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  1. %{
  2. 	#include<stdio.h>
  3. 	int v=0;
  4. 	int c=0;
  5.  
  6. %}
  7. %%
  8. [\n\t]+;
  9. {AEIOUaeiou] {v++};
  10. [A-Za-z] {c++};
  11. %%
  12. int main()
  13. {
  14. 	printf("enter the input string of vowels and consonants:\n");
  15. 	yylex();
  16. 	printf("no. of vowels=%d\n",v,c);
  17. 	}
  18. 	int yywrap();
  19. 	{
  20. 		return 1;
  21. 	}
  22. }
Success #stdin #stdout #stderr 0.02s 6812KB
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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/t12351/prog:22:0: Syntax error: Unexpected end of file
ERROR: '$runtoplevel'/0: Undefined procedure: program/0
   Exception: (3) program ? EOF: exit
https://ideone.com/CInDOk
language:
Prolog (swi 7.6.4)
created:
2 years ago
visibility:
public

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