🚀 go-pugleaf

Dear Nicolas,

I have sat down for only three or four minutes and have defined the
predicates that answer all of the questions below.

My conclusion is that they are all answerable.

I hope that this help you.

Regards,
James M J Smith.

nicholas wrote in message <7as4t8$cjs$1@mawar.singnet.com.sg>...
>Hello everyone, I urgently need help on prolog programming in my
coursework.
>Please help me if possible!!
>
>The question is as below:
>
>1. Define a predicate int that takes three lists as arguments and return
Yes
>if and only if the first two lists have the same length and the third list
>is the same as the first two interleaved.
>For example, int ([1,2], [4,5], [1,4,2,5]) should return Yes.
>
>2. Explain how the predicate int, defined above, could be used to define a
>predicate even that returns Yes if and only if its argument is a list with
>even length.
>
>Define even in this manner and explain why the following does not correctly
>define a predicate odd that returns Yes if and only if its argument is a
>list of odd length:
>
>odd(X) :- not even(X).
>
>How could this be changed to correct the deficiencies.
>
>Please help me and e-mail me the answer for the above two questions. Thank
>you in advanced.
>
>Best Regards,
>Nicholas
>
>