kk.l

lex files for given decription used as assignment in compiler design

%{
#include<stdio.h>
%}

%%

[\t ]+
ss
is |
am |
are |
were |
was |
be |
being |
been |
do |
does |
did |
will |
would |
should |
can |
could |
has |
have |
had |
go { printf("%s: The given word is the verb\n",yytext);}

a |
an |
the  { printf("%s: The given word is article\n",yytext);}

[a-zA-Z]+ { printf("%s: The given word is neither verb nor article\n",yytext);}

.|\n  {ECHO;}

%%
main()
{
	yylex();
}