Sudoku @ sz.dk

		2	9	4			1		5
	3	4	7		1	8		6	2
				2		6			4
		7	6		3	4			9
		1		9	8	5		2
	5			7	6		3	4
	9			3		7
	7	3		8	4		5	9	6
	1		4			9	2	7

Estimated difficulty: 10.6 (<8: low, >45: high)