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  1. predicates
  2.  t(integer)
  3. clauses
  4.  t(N):-
  5.   N<=0,!;
  6.   write("Hello, world!"),nl,
  7.   NN=N-1,
  8.   t(NN).
  9.  
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin
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Standard input is empty
compilation info 
prog.pl:2:2: syntax error: . or operator expected after expression
	1 error(s)
compilation failed
stdout
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Standard output is empty
https://ideone.com/yO8HfT
language:
Prolog (gprolog 1.4.5)
created:
4 years ago
visibility:
public

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