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  1. :- set_prolog_flag(verbose,silent).
  2. :- prompt(_, '').
  3. :- use_module(library(readutil)).
  4.  
  5. person(bob,42).
  6. person(jeff,12).
  7. person(adam,23).
  8.  
  9. main:-
  10. 	process,
  11. 	halt.
  12.  
  13. process:-
  14. 	person(X,AgeX), forall(person(Y,AgeY), X=Y;AgeX<AgeY), write(X),
  15. 	true.
  16.  
  17. :- main.
Success #stdin #stdout 0.04s 7424KB
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Standard input is empty
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jeff
https://ideone.com/9hYDdt
language:
Prolog (swi 7.6.4)
created:
9 years ago
visibility:
public

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