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Puzzle ZYLQ 



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How many squares, of any size, can you find on this chessboard that do not contain a Rook?

Puzzle Copyright © Kevin Stone

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Answer
There are 116 squares without a rook.
1 x 1: 61 squares.
2 x 2: 37 squares.
3 x 3: 15 squares.
4 x 4:  3 squares.

 

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