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  1. %{
  2. 	#include<stdio.h>
  3. 	int flag=0;
  4. %}
  5.  
  6. %%
  7. and |
  8. or |
  9. but |
  10. because |
  11. if |
  12. then |
  13. nevertheless  { flag=1; }
  14. .  ;
  15. \n  { return 0; }
  16. %%
  17.  
  18. int main()
  19. {
  20. 	printf("Enter the sentence:\n");
  21. 	yylex();
  22. 	if(flag==0)
  23. 		printf("Simple sentence\n");
  24. 	else
  25. 		printf("compound sentence\n");
  26. }
  27.  
  28. int yywrap( )
  29. {
  30. 	return 1;
  31. }
Success #stdin #stdout #stderr 0.02s 6800KB
comments (?)
stdin
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i m abc and def
stdout
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Standard output is empty
stderr
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ERROR: /home/ok2lJL/prog:2:9: Syntax error: Operator expected
ERROR: /home/ok2lJL/prog:31:0: Syntax error: Unexpected end of file
ERROR: '$runtoplevel'/0: Undefined procedure: program/0
   Exception: (3) program ? ERROR: Can't ignore goal at this port
ERROR: '$runtoplevel'/0: Undefined procedure: program/0
   Exception: (3) program ? EOF: exit
https://ideone.com/oo5WLB
language:
Prolog (swi 7.6.4)
created:
148 days ago
visibility:
public

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