<elliott> addquote <ais523> Phantom_Hoover: my department teaches prolog, to second years I think <ais523> some people choose it because it isn\'t ocaml, and then are disappointed to find it has lists

#!/usr/bin/env lua

math.randomseed(os.time())
W={}
for i,a in ipairs(arg) do
   for w in a:gmatch("[^%s]+") do
      table.insert(W, w)
   end
end
if #W>0 then
   print(W[math.random(#W)])
end