%{
#include <stdio.h>
%}
 
%%
"+"|"-"|"*"|"/"|"%"        { printf("Arithmetic Operator: %s\n", yytext); }
 
"=="|"!="|">"|"<"|">="|"<="   { printf("Relational Operator: %s\n", yytext); }
 
"&&"|"||"|"!"             { printf("Logical Operator: %s\n", yytext); }
 
[ \t\n]+                  ;   /* Ignore whitespace */
 
.                         { printf("Invalid Input: %s\n", yytext); }
%%
 
int main() {
    printf("Enter operators:\n");
    yylex();
    return 0;
}
 
int yywrap() {
    return 1;
}

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