Sudoku @ sz.dk

Max. level of difficulty


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

Estimated difficulty: 28.8 (<8: low, >45: high)