Wrong hint 1 and solution?

) I think I was quite tired when I wrote this! I don't have time to rewrite something now, if someone else would like to, please have a stab at a new solution!
David Kohler‎21:39, 25 March 2012

I changed the hint and the solution, please let me know what you guys think about it.

David Kohler‎20:30, 26 March 2012

much better, in fact, QG.

Bernhard Konrad‎02:19, 27 March 2012
 
 
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