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  1. even(C,N) :- C is N.
  2. write('even') :- C rem 2 =/= 0.
  3. write('odd') :- X rem 2 =:= 0.
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin
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?- even(X,5)
compilation info 
prog.pl:2:26: syntax error: . or operator expected after expression
prog.pl:3: fatal error: redefining built-in predicate write/1
compilation failed
stdout
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Standard output is empty
https://ideone.com/L5O4Z
language:
Prolog (gprolog 1.4.5)
created:
14 years ago
visibility:
public

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