Consider the problem of tiling an n-by-n chessboard by polyomino
pieces that are k-by-1 in size (copies of the straight-line polyomino of
size k). Every one of the k pieces of each polyomino tile must
align exactly with one of the chessboard squares.
Clearly, it is not always possible to tile the entire board. For example,
This month's question: prove that for any choice of |
## List of solvers:Radu-Alexandru Todor (2 March 00:15)Lorenz Reichel (2 March 01:09) Lian Wang (2 March 16:11) Jan Fricke (4 March 00:02) Dan Dima (4 March 03:45) Joseph DeVincentis (6 March 02:11) Dharmadeep Muppalla (16 March 03:49) Guangda Huzhang (19 March 00:54) Thomas Mack (21 March 02:19) Daniel Bitin (22 March 00:35) Itsik Horovitz (31 March 00:25) |

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