(loop for i from 1 to 10
do (write i)
if (zerop (mod i 5))
do (terpri)
else
do (write-string ", "))
(loop for i from 1 to 10 do
(block continue
(write i)
(when (zerop (mod i 5))
(terpri)
(return-from continue))
(write-string ", ")))