The problem is that you are reversing the string a few times. The following will do: (defun base8 (n) (let ((t8 (truncate n 8)) (m8 (mod n 8))) (if (= t8 0) (list m8) (append (base8 t8) (list m8))))) EDIT Here's a solution without append, using a helper function.
On average, a kidney weighs approximately 150 to 160 grams and, together, both kidneys weigh about 0.5 percent of total body weight. Usually, the left kidney is slightly larger than the right. These measurements and weights represent the typical ranges of a healthy, adult human kidney.
How much does a human lung weigh? An adult human lung weighs about 1.1 kilograms on the average. The left lung will weigh about 1.05 kg and the right lung weighs about 1.15 kg. The right lung has one more sectâ¦ion than the left lung making it slightly larger and heavier. 10 people found this useful.