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No Safety from the Queen (Posted on 2004-09-23) Difficulty: 3 of 5
Given a 5x5 chess board, place the fewest number of queens possible on the board such that no queens are under attack but every other space is under attack.

See The Solution Submitted by logischer Verstand    
Rating: 3.0000 (7 votes)

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  Subject Author Date
Solutionre: Solution... (This is real...)Matt2004-12-08 02:36:50
SolutionSolution...Matt2004-12-08 02:31:02
Solutionthe right oneFranky2004-10-25 08:38:40
Solutioneasy solutionFranky2004-10-25 08:25:37
The Answer(I think)Han Solo2004-09-29 17:21:00
Solutionthe answerKyle2004-09-26 19:07:55
My guess...xvolution2004-09-23 23:23:55
A075324Jer2004-09-23 12:17:40
7x7 board has unique minimal solution (shown here--spoiler)Charlie2004-09-23 09:44:12
re: 8x8 version--programsCharlie2004-09-23 09:34:32
Some Thoughts8x8 versionCharlie2004-09-23 09:29:22
SolutionMore than one wayCharlie2004-09-23 08:59:56
SolutionMore than one Queen !Syzygy2004-09-23 07:10:14
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