exe
?????文件???????40467??2015-11-29?10:04??實驗4\lex.yy.c
?????文件???????14420??2015-11-29?10:04??實驗4\y.tab.c
?????文件??????114688??2015-11-29?10:04??實驗4\YACC.EXE
?????文件???????38400??2015-11-29?10:04??實驗4\實驗4?用YACC實現語法分析器.doc
?????文件??????216027??2015-11-29?10:04??實驗4\實驗4.docx