title: Sum of even, product of odd numbers in Prolog
body: <p>I have a list of numbers, I need to calculate the sum of the even numbers of the list and the product of the odd numbers of the same list. I'm new in Prolog, and my searches so far weren't successful. Can anyone help me solve it ?</p>
  
  
  
  <pre class="lang-erlang prettyprint-override"><code>l_odd_even([]). 
  l_odd_even([H|T], Odd, [H|Etail]) :-
      H rem 2 =:=0,
      split(T, Odd, Etail). 
  l_odd_even([H|T], [H|Otail], Even) :-
      H rem 2 =:=1,
      split(T, Otail, Even).
  </code></pre>