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  1. %{
  2.   #include <stdio.h>
  3.   #include <string.h>
  4.   int i = 0;
  5. %}
  6.  
  7. %%
  8. ([a-z A-Z 0-9])*
  9. {i++;}
  10. "\n" {printf("%d\n", i); i = 0;}
  11.  
  12. %%
  13. int yywrap(void) {}
  14.  
  15. int main() {
  16.   yylex();
  17.   return 0;
  18. }
Success #stdin #stdout #stderr 0.02s 6944KB
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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/9Tf4Ws/prog:18:0: Syntax error: Unexpected end of file
ERROR: '$runtoplevel'/0: Undefined procedure: program/0
   Exception: (3) program ? EOF: exit
https://ideone.com/GBHbLu
language:
Prolog (swi 7.6.4)
created:
4 hours ago
visibility:
public

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