Sudoku @ sz.dk

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

Estimated difficulty: 16.8 (<8: low, >45: high)