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  1. %{
  2. #include<stdio.h>
  3. %}
  4.  
  5. %%
  6. [aAeEiIoOuU]{2}   { printf("ZZ"); }     /* Replace a pair of vowels with "ZZ" */
  7. [aAeEiIoOuU]{3,}  { printf("%s", yytext); }  /* Do not change if more than two vowels are present */
  8. .|\n              { printf("%s", yytext); }  /* Print all other characters as is */
  9. %%
  10.  
  11. int main(){
  12.     yylex();
  13.     return 0;
  14.  
Success #stdin #stdout #stderr 0.02s 6876KB
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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/IySGkZ/prog:13:13: Syntax error: Unexpected end of file
ERROR: '$runtoplevel'/0: Undefined procedure: program/0
   Exception: (3) program ? EOF: exit
https://ideone.com/V1KJkN
language:
Prolog (swi 7.6.4)
created:
1 year ago
visibility:
public

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