Sudoku @ sz.dk

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

Estimated difficulty: 19.8 (<8: low, >45: high)