%{
#include <stdio.h>
int word_count = 0;
int char_count = 0;
int line_count = 0;
%}
 
%%
\n                  { line_count++; }
[[:space:]]+        { char_count += yyleng; }
[a-zA-Z0-9]+        { word_count++; char_count += yyleng; }
.                   { char_count++; }
%%
 
int main() {
    yylex();  // Start scanning input
    printf("Lines: %d\n", line_count);
    printf("Words: %d\n", word_count);
    printf("Characters: %d\n", char_count);
    return 0;
}
 

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