%{
#include <stdio.h>
int alphabets = 0, digits = 0;
%}
 
%%
[0-9]               { digits++; }
[A-Za-z]            { alphabets++; }
.                   { printf("%s is invalid\n", yytext); }
\n                  {
                       printf("Alphabets: %d\n", alphabets);
                       printf("Digits: %d\n", digits);
                       alphabets = digits = 0;
                    }
%%
 
int main() {
    yylex();
    return 0;
}
 
int yywrap() {
    return 1;
}
 

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