Sudoku @ sz.dk

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

Estimated difficulty: 10.7 (<8: low, >45: high)