<hppavilion[2]> le/rn hppavilion/hppavilion is the generator including, but not limited to, hppavilion[1], hppavilion[2], and hppavilion[42]. hppavilion is of length 37-42i-28j+4k-28ij+38ik+62jk+20ijk

#!/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