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  1. %{
  2. int i=0;
  3. %}
  4. %%
  5. [a-z A-Z 0-9] {i++;}
  6. %%
  7. int yywrap(){}
  8. int main()
  9. {
  10.  printf(" Enter the string:");
  11.  yylex();
  12.  printf("The number of character present in string are : %d\n" , i);
  13.  retrurn 0;
  14. 	}
  15.  
  16.  
Success #stdin #stdout #stderr 0.02s 6936KB
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stdout
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Standard output is empty
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ERROR: /home/VbFNSc/prog:15:1: Syntax error: Unexpected end of file
ERROR: '$runtoplevel'/0: Undefined procedure: program/0
   Exception: (3) program ? EOF: exit
https://ideone.com/HfWUjy
language:
Prolog (swi 7.6.4)
created:
1 year ago
visibility:
public

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