Sudoku @ sz.dk

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

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