Database Challenges

-- File Name: maciej_pilecki_tsqlchallenge_15.sql
SELECT *
FROM 
(SELECT *,
	CASE Row%Col WHEN 0 THEN 'X' ELSE '' END AS X
FROM @Cols CROSS JOIN @Rows) p
PIVOT (MIN(X) 
FOR Col IN ([1], [2], [3], [4], [5], [6], [7], [8], [9])
) AS pvt

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