S.I.L.O.S, 41 bytes
Never used S.I.L.O.S before, can probably be golfed more.can probably be golfed more.
EDIT: Looks like there was already a S.I.L.O.S answer, but it didn't show up on the leaderboard. But I'll keep this answer because it's shorter.
a=10
lblb
printLine **********
a-1
if a b