%{
#include <stdio.h>
%}
 
%%
 
[0-9]+                { printf("Number: %s\n", yytext); }
 
#[^\n]*               { printf("Comment: %s\n", yytext); }
 
\"[^\"]*\"            { printf("Text String: %s\n", yytext); }
 
[A-Za-z_][A-Za-z0-9_]* { printf("Identifier/Command: %s\n", yytext); }
 
[ \t\n,]+             { /* ignore whitespace, commas, tabs, and newlines */ }
 
.                     { printf("Unknown Token: %s\n", yytext); }
 
%%
 
int main(void)
{
    printf("Enter your input sequence:\n");
    yylex();
    return 0;
}
 

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