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  1. %{
  2. 	#include<stdio.h>
  3. %}
  4. %%
  5. 	[0-9]   {printf(“Digit”);}
  6. 	[a-zA-Z]  {printf(“Alphabet”);}
  7. 	.                  {printf(“Special Symbols”);}
  8. %%
  9. 	int main()
  10. 	{
  11. 		printf(“Enter symbol:”);
  12. 		yylex();
  13. 		return 0;
  14. 	}
  15. 	int yywrap()
  16. 	{
  17. 		return 1;
  18. 	}
  19.  
Success #stdin #stdout #stderr 0.03s 6836KB
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Standard input is empty
stdout
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Standard output is empty
stderr
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ERROR: /home/FNEyn5/prog:2:9: Syntax error: Operator expected
ERROR: /home/FNEyn5/prog:18:2: Syntax error: Unexpected end of file
ERROR: '$runtoplevel'/0: Undefined procedure: program/0
   Exception: (3) program ? EOF: exit
https://ideone.com/T0dO1o
language:
Prolog (swi 7.6.4)
created:
13 hours ago
visibility:
public

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