Short 8 queens solution

From	"WJ" <w_a_x_man@yahoo.com>
Newsgroups	comp.lang.ruby
Subject	Short 8 queens solution
Date	2015-12-28 22:23 +0000
Organization	A noiseless patient Spider
Message-ID	<n5scpp$qga$1@dont-email.me> (permalink)

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(0..7).to_a.permutation{|b|
  p b if [:+,:-].all?{|op| 8==b.each_with_index.map(&op).uniq.size}}

[0, 4, 7, 5, 2, 6, 1, 3]
[0, 5, 7, 2, 6, 3, 1, 4]
[0, 6, 3, 5, 7, 1, 4, 2]
[0, 6, 4, 7, 1, 3, 5, 2]
[1, 3, 5, 7, 2, 0, 6, 4]
[1, 4, 6, 0, 2, 7, 5, 3]
[1, 4, 6, 3, 0, 7, 5, 2]
[1, 5, 0, 6, 3, 7, 2, 4]
[1, 5, 7, 2, 0, 3, 6, 4]
[1, 6, 2, 5, 7, 4, 0, 3]
[1, 6, 4, 7, 0, 3, 5, 2]
[1, 7, 5, 0, 2, 4, 6, 3]
[2, 0, 6, 4, 7, 1, 3, 5]
[2, 4, 1, 7, 0, 6, 3, 5]
[2, 4, 1, 7, 5, 3, 6, 0]
[2, 4, 6, 0, 3, 1, 7, 5]
[2, 4, 7, 3, 0, 6, 1, 5]
[2, 5, 1, 4, 7, 0, 6, 3]
[2, 5, 1, 6, 0, 3, 7, 4]
[2, 5, 1, 6, 4, 0, 7, 3]
[2, 5, 3, 0, 7, 4, 6, 1]
[2, 5, 3, 1, 7, 4, 6, 0]
[2, 5, 7, 0, 3, 6, 4, 1]
[2, 5, 7, 0, 4, 6, 1, 3]
[2, 5, 7, 1, 3, 0, 6, 4]
[2, 6, 1, 7, 4, 0, 3, 5]
[2, 6, 1, 7, 5, 3, 0, 4]
[2, 7, 3, 6, 0, 5, 1, 4]
[3, 0, 4, 7, 1, 6, 2, 5]
[3, 0, 4, 7, 5, 2, 6, 1]
[3, 1, 4, 7, 5, 0, 2, 6]
[3, 1, 6, 2, 5, 7, 0, 4]
[3, 1, 6, 2, 5, 7, 4, 0]
[3, 1, 6, 4, 0, 7, 5, 2]
[3, 1, 7, 4, 6, 0, 2, 5]
[3, 1, 7, 5, 0, 2, 4, 6]
[3, 5, 0, 4, 1, 7, 2, 6]
[3, 5, 7, 1, 6, 0, 2, 4]
[3, 5, 7, 2, 0, 6, 4, 1]
[3, 6, 0, 7, 4, 1, 5, 2]
[3, 6, 2, 7, 1, 4, 0, 5]
[3, 6, 4, 1, 5, 0, 2, 7]
[3, 6, 4, 2, 0, 5, 7, 1]
[3, 7, 0, 2, 5, 1, 6, 4]
[3, 7, 0, 4, 6, 1, 5, 2]
[3, 7, 4, 2, 0, 6, 1, 5]
[4, 0, 3, 5, 7, 1, 6, 2]
[4, 0, 7, 3, 1, 6, 2, 5]
[4, 0, 7, 5, 2, 6, 1, 3]
[4, 1, 3, 5, 7, 2, 0, 6]
[4, 1, 3, 6, 2, 7, 5, 0]
[4, 1, 5, 0, 6, 3, 7, 2]
[4, 1, 7, 0, 3, 6, 2, 5]
[4, 2, 0, 5, 7, 1, 3, 6]
[4, 2, 0, 6, 1, 7, 5, 3]
[4, 2, 7, 3, 6, 0, 5, 1]
[4, 6, 0, 2, 7, 5, 3, 1]
[4, 6, 0, 3, 1, 7, 5, 2]
[4, 6, 1, 3, 7, 0, 2, 5]
[4, 6, 1, 5, 2, 0, 3, 7]
[4, 6, 1, 5, 2, 0, 7, 3]
[4, 6, 3, 0, 2, 7, 5, 1]
[4, 7, 3, 0, 2, 5, 1, 6]
[4, 7, 3, 0, 6, 1, 5, 2]
[5, 0, 4, 1, 7, 2, 6, 3]
[5, 1, 6, 0, 2, 4, 7, 3]
[5, 1, 6, 0, 3, 7, 4, 2]
[5, 2, 0, 6, 4, 7, 1, 3]
[5, 2, 0, 7, 3, 1, 6, 4]
[5, 2, 0, 7, 4, 1, 3, 6]
[5, 2, 4, 6, 0, 3, 1, 7]
[5, 2, 4, 7, 0, 3, 1, 6]
[5, 2, 6, 1, 3, 7, 0, 4]
[5, 2, 6, 1, 7, 4, 0, 3]
[5, 2, 6, 3, 0, 7, 1, 4]
[5, 3, 0, 4, 7, 1, 6, 2]
[5, 3, 1, 7, 4, 6, 0, 2]
[5, 3, 6, 0, 2, 4, 1, 7]
[5, 3, 6, 0, 7, 1, 4, 2]
[5, 7, 1, 3, 0, 6, 4, 2]
[6, 0, 2, 7, 5, 3, 1, 4]
[6, 1, 3, 0, 7, 4, 2, 5]
[6, 1, 5, 2, 0, 3, 7, 4]
[6, 2, 0, 5, 7, 4, 1, 3]
[6, 2, 7, 1, 4, 0, 5, 3]
[6, 3, 1, 4, 7, 0, 2, 5]
[6, 3, 1, 7, 5, 0, 2, 4]
[6, 4, 2, 0, 5, 7, 1, 3]
[7, 1, 3, 0, 6, 4, 2, 5]
[7, 1, 4, 2, 0, 6, 3, 5]
[7, 2, 0, 5, 1, 4, 6, 3]
[7, 3, 0, 2, 5, 1, 6, 4]


-- 
Amazon bans book.  After nearly a month on the site, all traces of the book and
its 80 reviews have been removed.
http://jamesfetzer.blogspot.com/2015/11/debunking-sandy-hook-debunkers-5.html
https://www.youtube.com/watch?v=EEl_1HWFRfo

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Short 8 queens solution "WJ" <w_a_x_man@yahoo.com> - 2015-12-28 22:23 +0000
  Re: Short 8 queens solution Kaz Kylheku <kaz@kylheku.com> - 2015-12-29 00:03 +0000
    Re: Short 8 queens solution Kaz Kylheku <kaz@kylheku.com> - 2015-12-29 00:13 +0000

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