19.Countdown(1)

-- HUMAN RESOURCE MACHINE PROGRAM --

    JUMP     d
a:
b:
c:
    OUTBOX
d:
    INBOX
    JUMPZ    b
    COPYTO   0
    JUMPN    f
e:
    OUTBOX
    BUMPDN   0
    JUMPZ    c
    JUMP     e
f:
g:
    OUTBOX
    BUMPUP   0
    JUMPZ    a
    JUMP     g

-- Size Challenge 14/10 --
-- Speed Challenge 79/82 --