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  1. :- set_prolog_flag(verbose,silent).
  2. :- prompt(_, '').
  3. :- use_module(library(readutil)).
  4.  
  5. pair_list([], []).
  6. pair_list([E,Z|X],[[E,Z]|Y]):-pair_list(X,Y).
  7.  
  8. main:-
  9. 	process,
  10. 	halt.
  11.  
  12. process:-
  13. 	pair_list([1,2, 3, 4, 5, 6], X),
  14. 	write(X),
  15. 	true.
  16.  
  17. :- main.
Success #stdin #stdout 0.04s 5968KB
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stdin
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Standard input is empty
stdout
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[[1,2],[3,4],[5,6]]
https://ideone.com/gw2tO8
language:
Prolog (swi 7.6.4)
created:
7 years ago
visibility:
public

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