%{
#include<stdio.h>
int w=0;  // Word count
int n=0;  // Number count
int l=0;  // Line count
int t=0;  // Tab count
int c=0;  // Character count
int s=0;  // Space count
%}
 
%%
 
[\n]+     { l++; }  // Count newlines (lines)
[0-9]+    { n++; }  // Count numbers
[a-zA-Z]+ { w++; }  // Count words (sequences of alphabetic characters)
[ \t]+    { t++; s++; } // Count spaces and tabs (combining space and tab counting)
.         { c++; }  // Count any other character (including spaces, punctuation, etc.)
 
%%
 
int main() {
    yylex();  // Start lexing the input
    printf("no. of words: %d\n", w);
    printf("no. of numbers: %d\n", n);
    printf("no. of lines: %d\n", l);
    printf("no. of tabs are: %d\n", t);
    printf("total no. of characters are: %d\n", c);
    printf("total spaces in input are: %d\n", s);
    return 0;
}
 

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