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  1. %{
  2. #include <stdio.h>
  3. int yywrap(void) { return 1; }   /* Prevents the undefined reference error */
  4. %}
  5.  
  6. %%
  7. abe     { printf("ABC"); }
  8. .       { ECHO; }
  9. \n      { ECHO; }
  10. %%
  11.  
  12. int main()
  13. {
  14.     printf("Enter the input string:\n");
  15.     yylex();
  16.     return 0;
  17. }
  18.  
  19.  
Success #stdin #stdout #stderr 0.04s 6872KB
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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/MxjgOc/prog:2:1: Syntax error: Operator expected
ERROR: /home/MxjgOc/prog:18:0: Syntax error: Unexpected end of file
ERROR: '$runtoplevel'/0: Undefined procedure: program/0
   Exception: (3) program ? EOF: exit
https://ideone.com/SZm2VT
language:
Prolog (swi 7.6.4)
created:
10 hours ago
visibility:
public

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