Sudoku @ sz.dk

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

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