Ideone.com | Online Prolog Interpreter & Debugging Tool

language:	Prolog (gnu) (gprolog-1.3.1)
date:	109 days 10 hours ago
link:
visibility:	public private user's deleted

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1
odd(X) :- rem(X,2) is 1.

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# 2: show clone input 109 days 10 hours ago Success

input:

?- odd(2)

output:

GNU Prolog 1.3.1
By Daniel Diaz
Copyright (C) 1999-2009 Daniel Diaz
uncaught exception: error(syntax_error('user_input:1 (char:4) . or operator expected after expression'),read_term/3)

# 1: hide show clone input 109 days 10 hours ago Success

result: Success time: 0.02s memory: 68352 kB returned value: 0
input:
```
?- odd(1)
```
output:
```
GNU Prolog 1.3.1
By Daniel Diaz
Copyright (C) 1999-2009 Daniel Diaz
uncaught exception: error(syntax_error('user_input:1 (char:4) . or operator expected after expression'),read_term/3)
```

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