by consequence
#300 was post #400
#300 was the final in page #20
currently this thread reached 23 pages and 442 posts
(442-400)+(400-300)-(23-20)=139
The winner is
#139the winner has
2 days to claim the
1 btc.
if you find that the winner is a scammer let me knowAll who posted before and after #300 will have double chance, if I made another lottery and next time the winner number will be announced at the beginnig using SHA to hide it.