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  1. %{
  2. #include <stdlib.h>
  3. #include <stdio.h>
  4. int count = 0;
  5. %}
  6.  
  7. %%
  8. [0-9]+ { int no = atoi(yytext);
  9. 	printf("%x",no);
  10. 	count++;
  11.       }
  12. [\n]      return 0;
  13. %%
  14.  
  15. int main(void){
  16. 	printf("Enter any number(s) to be converted to hexadecimal:\n");
  17. 	yylex();
  18. 	printf("\n");
  19. 	return 0;
  20. }
Success #stdin #stdout #stderr 0.02s 6856KB
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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/bzVxoy/prog:20:0: Syntax error: Unexpected end of file
ERROR: '$runtoplevel'/0: Undefined procedure: program/0
   Exception: (3) program ? EOF: exit
https://ideone.com/nJ5Xxc
language:
Prolog (swi 7.6.4)
created:
1 year ago
visibility:
public

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