THE FORTY-NINE COUNTERS.
(
Chessboard Problems)
Can you rearrange the above forty-nine counters in a square so that no
letter, and also no number, shall be in line with a similar one,
vertically, horizontally, or diagonally? Here I, of course, mean in the
lines parallel with the diagonals, in the chessboard sense.
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THE GENTLE ART OF STAMP-LICKING.
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