99Problems

Solution (written in Erlang) to 99 Problems given on "https://sites.google.com/site/prologsite/prolog-problems".

1. lists : https://sites.google.com/site/prologsite/prolog-problems/1
2. arithmetic : https://sites.google.com/site/prologsite/prolog-problems/2

Notes:

1. "Let it crash" is followed (No unnecessary error handling).
2. "First - make it work" (Optimization is continuous).
3. I admit some code is really ugly.