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  1. %{
  2.   #include<stdio.h>
  3.   int line=0,word=0,ch=0;
  4. %}
  5.  
  6. %%
  7. [a-z|A-Z\0-9]{ch++;}
  8. " "{word++;}
  9. "\n"{line++;word++;}
  10. .{}
  11. %%
  12. int main(int argc,char*argv[]){
  13.   yylex();
  14.   printf("Line count: %d\n",line);
  15.   printf("Word Count: %d\n",word);
  16.   printf("Character count: %d\n",ch);
  17.   return 0;
  18. }
Success #stdin #stdout #stderr 0.02s 7020KB
comments (?)
stdin 
Standard input is empty
stdout 
Standard output is empty
stderr 
ERROR: /home/rY8lzW/prog:18:0: Syntax error: Unexpected end of file
ERROR: '$runtoplevel'/0: Undefined procedure: program/0
   Exception: (3) program ? EOF: exit
https://ideone.com/bf6VQq
language:
Prolog (swi 7.6.4)
created:
2 years ago
visibility:
public

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