Sudoku @ sz.dk

Max. level of difficulty


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

Estimated difficulty: 22.8 (<8: low, >45: high)