Sudoku @ sz.dk

Max. level of difficulty


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

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