%{#include <iostream.h>#include "RT.h"#include "gram.tab.h"%}ws		[ \t]+comment	#[^\n]*id		[a-zA-Z][a-zA-Z0-9]*nl		[\r\n]int             "-"?[0-9]+dubl		"-"?[0-9]+"."[0-9]+%%{ws}	;{comment} ;{dubl}	  { yylval.dbl = strtod((const char *)yytext, NULL);            return DBLCONST;          }{int}     { yylval.number = atoi((const char *)yytext);	    return INTCONST;	  }"(" |")" |"," |"<" |">" |"&" |"~" |"="  { return yytext[0]; }"<>" { return opNE; }"<=" { return opLE; }">=" { return opGE; }create		{ return CREATE; }open            { return OPEN; }close           { return CLOSE; }drop		{ return DROP; }insert		{ return INSERT; }delete          { return DELETE; }select          { return SELECT; }debug           { return DEBUG; }dump            { return DUMP; }help            { return HELP; }from            { return FROM; }and             { return AND; }or              { return OR; }not             { return NOT; }where		{ return WHERE; }quit		{ return QUIT; }{id}	        { yylval.string = strdup((const char *)yytext); return ID; }{nl}		{ return NL; }<<EOF>>         { yyterminate(); }.		{ cerr << "Lexical error in input string: invalid character\n";		  return ERROR; }%%