pirhotexnix
pirhotexnix
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I believe this one can be expressed as a special case of the chessboard problem with forbidden positions. So in terms of an n-by-n chessboard, the {1,...,n} once again label the column coordinates and the rows are the Ai with the i^th column being f…
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I believe this one can be expressed as a special case of the chessboard problem with forbidden positions. So in terms of an n-by-n chessboard, the {1,...,n} once again label the column coordinates and the rows are the Ai with the i^th column being f…