Sudoku @ sz.dk

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

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