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  1. %{
  2. #include <stdio.h>
  3. %}
  4.  
  5. %%
  6.  
  7. [01]+      { printf("Binary Number: %s\n", yytext); }
  8. [^01\n]+   { printf("Not a Binary Number: %s\n", yytext); }
  9. \n         { /* Ignore newline characters */ }
  10.  
  11. %%
  12.  
  13. int main() {
  14.     printf("Enter input to identify binary numbers (Ctrl+D to stop):\n");
  15.     yylex();
  16.     return 0;
  17. }
  18.  
  19. int yywrap() {
  20.     return 1;
  21. }
Success #stdin #stdout #stderr 0.02s 6928KB
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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/eVmism/prog:21:0: Syntax error: Unexpected end of file
ERROR: '$runtoplevel'/0: Undefined procedure: program/0
   Exception: (3) program ? EOF: exit
https://ideone.com/seuaCs
language:
Prolog (swi 7.6.4)
created:
5 days ago
visibility:
public

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