(defmacro mymachine (expr)
`(if ,(> expr 100000000)
nil
(progn
(print ,expr )
(mymachine ,(+ (* 10 expr)
expr )))))
( mymachine 9)
(defmacro mymachine (expr)
`(if ,(> expr 100000000)
nil
(progn
(print ,expr )
(mymachine ,(+ (* 10 expr)
expr )))))
( mymachine 9)