Sudoku @ sz.dk

Max. level of difficulty


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

Estimated difficulty: 10.6 (<8: low, >45: high)