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  1. %{
  2.     #include <stdio.h>
  3.     int char_count = 0;
  4.     int line_count = 0;
  5. %}
  6.  
  7. %%
  8. \n      { line_count++; }
  9. .       { char_count++; }
  10. %%
  11.  
  12. int main() {
  13.     yylex();
  14.     printf("Total Characters: %d\n", char_count);
  15.     printf("Total Lines: %d\n", line_count);
  16.     return 0;
  17. }
  18.  
  19. int yywrap() {
  20.     return 1;
  21. }
Success #stdin #stdout #stderr 0.02s 6916KB
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stdin
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Standard input is empty
stdout
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Standard output is empty
stderr
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ERROR: /home/HdRzWS/prog:2:5: Syntax error: Operator expected
ERROR: /home/HdRzWS/prog:21:0: Syntax error: Unexpected end of file
ERROR: '$runtoplevel'/0: Undefined procedure: program/0
   Exception: (3) program ? EOF: exit
https://ideone.com/tLWDik
language:
Prolog (swi 7.6.4)
created:
2 days ago
visibility:
public

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