Sudoku @ sz.dk

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

Estimated difficulty: 7.6 (<8: low, >45: high)