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  1. fac(0,1):-!.
  2. fac(N,Nfac) :-
  3. N>0,
  4. M is N-1,
  5. fac(M, Mfac)
  6. Nfac is N*Mfac.
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin 
?- fac(5,X)
compilation info 
prog.pl:6:1: syntax error: . or operator expected after expression
	1 error(s)
compilation failed
stdout 
Standard output is empty
https://ideone.com/PKmgl
language:
Prolog (gprolog 1.4.5)
created:
14 years ago
visibility:
public

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