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  1. lex_by_file( FileName ) :-
  2. 	get_input_from_file( FileName, TokenList ),
  3. 	lex( TokenList, OutputList ),
  4. 	%write_output( OutputList ), !.
  5. 	maplist(writeln,OutputList),!.
  6.  
  7. %% atom_number(atom, number)
  8. %{
  9. #include<stdio.h>
  10. %}
  11.  
  12. %%
  13. [1*001+01*]+] {printf("valid");}
  14.  
  15. .* {printf("invalid"); }
  16. %%
  17.  
  18.  
  19. int main()
  20.  { 
  21.    printf("\n Enter the input");
  22.   yylex();
  23.   return 0;
  24.  }
Success #stdin #stdout #stderr 0.04s 6984KB
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stdin
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10010
stdout
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Standard output is empty
stderr
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ERROR: /home/RHLMUE/prog:24:1: Syntax error: Unexpected end of file
ERROR: '$runtoplevel'/0: Undefined procedure: program/0
   Exception: (3) program ? EOF: exit
https://ideone.com/icoRvf
language:
Prolog (swi 7.6.4)
created:
1 year ago
visibility:
public

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