title: Tips to solve problem #41 of project euler
body: <p>I'm trying to solve <a href="http://projecteuler.net/index.php?section=problems&amp;id=41" rel="nofollow noreferrer">Problem 41</a>of project Euler in Java, by  counting the number from 99888888 to 80000000(which took very long time :( ), I got 98765431 as an answer, but I'm getting that answer not correct. Could anyone please tell me the reason of not getting the correct answer and how can I speed my program?  </p>