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|Abstract:||There are 4 gray and blue chips in a 16-square board. Can you rearrange them in such a way that no two chips of the same colour will be in the same row horizontally, vertically, or diagonally?|
|Appears in Collections:||SR Vol.48(10) [October 2011]|
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|SR 48(10) (Puzzle Corner).pdf||181.71 kB||Adobe PDF||View/Open|
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