A Grid Place five 1s, five 2s, five 3s, five 4s, and five
Chapter 1, Problem 1.1.178(choose chapter or problem)
A Grid Place five 1s, five 2s, five 3s, five 4s, and five 5s in a 5 * 5 grid so that each digitthat is, 1, 2, 3, 4, 5appears exactly once in each row and exactly once in each column.
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