Puzzle too difficult for Medium difficulty

[GoogleCodeExporter]

To solve puzzle #8 in the Medium puzzles, you have to use some advanced
solving techniques like X-Wing. Such puzzle should not be in folder with
medium difficulty.

Here's the puzzle:

---5----6
---87-3-2
27-3---81
----349--
793-5-614
--879----
92---3-57
5-6-87---
3----5---

Original issue reported on code.google.com by [email protected] on 20 Nov 2009 at 7:52