(
(mkbf r7)
(:r)(ld r0 @cin (eof? (j :q)))
(ld @cout r0)
(cmp r0 '\n' (eq? (j :q)))
(bfpush @r7 r0)
(j :r)
(:q)(bfpop @cout @r7 (nem? (j :q)))
(ld @cout '\n')
)
